Bottom feeder
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A bottom feeder is an aquatic animal that feeds on or near the bottom of a body of water. Biologists often use the terms benthos—particularly for invertebrates such as shellfish, crabs, crayfish, sea
A cory catfish, a commonly kept bottom feeder species in freshwater aquaria. This species is Corydoras paleatus
Starling Feeding Offspring
Antennarius striatus
Demersal fish
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Demersal fish, also known as groundfish, live and feed on or near the bottom of seas or lakes. They occupy the sea floors and lake beds, which usually consist of mud, sand, gravel or rocks. In coastal
Bottom feeder
…bottom, which means it also includes non-animals, such as plants and algae. Biologists also use specific terms that refer to bottom feeding fish, such as demersal fish, groundfish, benthic fish and benthopelagic fish. Examples of bottom feeding fish species groups are flatfish (halibut, flounder, plaice, sole), eels…
Bluespotted ribbontail ray resting on the seafloor
Rhinogobius flumineus swim on the beds of rivers
Benthic flatfish and benthopelagic cod on a shore – Jan van Kessel senior, 1626–1679
Flounder have both eyes on one side of their head