{"title":"Water Quality Monitoring","description":"\u003cp\u003eBuild a monitoring package around the parameters you need, deployment length, telemetry, service access, and data workflow. LakeTech should review configured sonde and remote-monitoring orders before purchase.\u003c\/p\u003e","products":[{"product_id":"rdo-blue-temperature-and-dissolved-oxygen-probe","title":"RDO BLUE, Temperature and Dissolved Oxygen Probe","description":"\u003cp data-mce-fragment=\"1\"\u003eRDO\u003csup data-mce-fragment=\"1\"\u003e®\u003c\/sup\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003eBlue uses In-Situ’s patented Optical Rugged Dissolved Oxygen technology, an EPA-approved dissolved oxygen measurement method ideal for measuring DO and temperature in even the harshest environments. Suitable for handheld use or long-term deployment in fresh water or saltwater, this low-maintenance dissolved oxygen probe offers robust performance at a lower cost than other DO meters.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eRDO Blue requires no calibration or conditioning prior to deployment and doesn’t use membranes. The replaceable RDO Smart Sensor Cap stores calibration coefficients for automatic, error-free setup. And a unique, three-layer system provides unmatched chemical and abrasion resistance.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe RDO comes in either a 3 meter or 10 meter cable and a bluetooth wireless communication\/battery pack to connect to your phone or tablet.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003ehttps:\/\/in-situ.com\/pub\/media\/support\/documents\/RDO-Blue-Manual.pdf\u003c\/p\u003e","brand":"In-Situ","offers":[{"title":"3 meters","offer_id":44030121083108,"sku":"0103210","price":1190.0,"currency_code":"USD","in_stock":true},{"title":"10 meters","offer_id":44030121115876,"sku":"0103190","price":1240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/rdo-blue_handheld_configuration.jpg?v=1689083112"},{"product_id":"rdo-cap-replacement-kits","title":"RDO Cap Replacement Kits","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe RDO Sensor Cap Kits have everything you need to replace your expired RDO Cap for the Aqua TROLL 500 to 800 Multiparameter Sondes or the RDO Blue Temperature \u0026amp; DO probes. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eX-Caps have a life expectancy of 24 months\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eFast-Caps have a life expectancy of 12 months\u003c\/span\u003e\u003c\/p\u003e","brand":"In-Situ","offers":[{"title":"Aqua TROLL RDO-X Sensor Cap Replacement Kit","offer_id":44550492192996,"sku":"0079790","price":230.0,"currency_code":"USD","in_stock":true},{"title":"Aqua TROLL Fast Cap Replacement Kit","offer_id":44550492258532,"sku":"0066800","price":230.0,"currency_code":"USD","in_stock":true},{"title":"RDO Classic Cap Replacement Kit","offer_id":44567896916196,"sku":"0084230","price":175.1,"currency_code":"USD","in_stock":true},{"title":"RDO-X Cap Replacement Kit","offer_id":44567896948964,"sku":"0088720","price":210.0,"currency_code":"USD","in_stock":true},{"title":"RDO Fast Cap Replacement Kit","offer_id":47904861749476,"sku":"0077700","price":210.0,"currency_code":"USD","in_stock":true},{"title":"RDO-S Cap Replacement Kit","offer_id":47904865583332,"sku":"1011720","price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/RDO-Cap-Explainer-TechNote-0219-pdf.png?v=1706291215"},{"product_id":"aqua-troll-400-multiparameter-probe","title":"Aqua TROLL 400 Multiparameter Probe","description":"\u003cp data-mce-fragment=\"1\"\u003eThe Aqua TROLL 400 simplifies decision making with a fixed set of sensors that measure:\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eActual and specific conductivity, salinity, total dissolved solids, resistivity and density\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDissolved oxygen (optical RDO®)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eORP\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003epH\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eTemperature\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWater level and water pressure (absolute)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBundles include the selected cable length and the Bluetooth Wireless TrollCom to connect to your existing iOS or Android device.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eRugged and compact, the Aqua TROLL 400 can be used for spot checking or deployed for long-term monitoring using a VuLink telemetry device. And because it’s easy to install and maintain, you save on training and reduced trips to the field.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eOpen communication protocols easily interface with your existing telemetry system. Access data anytime with a radio, controller, data logger, sampler, telemetry system, SCADA\/PLC system, or HydroVu Data Services.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eShipping lead time is approximately 10 business days\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/in-situ.com\/en\/aqua-troll-400-multiparameter-probe\/\"\u003eSpec Sheet\u003c\/a\u003e  |  \u003ca href=\"https:\/\/in-situ.com\/en\/support\/documents\/aqua-troll-400-manual\"\u003eManual\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"In-Situ","offers":[{"title":"Probe Only","offer_id":49425340661988,"sku":"0088300","price":3890.0,"currency_code":"USD","in_stock":true},{"title":"Aqua TROLL 400 bundle w\/ 5' cable","offer_id":44568431263972,"sku":"0083320","price":3935.0,"currency_code":"USD","in_stock":true},{"title":"Aqua TROLL 400 bundle w\/ 15' cable","offer_id":44568431296740,"sku":"0083330","price":3995.0,"currency_code":"USD","in_stock":true},{"title":"Aqua TROLL 400 bundle w\/ 30' cable","offer_id":44568431329508,"sku":"0083340","price":4220.0,"currency_code":"USD","in_stock":true},{"title":"Aqua TROLL 400 bundle w\/ 100' cable","offer_id":44568431362276,"sku":"0083350","price":4445.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/aquatroll-400-ar-16-9-w2000.jpg?v=1706813088"},{"product_id":"monitoring-maintenance-backpack","title":"Monitoring Maintenance Backpack","description":"\u003cp\u003e\u003cspan style=\"color: rgb(15, 96, 217);\"\u003e\u003cstrong\u003eStandard Kit: \u003c\/strong\u003e\u003cstrong\u003eKoozie 26L Olympus Cooler Backpack\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eContents:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"m_-2420629314642345860MsoListParagraph\"\u003eSecchi Disk\u003c\/li\u003e\n\u003cli class=\"m_-2420629314642345860MsoListParagraph\"\u003eCopper mesh socks to put on sensors or sondes to reduce biofouling.\u003c\/li\u003e\n\u003cli class=\"m_-2420629314642345860MsoListParagraph\"\u003eCanned air to dry cable connections or clean things off (single can)\u003c\/li\u003e\n\u003cli class=\"m_-2420629314642345860MsoListParagraph\"\u003eO-ring grease\u003c\/li\u003e\n\u003cli class=\"m_-2420629314642345860MsoListParagraph\"\u003eSmall bottle of contact cleaner (isopropyl alcohol)\u003c\/li\u003e\n\u003cli class=\"m_-2420629314642345860MsoListParagraph\"\u003eSmall bottle of DeOxit contact conditioner to prevent oxidation\u003c\/li\u003e\n\u003cli class=\"m_-2420629314642345860MsoListParagraph\"\u003eSmall cleaning brush set\u003c\/li\u003e\n\u003cli class=\"m_-2420629314642345860MsoListParagraph\"\u003eLarge scrub brush \u0026amp; toothbrush\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eIn-Situ items\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"title heading black\"\u003e\n\u003cul\u003e\n\u003cli\u003eWireless Rugged TROLL Com (\u003cspan class=\"type\"\u003eSKU\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e0031240)\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eRDO Blue Calibration Kit (SKU 0101540)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"LakeTech","offers":[{"title":"Default Title","offer_id":46402684813540,"sku":"","price":875.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/IMG_1979-Edited.jpg?v=1750202070"},{"product_id":"aqua-troll-600-multiparameter-sonde","title":"Aqua TROLL 600 Multiparameter Sonde","description":"\u003cp\u003eThe Aqua TROLL 600 is a fully customizable five-port multiparameter sonde with capacity for four interchangeable sensors plus an antifouling wiper. A smartphone interface delivers accurate data and enables simplified calibration, panoramic data view, and report creation. Ideal for both spot-checking and long-term deployment, with vented and non-vented options available.\u003c\/p\u003e\u003cp\u003eCheck the onboard LCD screen for overall readiness, battery life, internal log, and sensor status. Sensor options include temperature, conductivity, pH\/ORP, Rugged Dissolved Oxygen (RDO), turbidity, chlorophyll a, phycocyanin (BGA-PC), phycoerythrin (BGA-PE), FDOM, crude oil, rhodamine WT, fluorescein WT, ammonium, chloride, and nitrate.\u003c\/p\u003e\u003ch3\u003eWhy it works\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShared ecosystem.\u003c\/strong\u003e All Aqua TROLL products use the same handhelds, cables, and telemetry, which reduces complexity and cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3D factory calibration.\u003c\/strong\u003e Every sensor gets a multi-point factory calibration so it is linear across its full range, simplifying user calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-maintenance deployment.\u003c\/strong\u003e Sub-2-inch passive and mechanical antifouling on all sensors and 9+ month battery life make it reliable for long deployments in fresh and saltwater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMini calibration cup.\u003c\/strong\u003e Uses only 50 mL of solution for rinsing and calibration, cutting calibration cost roughly 5x versus traditional methods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in error protection.\u003c\/strong\u003e Spring-loaded screws, a slip-clutch wiper, smart sensors that fit any port, wet-mate connectors, and anti-roll bumpers prevent the most common field damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast-response sensors.\u003c\/strong\u003e Designed for spot-checking and profiling where response time is critical.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCable and TROLL Com Plus sold separately.\u003c\/p\u003e","brand":"In-Situ","offers":[{"title":"Base Sonde","offer_id":49423002829028,"sku":"0096400","price":4695.0,"currency_code":"USD","in_stock":true},{"title":"Vented","offer_id":49425151459556,"sku":"CFG-AT600-VENTED","price":350.0,"currency_code":"USD","in_stock":true},{"title":"Pressure Sensor","offer_id":49425151492324,"sku":"CFG-AT600-PRESSURE","price":300.0,"currency_code":"USD","in_stock":true},{"title":"Temperature Sensor","offer_id":49425151525092,"sku":"CFG-AT600-TEMPERATURE","price":470.0,"currency_code":"USD","in_stock":true},{"title":"Temperature\/Conductivity Sensor","offer_id":49425151557860,"sku":"CFG-AT600-TEMP-COND","price":1070.0,"currency_code":"USD","in_stock":true},{"title":"Chloride Sensor","offer_id":49425151590628,"sku":"CFG-AT600-CHLORIDE","price":790.0,"currency_code":"USD","in_stock":true},{"title":"Chlorophyll a Sensor","offer_id":49425151623396,"sku":"CFG-AT600-CHLOROPHYLL-A","price":2245.0,"currency_code":"USD","in_stock":true},{"title":"FDOM Sensor","offer_id":49425151656164,"sku":"CFG-AT600-FDOM","price":2245.0,"currency_code":"USD","in_stock":true},{"title":"Nitrate Sensor","offer_id":49425151688932,"sku":"CFG-AT600-NITRATE","price":790.0,"currency_code":"USD","in_stock":true},{"title":"pH\/ORP Sensor","offer_id":49425151721700,"sku":"CFG-AT600-PH-ORP","price":840.0,"currency_code":"USD","in_stock":true},{"title":"Phycocyanin (BGA-PC)","offer_id":49425151754468,"sku":"CFG-AT600-BGA-PC","price":2245.0,"currency_code":"USD","in_stock":true},{"title":"RDO Sensor (includes RDO Fast Cap)","offer_id":49425151787236,"sku":"CFG-AT600-RDO-FAST","price":1345.0,"currency_code":"USD","in_stock":true},{"title":"RDO Sensor (includes RDO-X Cap)","offer_id":49425151820004,"sku":"CFG-AT600-RDO-X","price":1345.0,"currency_code":"USD","in_stock":true},{"title":"Sensor Port Plug","offer_id":49425151852772,"sku":"CFG-AT600-SENSOR-PLUG","price":69.0,"currency_code":"USD","in_stock":true},{"title":"Turbidity Sensor","offer_id":49425151885540,"sku":"CFG-AT600-TURBIDITY","price":1295.0,"currency_code":"USD","in_stock":true},{"title":"Wiper","offer_id":49425151918308,"sku":"CFG-AT600-WIPER","price":1300.0,"currency_code":"USD","in_stock":true},{"title":"Wiper Port Plug","offer_id":49425151951076,"sku":"CFG-AT600-WIPER-PLUG","price":82.0,"currency_code":"USD","in_stock":true},{"title":"In-Situ Care Basic for Multiparameters","offer_id":49425151983844,"sku":"CFG-AT600-CARE-BASIC","price":395.0,"currency_code":"USD","in_stock":true},{"title":"In-Situ Care Plus for Multiparameters","offer_id":49425152016612,"sku":"CFG-AT600-CARE-PLUS","price":945.0,"currency_code":"USD","in_stock":true},{"title":"In-Situ Care Ultimate for Multiparameters","offer_id":49425152049380,"sku":"CFG-AT600-CARE-ULTIMATE","price":1495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/at600b-ar-16-9-w2000.jpg?v=1784222395"},{"product_id":"aqua-troll-700-multiparameter-sonde","title":"Aqua TROLL 700 Multiparameter Sonde","description":"\u003cp\u003eThe Aqua TROLL 700 is a fully customizable seven-port multiparameter sonde with capacity for six interchangeable sensors plus an antifouling wiper. It offers the flexibility, reliability, and ruggedness required for spot checking, remote monitoring, and long-term monitoring in surface water, coastal, and groundwater applications.\u003c\/p\u003e\u003cp\u003eUse it with a TROLL Com Plus and the VuSitu mobile app for spot-checking and profiling, or pair it with VuLink telemetry and HydroVu data services for long-term remote monitoring. Vented and non-vented pressure sensor options are available. 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View and share data on the spot from your mobile device, and use open communication protocols to integrate with existing SCADA and telemetry systems and HydroVu Data Services for real-time data access and automatic event alerts.\u003c\/p\u003e\u003ch3\u003eWhy it works\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShared ecosystem.\u003c\/strong\u003e Aqua TROLL and Level TROLL products use the same instruments, cables, and communication gear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple data management.\u003c\/strong\u003e Consolidate site information in VuSitu, tag data with site photos and GPS coordinates, and download results as standard CSV files.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged cable.\u003c\/strong\u003e Kevlar strands prevent stretch and breakage, and titanium twist-lock connectors make quick, reliable connections.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"In-Situ","offers":[{"title":"Default Title","offer_id":49423003582692,"sku":"0056800","price":1945.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/aquatroll-100-gray-h-ar-16-9-w-2000_2.jpg?v=1784222396"},{"product_id":"aqua-troll-200-data-logger","title":"Aqua TROLL 200 Data Logger","description":"\u003cp\u003eThe Aqua TROLL 200 is a reliable all-in-one instrument that measures and records water level and pressure, conductivity, and temperature. 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Open communication protocols integrate with third-party data loggers and telemetry systems, and it works with HydroVu Data Services or direct-read Rugged Cable for real-time data access and automatic event alerts.\u003c\/p\u003e\u003ch3\u003eWhy it works\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3D factory calibration.\u003c\/strong\u003e Pressure sensors are calibrated across full pressure and full temperature ranges for accuracy at any depth, NIST certified where applicable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple data management.\u003c\/strong\u003e Consolidate site information on your smartphone, tag data with photos and GPS, and export standard CSV files.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged cable.\u003c\/strong\u003e Kevlar strands prevent stretch and breakage, and titanium twist-lock connectors make quick, reliable connections.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBase configuration; cable length and vented or non-vented options are configured at order time. Contact us to spec the right configuration.\u003c\/p\u003e","brand":"In-Situ","offers":[{"title":"Default Title","offer_id":49423003615460,"sku":"CFG-AT2DL","price":2160.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/aqua-troll-200-gray-h-ar-16-9-w2000.jpg?v=1784222397"},{"product_id":"rdo-pro-x-dissolved-oxygen-probe","title":"RDO PRO-X Dissolved Oxygen Probe","description":"\u003cp\u003eThe RDO PRO-X Dissolved Oxygen Probe uses optical technology (EPA-approved RDO Technology for Clean Water Act programs) to measure dissolved oxygen and temperature in demanding process environments. This durable probe requires no calibration or conditioning prior to deployment and does not use membranes.\u003c\/p\u003e\u003cp\u003eThe replaceable RDO Smart Sensor Cap stores calibration coefficients for automatic, error-free setup. 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Unlike traditional electrochemical methods, the RDO Trio requires no membranes, electrolyte, or water flow, and features a user-replaceable RDO Smart Sensor Cap for easy maintenance. 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Contact us to spec the right configuration.\u003c\/p\u003e","brand":"In-Situ","offers":[{"title":"Default Title","offer_id":49423004270820,"sku":"CFG-RTP","price":1995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/rdo-trio-copper-antifouling-guard_c161d450-1f21-475e-8d42-238c44040e03.jpg?v=1784222398"},{"product_id":"vulink","title":"VuLink Cellular Telemetry Device","description":"\u003cp\u003eVuLink is a data logger and global cellular telemetry device for continuous groundwater, surface water, stormwater, coastal, and remote water-quality monitoring. It connects compatible instruments to HydroVu so teams can collect, access, and manage field data without visiting every site.\u003c\/p\u003e\u003cp\u003eOne-press setup automatically detects In-Situ instruments, while VuSitu supports advanced setup over Bluetooth Low Energy. VuLink can also read third-party SDI-12 and pulse instruments through the optional Load-Bearing Universal Adapter. Built-in GPS, barometric compensation, remote setup, alarms, and over-the-air firmware updates support dependable long-term deployments.\u003c\/p\u003e\u003ch3\u003eWhy it works\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal cellular connectivity.\u003c\/strong\u003e LTE-M and NB-IoT communications include 2G fallback for broad coverage across supported networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong field life.\u003c\/strong\u003e Three standard D-cell batteries can provide up to two years of operation with a multiparameter sonde using hourly readings and uploads under specified conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn-well installation.\u003c\/strong\u003e The 1.85-inch diameter housing fits inside standard 2-inch well casings and caps, reducing the need for a separate mounting pole.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpanded instrument support.\u003c\/strong\u003e Modbus over RS-485, SDI-12, and pulse inputs support In-Situ and compatible third-party instruments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged deployment.\u003c\/strong\u003e The sealed IP68 device supports vented and non-vented instruments without external desiccant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated data workflow.\u003c\/strong\u003e HydroVu provides maps, dashboards, data access, and alert workflows, with a limited free cellular transmission allowance included for the life of the instrument.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConfiguration note:\u003c\/strong\u003e VuLink is sold without an antenna. Confirm the antenna, cellular coverage, connected instrument power requirements, reporting interval, HydroVu plan, mounting, and any Load-Bearing Universal Adapter requirements before ordering.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/media.in-situ.com\/FDUAXN8W\/as\/f4c7p5vk9qmxqmrj3rnvcvg\/VuLink_Spec_Sheet\"\u003eView the VuLink spec sheet\u003c\/a\u003e or \u003ca href=\"https:\/\/media.in-situ.com\/FDUAXN8W\/as\/gbqjtctb4p2rwxrhhtrrv3b6\/VuLink_CI_Manual\"\u003edownload the VuLink manual\u003c\/a\u003e.\u003c\/p\u003e","brand":"In-Situ","offers":[{"title":"Default Title","offer_id":49424467853540,"sku":"0094840","price":1195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/vulink-ar-16-9-w2000_1.jpg?v=1784233293"},{"product_id":"aquatroll-500-multiparameter-probe-bundle","title":"Aqua TROLL 500 Multiparameter Sonde","description":"\u003cp\u003eThe Aqua TROLL 500 is a fully customizable five-port multiparameter sonde with capacity for four interchangeable sensors plus an antifouling wiper. A smartphone interface delivers accurate data and enables simplified calibration, panoramic data view, and report creation. Ideal for spot-checking and profiling with a TROLL Com Plus, or long-term monitoring with VuLink telemetry.\u003c\/p\u003e\u003cp\u003eCorrosion-resistant titanium construction stands up to harsh environments, and a convenient LCD readout of sensor health and connectivity gives you confidence in your deployment. Sensor options include temperature, conductivity, pH\/ORP, Rugged Dissolved Oxygen (RDO), turbidity, chlorophyll a, phycocyanin (BGA-PC), FDOM, chloride, and nitrate.\u003c\/p\u003e\u003ch3\u003eWhy it works\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShared ecosystem.\u003c\/strong\u003e All Aqua TROLL products use the same handhelds, cables, and telemetry, which reduces complexity and cost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3D factory calibration.\u003c\/strong\u003e Every sensor gets a multi-point factory calibration so it is linear across its full range, simplifying user calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-maintenance deployment.\u003c\/strong\u003e Sub-2-inch passive and mechanical antifouling on all sensors keeps it reliable for long deployments in fresh and saltwater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMini calibration cup.\u003c\/strong\u003e Uses only 50 mL of solution for rinsing and calibration, cutting calibration cost roughly 5x versus traditional methods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in error protection.\u003c\/strong\u003e Spring-loaded screws, a slip-clutch wiper, smart sensors that fit any port, wet-mate connectors, and anti-roll bumpers prevent the most common field damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast-response sensors.\u003c\/strong\u003e Designed for spot-checking and profiling where response time is critical.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCable, TROLL Com Plus, and VuLink sold separately.\u003c\/p\u003e","brand":"In-Situ","offers":[{"title":"Base Sonde","offer_id":49425324900580,"sku":"0050700","price":2395.0,"currency_code":"USD","in_stock":true},{"title":"Vented","offer_id":49425344921828,"sku":"CFG-AT500-VENTED","price":310.0,"currency_code":"USD","in_stock":true},{"title":"Pressure Sensor","offer_id":49425344954596,"sku":"CFG-AT500-PRESSURE","price":540.0,"currency_code":"USD","in_stock":true},{"title":"Temperature Sensor","offer_id":49425344987364,"sku":"CFG-AT500-TEMPERATURE","price":470.0,"currency_code":"USD","in_stock":true},{"title":"Temperature\/Conductivity Sensor","offer_id":49425345020132,"sku":"CFG-AT500-TEMP-COND","price":1070.0,"currency_code":"USD","in_stock":true},{"title":"Chloride Sensor","offer_id":49425345052900,"sku":"CFG-AT500-CHLORIDE","price":790.0,"currency_code":"USD","in_stock":true},{"title":"Chlorophyll a Sensor","offer_id":49425345085668,"sku":"CFG-AT500-CHLOROPHYLL-A","price":2245.0,"currency_code":"USD","in_stock":true},{"title":"FDOM Sensor","offer_id":49425345118436,"sku":"CFG-AT500-FDOM","price":2245.0,"currency_code":"USD","in_stock":true},{"title":"Nitrate Sensor","offer_id":49425345151204,"sku":"CFG-AT500-NITRATE","price":790.0,"currency_code":"USD","in_stock":true},{"title":"pH\/ORP Sensor","offer_id":49425345183972,"sku":"CFG-AT500-PH-ORP","price":840.0,"currency_code":"USD","in_stock":true},{"title":"Phycocyanin (BGA-PC)","offer_id":49425345216740,"sku":"CFG-AT500-BGA-PC","price":2245.0,"currency_code":"USD","in_stock":true},{"title":"RDO Sensor (includes RDO Fast Cap)","offer_id":49425345249508,"sku":"CFG-AT500-RDO-FAST","price":1345.0,"currency_code":"USD","in_stock":true},{"title":"RDO Sensor (includes RDO-X Cap)","offer_id":49425345282276,"sku":"CFG-AT500-RDO-X","price":1345.0,"currency_code":"USD","in_stock":true},{"title":"Sensor Port Plug","offer_id":49425345315044,"sku":"CFG-AT500-SENSOR-PLUG","price":69.0,"currency_code":"USD","in_stock":true},{"title":"Turbidity Sensor","offer_id":49425345347812,"sku":"CFG-AT500-TURBIDITY","price":1295.0,"currency_code":"USD","in_stock":true},{"title":"Wiper","offer_id":49425345380580,"sku":"CFG-AT500-WIPER","price":1300.0,"currency_code":"USD","in_stock":true},{"title":"Wiper Port Plug","offer_id":49425345413348,"sku":"CFG-AT500-WIPER-PLUG","price":82.0,"currency_code":"USD","in_stock":true},{"title":"In-Situ Care Basic for Multiparameters","offer_id":49425345446116,"sku":"CFG-AT500-CARE-BASIC","price":395.0,"currency_code":"USD","in_stock":true},{"title":"In-Situ Care Plus for Multiparameters","offer_id":49425345478884,"sku":"CFG-AT500-CARE-PLUS","price":945.0,"currency_code":"USD","in_stock":true},{"title":"In-Situ Care Ultimate for Multiparameters","offer_id":49425345511652,"sku":"CFG-AT500-CARE-ULTIMATE","price":1495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/aqua-troll-500-multiparater-sonde-ar-16-9_f6ef9bf9-ad9f-4102-ae6e-0b50107ed49c.jpg?v=1784253446"},{"product_id":"laketech-top-bottom","title":"LakeTech Top\/Bottom","description":"\u003cp\u003eComplete top and bottom dissolved oxygen monitoring system for lakes and ponds. LakeTech Top\/Bottom provides continuous readings from an RDO Blue probe near the surface and a second RDO Blue probe at the selected depth, with data transmitted through VuLink.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy two depths:\u003c\/strong\u003e A healthy surface reading does not guarantee healthy water below. Comparing the top and bottom sensors helps reveal stratification, catch deep-water oxygen loss early, protect fish habitat, and confirm that management is reaching the lake bottom. Maintaining adequate oxygen at depth preserves more usable habitat and helps reduce low-oxygen fish-kill risk.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComplete system includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 LakeTech Buoy and Hardware assembly\u003c\/li\u003e\n\u003cli\u003e1 VuLink Cellular Telemetry Device\u003c\/li\u003e\n\u003cli\u003e1 High-Gain Whip Antenna\u003c\/li\u003e\n\u003cli\u003e1 Lithium Battery (LiMnO2)\u003c\/li\u003e\n\u003cli\u003e1 Cable Splitter\u003c\/li\u003e\n\u003cli\u003e2 RDO Blue dissolved oxygen and temperature probes\u003c\/li\u003e\n\u003cli\u003e1 one-foot Twist-Lock cable for the top probe\u003c\/li\u003e\n\u003cli\u003e1 Twist-Lock cable for the selected bottom depth\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoose a 5, 10, 20, 40, or 50-foot bottom sensor depth. Each variant is priced as a complete, fully built system.\u003c\/p\u003e","brand":"LakeTech","offers":[{"title":"5 feet deep","offer_id":49426676646116,"sku":null,"price":3990.0,"currency_code":"USD","in_stock":true},{"title":"10 feet deep","offer_id":49426676678884,"sku":null,"price":4010.0,"currency_code":"USD","in_stock":true},{"title":"20 feet deep","offer_id":49426676711652,"sku":null,"price":4049.0,"currency_code":"USD","in_stock":true},{"title":"40 feet deep","offer_id":49426676744420,"sku":null,"price":4128.0,"currency_code":"USD","in_stock":true},{"title":"50 feet deep","offer_id":49426676777188,"sku":null,"price":4168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/laketech-top-bottom-bundle-card-v4.png?v=1784307746"},{"product_id":"laketech-top-middle-bottom","title":"LakeTech Top\/Middle\/Bottom","description":"\u003cp\u003e\u003cstrong\u003eSee the entire water column, not just the water you can see.\u003c\/strong\u003e A lake can look healthy at the surface while dissolved oxygen is falling in the deep water. LakeTech Top\/Middle\/Bottom measures dissolved oxygen and temperature at three selected depths, giving lake managers a continuous view of surface conditions, the middle transition zone, and the water just above the lakebed.\u003c\/p\u003e\n\n\u003ch2\u003eWhy measuring the top and bottom matters\u003c\/h2\u003e\n\u003cp\u003eDuring warm, calm weather, many lakes separate into layers. The upper layer is warmed by the sun and mixed by wind. It can receive oxygen from the atmosphere and from photosynthesis. The colder bottom layer is cut off from that regular exchange. At the same time, bacteria and other organisms consume oxygen as they break down algae, leaves, and other organic material that settles toward the bottom.\u003c\/p\u003e\n\u003cp\u003eThat means one surface reading cannot describe the whole lake. The top and bottom sensors reveal the vertical oxygen difference that matters for habitat and day-to-day management:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop sensor:\u003c\/strong\u003e Tracks the warm, mixed surface layer, where temperature, weather, sunlight, and algae can cause fast daily changes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBottom sensor:\u003c\/strong\u003e Watches the deep water where oxygen loss often begins and where sediment and decomposing organic matter create strong oxygen demand.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop-to-bottom comparison:\u003c\/strong\u003e Shows when the lake is becoming strongly stratified, when deep water is losing oxygen even though the surface still looks normal, and whether an aeration or oxygenation strategy is improving conditions at depth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eThe middle sensor helps reveal the thermocline\u003c\/h2\u003e\n\u003cp\u003eThe thermocline is the middle transition zone where temperature changes quickly with depth. It acts as a density barrier between warm surface water and cool bottom water, reducing natural mixing between the two layers. Its depth and strength can change with season, wind, storms, inflow, and aeration.\u003c\/p\u003e\n\u003cp\u003eA middle sensor placed near the expected thermocline adds the context that top-and-bottom monitoring alone cannot provide. By comparing temperature and dissolved oxygen at all three depths, you can see whether the middle depth is behaving more like the surface or the bottom, recognize when the transition zone is forming, and detect when it moves above or below the selected middle depth. The middle reading also helps show whether usable fish habitat is being compressed into a narrowing band between water that is too warm near the surface and water that is oxygen-poor below.\u003c\/p\u003e\n\u003cp\u003eThree fixed depths provide a practical, continuous picture of lake structure. For lakes that need a precise full-depth profile, LakeTech can help select additional monitoring depths or pair the system with periodic profiling.\u003c\/p\u003e\n\n\u003ch2\u003eBottom oxygen is an early warning for fish-kill risk\u003c\/h2\u003e\n\u003cp\u003eFish need dissolved oxygen, but deep water can steadily lose it during summer stratification. As bottom oxygen declines, fish and other aquatic life lose access to deeper, cooler habitat. If a storm, rapid cooling event, or seasonal turnover mixes oxygen-poor bottom water into the rest of the lake, oxygen conditions can deteriorate across a much larger portion of the water column.\u003c\/p\u003e\n\u003cp\u003eMaintaining adequate oxygen at depth with a properly designed aeration or oxygenation system can preserve more usable habitat and reduce the risk from low-oxygen fish kills. Continuous bottom monitoring gives you time to respond before fish are visibly stressed, and it lets you verify that the management system is reaching the depth where oxygen demand is greatest. Low dissolved oxygen is an important cause of fish kills, but it is not the only cause, so readings should be interpreted with weather, algae, water chemistry, and site conditions.\u003c\/p\u003e\n\n\u003ch2\u003eManage from evidence, not surface appearance\u003c\/h2\u003e\n\u003cp\u003eWith top, middle, and bottom data in one record, lake managers can answer practical questions:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIs the surface masking oxygen loss in deep water?\u003c\/li\u003e\n  \u003cli\u003eWhen is stratification forming, strengthening, weakening, or turning over?\u003c\/li\u003e\n  \u003cli\u003eIs the thermocline moving relative to the selected middle depth?\u003c\/li\u003e\n  \u003cli\u003eIs low oxygen squeezing fish into a smaller band of suitable habitat?\u003c\/li\u003e\n  \u003cli\u003eIs aeration or oxygenation improving conditions at the bottom, not only at the surface?\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eComplete system includes\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 LakeTech Buoy and Hardware assembly\u003c\/li\u003e\n  \u003cli\u003e1 VuLink Cellular Telemetry Device\u003c\/li\u003e\n  \u003cli\u003e1 High-Gain Whip Antenna\u003c\/li\u003e\n  \u003cli\u003e1 Lithium Battery (LiMnO2)\u003c\/li\u003e\n  \u003cli\u003e1 Cable Splitter\u003c\/li\u003e\n  \u003cli\u003e3 RDO Blue dissolved oxygen and temperature probes\u003c\/li\u003e\n  \u003cli\u003e1 one-foot Twist-Lock cable for the top probe\u003c\/li\u003e\n  \u003cli\u003e1 Twist-Lock cable for the selected middle depth\u003c\/li\u003e\n  \u003cli\u003e1 Twist-Lock cable for the selected bottom depth\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSelect the middle and bottom monitoring depths. Only valid combinations with the middle probe above the bottom probe are available. Every variant is priced as a complete, fully built system. For best results, choose depths using the lake's bathymetry, expected thermocline, target fish habitat, and management goals.\u003c\/p\u003e","brand":"LakeTech","offers":[{"title":"5 feet deep \/ 10 feet deep","offer_id":49429150171364,"sku":"LT-TMB-M05-B10","price":5055.0,"currency_code":"USD","in_stock":true},{"title":"5 feet deep \/ 20 feet deep","offer_id":49429150204132,"sku":"LT-TMB-M05-B20","price":5094.0,"currency_code":"USD","in_stock":true},{"title":"5 feet deep \/ 40 feet deep","offer_id":49429150236900,"sku":"LT-TMB-M05-B40","price":5173.0,"currency_code":"USD","in_stock":true},{"title":"5 feet deep \/ 50 feet deep","offer_id":49429150269668,"sku":"LT-TMB-M05-B50","price":5213.0,"currency_code":"USD","in_stock":true},{"title":"10 feet deep \/ 20 feet deep","offer_id":49429150302436,"sku":"LT-TMB-M10-B20","price":5114.0,"currency_code":"USD","in_stock":true},{"title":"10 feet deep \/ 40 feet deep","offer_id":49429150335204,"sku":"LT-TMB-M10-B40","price":5193.0,"currency_code":"USD","in_stock":true},{"title":"10 feet deep \/ 50 feet deep","offer_id":49429150367972,"sku":"LT-TMB-M10-B50","price":5233.0,"currency_code":"USD","in_stock":true},{"title":"20 feet deep \/ 40 feet deep","offer_id":49429150400740,"sku":"LT-TMB-M20-B40","price":5232.0,"currency_code":"USD","in_stock":true},{"title":"20 feet deep \/ 50 feet deep","offer_id":49429150433508,"sku":"LT-TMB-M20-B50","price":5272.0,"currency_code":"USD","in_stock":true},{"title":"40 feet deep \/ 50 feet deep","offer_id":49429150466276,"sku":"LT-TMB-M40-B50","price":5351.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/6107\/1076\/files\/laketech-top-middle-bottom-bundle-card-v1.png?v=1784309509"}],"url":"https:\/\/shop.laketech.com\/collections\/monitoring.oembed","provider":"LakeTech","version":"1.0","type":"link"}