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An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
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This is a trawl that can be towed through the water to collect samples of all particulate material, zooplankton, etc suspended in the water column. The pricing for a commercial one is roughly $135. The model is useful for anyone who needs to collect water samples. One would need to provide their own flotation devices, net, and weights to attatch to the main body.
