McLane Research Laboratories Inc manufacture time-series instrumentation, and deep sea Glass and Steel subsurface flotation. Samplers,  Profilers, Flotation.

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Seapoint Sensors logoSeapoint Sensors Inc manufacture optical oceanographic sensors for Turbidity and Fluorescence.
Thanks to their very low power requirements (good for battery powered equipment), and operating depth rating of 6,000 metres, these are the sensors of choice for many users.

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Zebra-Tech Ltd manufacture instrumentation for underwater research and fisheries catch sampling.
Products include the Hydro-Wiper for keeping optical sensors clean, Wet Tag, Digital Measuring Board, D-Opto, Seep Detection and Diver Logger

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  Valeport Ltd is the leading UK manufacturer of hydrometric and oceanographic instruments including tide gauges, sound velocity sensors and profilers, echo sounders and CTDs.

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Aquaread LimitedAquaread Ltd is the leading UK manufacturer of water quality and level monitoring equipment. The range includes multiple water quality monitoring packages for both portable and permanent applications, water level loggers both absolute and vented and now including a conductivity variant. All products are 100% designed and manufactured in house. We work actively in the surface water, ground water and waste water sectors globally.

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