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    https://en.wikipedia.org › wiki › Demersal_fish

    Demersal fish - Wikipedia

    • Demersal fish can be divided into two main types: strictly benthic fish which can rest on the sea floor, and benthopelagic fish which can float in the water column just above the sea floor. Benthopelagic fish have neutral buoyancy, so they can float at depth without much effort, while strictly benthic fish are denser, with negative buoyancy so they can lie on the bottom witho… 展开

    Overview

    Demersal fish, also known as groundfish, live and feed on or near the bottom of seas or lakes (the demersal zone). They occupy the sea floors and lake beds, which usually consist of mud, sand, gravel or rocks. In coastal waters, t… 展开

    Habitats

    The edge of the continental shelf marks the boundary where the shelf gives way to, and then gradually drops into abyssal depths. This edge marks the boundary between coastal, relatively shallow, benthic habitats, and the deep be… 展开

    Demersal Fish: Profile, Traits, Range, Description, Diet, Facts
    Demersal fish, as quintessential bottom feeders, stand in stark contrast to their pelagic counterparts, which roam the open waters of the oceanic column. While pelagic species revel in the freed…
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