Search Results for: Live crustaceans not in shell
benthos - wikipedia benthos from wikipedia, the free encyclopedia jump to navigation jump to search seaweed and two chitons in a tide pool benthos is the community of organisms that live on, in, or near the seabed , river , lake , or stream bottom, also known as the benthic zone . [ ] this community
lives in or near marine or freshwater sedimentary environments , from tidal pools along the foreshore , out to the continental shelf , and then down to the abyssal depths . many organisms adapted to deep-water pressure cannot survive in the upperparts of the water column . the pressure difference can...
https://en.wikipedia.org/wiki/Benthos
the familiar and economically important clams , oysters , scallops , and mussels . bivalvia ("two valves") refers to the fact that most members of this group have two-part calcareous shells, or valves, that are hinged and more or less symmetrical. pelecypoda ("hatchet-foot") refers to the common (but not
all are suspension feeders. many bivalves (clams, mussels, oysters, scallops, cockles) are important invertebrates for human consumption as well as key in food chains , being consumed by fish , birds , marine mammals , other vertebrates , and various invertebrates. in touching upon the human desire...
https://www.newworldencyclopedia.org/entry/Bivalve