Xylem Analytics UK - Let's Solve Water - Formerly YSI Hydrodata
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Bathymetric Survey

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Xylem has recently launched two world-leading technologies for bathymetric surveys - the SonTek Hydrosurveyor and the EcoMapper AUV.

LakeLake Esthwaite WaterEsthwaite Water EcoMapper in Lake Windermere.EcoMapper in Lake Windermere.
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We have a large pool of water quality and hydrology instruments available to you for rental.



CastAway CTD front and back views.

YSI CastAway™ CTD with GPS

The YSI Castaway is the worlds first CTD to provide instantaneous profiles for temperature, conductivity, salinity, depth and speed down to 100m.


SonTek M9

SonTek RiverSurveyor S5 and M9 Acoustic Doppler Current Meter

The RiverSurveyor M9 and S5 are the next generation of acoustic doppler for measuring open channel flow. Using SonTek’s exclusive multiple acoustic frequencies allows continuous shallow-to-deep discharge measurements. A range of new technologies means you can focus on the measurement, not the instrument setup. In addition to this the system has a vertical beam for precise channel definition and it's all designed to work intuitively


Torrent Board

SonTek Torrent Board for ADCP measurements

High speed, low drag ADP surfboard for SonTek S5/M9 RiverSurveyor systems.


EcoMapper AUV

YSI EcoMapper AUV

The EcoMapper is a unique AUV (autonomous underwater vehicle) designed to create high-resolution maps of water quality and bathymetry.



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Specification Sheets

Torrent Board

River Surveyor

R2V2 Remote Boat for ADCP Specifications

HydroSurveyor surveying ADCP

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