NationWide Specialist Laboratory have put together profiles of thyroid tests specifically for the greyhound breed. 1  Greyhound Thyroid Investigation (GTH1) â Sensitive TT4, TT3, TSH and TGAA. 2  Greyhound Thyroid Monitoring (GTH2) â Sensitive TT4, TT3 and Canine TSH.
Benthos in the intertidal zone include sea stars, barnacles, mussels, sea anemones, sea urchins, snails, and other creatures that attach themselves to the rocky substrate or burrow in the sand. Benthos in deeper zones include fish, crustaceans and tube worms.
Benthos: Inhabitants of the Benthic Zone. The organisms that live in the benthic zone are collectively called benthos.. They include crustaceans, mollusks, worms, fish, and any other type of organism that makes its home on or in the seabed.