Ocean & Coastal

Sometimes all you need is a little insight into waves, tides, and currents. However, other projects require sophisticated, complex and long-term ocean monitoring solutions involving a multi-faceted approach to data collection.

Whether in shallow coastal environments, or deep blue ocean, Xylem provides solutions for environmental research used in oceanographic, hydrographic and climate research markets. Aanderaa, SonTek, Waterlog, and YSI deliver the most technologically advanced self-contained and integrated remote underwater observation systems, environmental monitoring buoys, telemetry, water quality and velocity sensors in the world.

Also, YSI's Integrated Systems & Services (ISS) division is a complete system integrator, providing on-site engineering and manufacturing to produce environmental monitoring buoys, telemetry systems, vertical profiling platforms, PAR products, and custom solutions. Once your solution is deployed, Xylem Japan's field specialists will help you maintain it long-term.

  • Nearshore and Coastal Zone
  • Deep Water Instrumentation
  • Lake

Below is just a sample of the solutions that Xylem offers for Nearshore and Coastal Zone monitoring. Please contact us for additional product and system support.

YSI ProDSS Handheld Instrument

YSI ProDSS - Digital Sampling System

The YSI ProDSS (digital sampling system) handheld multiparameter meter provides extreme flexibility for the measurement of a variety of combinations for dissolved oxygen, turbidity, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, pH/ORP combination, ammonium (ammonia), nitrate, chloride and temperature along with depth.

6820 V2-2 Multi-Parameter Water Quality Sonde

YSI 6820 V2 Multi Parameter Water Quality Sonde

The YSI 6820 V2-2 is a cost-effective data sonde for profiling and spot-checking water quality in rivers, lakes, wetlands, wells, estuaries, and coastal waters.

Aanderaa Conductivity Sensor 4319

Aanderaa Conductivity Sensor

Conductivity sensors from Aanderaa are compact, fully integrated sensors for measuring the electrical conductivity of seawater. Conductivity is a key parameter for in-situ measurements of several fundamental physical properties of seawater.

Aanderaa GeoView web based display

Aanderaa GeoView Web Based Display

Aanderaa GeoView is part of the Aanderaa Real-Time Solution. This gives the user vast opportunities for interfacing meteorological, oceanographpic, or other environmental research equipment in a networked solution giving access to data real-time.

Aanderaa RCM Blue

Aanderaa RCM Blue

The RCM Blue is a self-recording Current Meter which measures water temperature in salt or fresh water, and a battery container with battery capacity up to 70Ah. The Doppler Current Sensor is an upgraded version of the proven SeaGuard ZPulse sensor. The instrument configuration and data retrieval is done via Bluetooth which eliminates the need to open the pressure case for repeated deployments.

EcoMapper™ AUV (Autonomous Underwater Vehicle)

YSI EcoMapper AUV

This water quality AUV has a YSI 6600 V2 bulkhead built in for collection of up to 10 water quality parameters in large water bodies. Other features include side-scan sonar imaging and a Doppler velocity log for accurate navigation below surface.

Aanderaa SMARTGUARD

Aanderaa SmartGuard Datalogger

SmartGuard is the next generation sensor and instrument HUB for Ocean, Lake, Reservoir, Estuary and River Hydrometric stations. It's a complete observatory node for advanced Hydrologic/Meteorological stations as well as for small stand alone stations.

EMM68 - Harbor Buoy

YSI EMM68 - Harbour Buoy

The Harbour buoy provides a quickly deployable water quality monitoring platform with remote telemetry. The system can be lifted by two people. And it is completely serviceable from a small boat.

Remote data delivery keeps you informed of changing conditions as they occur, such as storms, discharges, CSOs, TMDLs, dredging, and construction. Collect data in waters as shallow as 1.8 meters.

YSI EMM700

YSI EMM700 - Bay Buoy

With more free-board and greater load capacity, this buoy supports a wide array of water quality instrumentation and other systems. Heavy-duty, lightweight foam hull withstands collisions and harsh conditions in lakes, ponds, rivers, reservoirs, and near coastal applications. The YSI Bay Buoy is easy to handle and can be deployed from most small vessels.

SonTek®-SL Series

SonTek®-SL Series

NEW SL1500/3000 3G MODELS! The SonTek-SL has two new (3G) models turbo-charged by our proprietary SmartPulseHD®, the featured accessories, mounting options, software, and a variety of integration formats ensure it fits your application.

YSI Pro Plus multiparameter instrument

YSI Professional Plus Multiparameter Meter

The YSI Professional Plus handheld multiparameter meter provides extreme flexibility for the measurement of a variety of parameters such as DO, conductivity, specific conductance, salinity, resistivity, total dissolved solids (TDS), pH, ORP, pH/ORP combination, ammonium (ammonia), nitrate, chloride and temperature.

Aanderaa Wave and Tide Sensor 5218/5218R

Aanderaa Wave & Tide Sensor

Aanderaa Wave and Tide Sensors are compact fully integrated sensor for measuring the wave and tide conditions designed to be mounted on the Aanderaa multiparameter SeaGuard Platform or via cable connected to SmartGuard datalogger.

Aanderaa Conductivity Sensor 4319

Aanderaa Conductivity Sensor

Conductivity sensors from Aanderaa are compact, fully integrated sensors for measuring the electrical conductivity of seawater. Conductivity is a key parameter for in-situ measurements of several fundamental physical properties of seawater.

Aanderaa GeoView web based display

Aanderaa GeoView Web Based Display

Aanderaa GeoView is part of the Aanderaa Real-Time Solution. This gives the user vast opportunities for interfacing meteorological, oceanographpic, or other environmental research equipment in a networked solution giving access to data real-time.

Aanderaa Aqua Optode 4531

Aanderaa Oxygen Optodes

The Oxygen optode is designed to measure absolute oxygen concentration and % saturation. The optode can be used from streams to deep sea, from fish farms to waste water and from polar ice areas to hydrothermal vents. The lifetime-based luminescence quenching principle offers the following benefits

Aanderaa Pressure Sensor 4117

Aanderaa Pressure Sensor

Aanderaa pressure sensors are compact, intelligent pressure sensors designed for use on Aanderaa Data Instruments dataloggers as well as in other measuring systems.

SeaGuardII DCP

Aanderaa SeaGuardII DCP

This acoustic profiler features innovative development of the acoustic profiling capacity and an exceptional ability to collect high quality current information on moving and tilting moorings. Available as a self-recording instrument, it also integrates unique real time features to meet your application needs.

EcoMapper™ AUV (Autonomous Underwater Vehicle)

YSI EcoMapper AUV

This water quality AUV has a YSI 6600 V2 bulkhead built in for collection of up to 10 water quality parameters in large water bodies. Other features include side-scan sonar imaging and a Doppler velocity log for accurate navigation below surface.

Seaguard RCM

Aanderaa SeaGuard RCM

The single-point SEAGUARD® RCM series is a completely new generation of current meters based on the SEAGUARD® datalogger platform and the ZPulse® multi-frequency Doppler Current Sensor (DCS). SEAGUARD® Products are based on modern technology and are the basic modules of our underwater observatory. They may be used as a multi-parameter instrument in the sea and in freshwater and feature a modular plug-and-play architecture.

Aanderaa SEAGUARD String

Aanderaa SeaGuard String System

The Aanderaa SEAGUARD® String System is a complete and flexible subsea observatory, for measurements of e.g. dissolved oxygen, conductivity, temperature, current, pressure and tide.

Aanderaa SEAGUARD CTD

Aanderaa SeaGuard® CTD

SeaGuard CTD Recorders may be used as a multi-parameter instrument in the sea and in freshwater and feature a modular plug-and-play architecture.

Aanderaa SMARTGUARD

Aanderaa SmartGuard Datalogger

SmartGuard is the next generation sensor and instrument HUB for Ocean, Lake, Reservoir, Estuary and River Hydrometric stations. It's a complete observatory node for advanced Hydrologic/Meteorological stations as well as for small stand alone stations.

Coastal Monitoring Buoy

YSI EMM2.0 - Coastal Buoy

The YSI EMM2.0 is one of the most versatile and reliable buoy solutions on the market. These buoys have been deployed with wet-chemistry nutrient and metal analyzers, current meters, water quality monitors, GPS, atmospheric sensors, wave sensors, hydrocarbon sensors, and more. The stable platform can be easily customized to maximize instrumentation on a single monitoring platform. Adding satellite, radio, or cellular telemetry provides data to a custom visual display, making it easy for researchers and operators alike to receive critical data on a daily basis.

SmartSub Observatory

Aanderaa SmartSub Observatory

Smart Sub Observatory is a flexible platform enabling tailor-made solutions, both with sensors from Aanderaa and other suppliers. They can be used off-the-shelf or customized to better cover application requirements.

Aanderaa Wave and Tide Sensor 5218/5218R

Aanderaa Wave & Tide Sensor

Aanderaa Wave and Tide Sensors are compact fully integrated sensor for measuring the wave and tide conditions designed to be mounted on the Aanderaa multiparameter SeaGuard Platform or via cable connected to SmartGuard datalogger.

YSI EXO1 and handheld

YSI EXO1 Multiparameter Sonde

Capturing accurate data in fresh water, ground water and marine aquatic environments is easy with the versatile multiparameter EXO1 sonde. Ideal for estuarine, surface water or ground water applications.

YSI EXO2 multiparamter water quality instrument

YSI EXO2 Multiparameter Sonde

The EXO advanced water quality monitoring platform includes the versatile multiparameter EXO2 sonde for oceanographic, estuarine, or surface water applications. Collect data to 250m with the advanced EXO2 sonde – contains six replaceable 'smart' sensors and a central wiper to clean biofouling.

6920 V2 Sonde

YSI 6920 V2 Sonde

The YSI 6920 V2 sonde is an economical water quality logging system, ideal for long-term in situ monitoring and profiling.Real-time turbidity monitoring, dissolved oxygen monitoring, algae monitoring, and more.

6820 V2-2 Multi-Parameter Water Quality Sonde

YSI 6820 V2 Multi Parameter Water Quality Sonde

The YSI 6820 V2-2 is a cost-effective data sonde for profiling and spot-checking water quality in rivers, lakes, wetlands, wells, estuaries, and coastal waters.

6600V2 Sonte

YSI 6600 V2 Sonde

The YSI 6600 V2 data sonde is the most comprehensive water quality monitoring equipment available with simultaneous measurement of conductivity (salinity), temperature, depth or level, pH/ORP and...

600OMS V2 Sonde

YSI 600OMS V2 Sonde

Measure optical dissolved oxygen, chlorophyll, blue-green algae, rhodamine, or turbidity in combination with temperature, conductivity and depth. Designed for use in fresh, sea or polluted waters, the 600OMS V2 data sonde utilizes the field-proven YSI sensors and incorporates innovations in water quality sensor modules that fits into the sonde body.

EcoMapper™ AUV (Autonomous Underwater Vehicle)

YSI EcoMapper AUV

This water quality AUV has a YSI 6600 V2 bulkhead built in for collection of up to 10 water quality parameters in large water bodies. Other features include side-scan sonar imaging and a Doppler velocity log for accurate navigation below surface.

Buoy - Vertical Profiling System

YSI 6952 Buoy - Vertical Profiling System

The YSI 6952 Buoy - Vertical Profiling System offers user-programmable sample intervals, redundant error recovery logic that detects unexpected activity and recovers automatically, and is compatible with all YSI EXO and 6-Series sondes equipped with depth.

Multiparameter water quality verticle profiler

YSI 6951 Pontoon - Vertical Profiling System

The YSI 6951 Pontoon Vertical Profiling System offers user-programmable sample intervals, redundant error recovery logic that detects unexpected activity and recovers automatically, and is compatible with all YSI EXO and 6-Series sondes equipped with depth.

Fixed - Vertical Profiling System

YSI 6950 Fixed - Vertical Profiling System

Mountable on a dam, pier, piling, or other stationary location, the 6950 offers user-programmable sample intervals with wireless transmission options. The YSI 6950 is compatible with all YSI EXO and 6-Series sondes equipped with depth, and comes with Profile Wizard software for easy set-up and deployment.

EMM25 - Sonde Spar

YSI EMM25 - Sonde Spar

Looking for a cost effective way to deploy a water quality sonde? The YSI EMM25, Sonde Spar is designed to be a low cost option for short and long-term monitoring. It's simple to use design allows for rapid deployment for event monitoring and emergency response. The lightweight design allows for the system to be deployed by a single person; it can be deployed from a small boat or from shore. The integral deployment tube will accept any YSI EXO or 6-Series sonde or 3rd party device.

Available options for the EMM25 Sonde Spar include an amber, self-contained flashing beacon for deployments in navigable waters. Bluetooth connectivity for remote data access from a compatible Bluetooth enabled device.

SonTek CastAway CTD meter

SonTek CastAway® CTD

NEW! Now integrated with HYPACK®! [Learn more]  Designed for coastal profiling, the CastAway-CTD® incorporates a 6-electrode conductivity cell, coupled with a fast response thermistor to provide highly accurate, high resolution CTD measurements to depths of 100m.

Water Level Radar H-3611-12-13

YSI WaterLOG - Water Level Radar Series (H-3611/12/13)

The Radar is a non-contact water level sensor, perfect for just about every tough to reach site. It contains a built in LCD display for simple monitoring, setup and maintenance. It's interface is compatible with any data logger that is SDI-12 compliant and you can set the sensor to measure in feet, meters or any other engineering unit you want.

Nile Radar Series

YSI WaterLOG Nile Water Level Radar Series

NEW Nile Series 502/504/517 models! Designed for non-contact water level measurement. The WaterLOG Nile Series (502/504/517) combines high accuracy with an out-of-the-box measurement range of up to 70 m. The rugged, innovative design was inspired for installation on a bridge or other structure over the water—making this series ideal for sites that may have ice or other instrument-damaging debris. Its reliable interface and simple SDI-12 communication ensure seamless integration with current water monitoring stations. With three models to choose from, the Nile Series is sure to meet your water monitoring needs.

Pro1020 Handheld DO pH Meter

YSI Pro1020

The Pro1020 provides everything you need in a handheld meter that measures dissolved oxygen and temperature along with either pH or ORP (redox). Rugged, simple and reliable. Measure pH or ORP, dissolved oxygen, and temperature.

handheld pH/Conductivity or ORP/Conductivity Meter

YSI Pro1030

The Pro1030 provides everything you need in a handheld meter that measures pH or ORP (redox) along with conductivity. Rugged, simple and reliable. Measure pH or ORP, salinity, conductivity, specific conductance, TDS, and temperature.

Pro2030 Handheld DO/Conductivity Meter

YSI Pro2030

The ideal replacement for the discontinued YSI Model 85. The Pro2030 provides everything you need in a handheld dissolved oxygen meter that automatically compensates for changes in salinity values. Rugged, simple and reliable. Measure DO, salinity, conductivity, specific conductance, TDS, barometric pressure and temperature.

YSI ProODO Optical Dissolved Oxygen Meter

YSI ProODO - Dissolved Oxygen Meter

The YSI PRO ODO is the best handheld optical dissolved oxygen instrument on the market. The handheld dissolved oxygen meter provides extreme durability for measuring DO with optical, luminescent based technology for both the field and lab.

PRO20 Handheld DO Meter

YSI Pro20 Dissolved Oxygen Meter

The Pro20 provides everything you need in a handheld dissolved oxygen meter. Ruggedness, simplicity and reliability are the cornerstones of the instrument's design.