Weboperculum 1. Zoology a. the hard bony flap covering the gill slits in fishes b. the bony plate in certain gastropods covering the opening of the shell when the body is withdrawn 2. Botany the covering of the spore-bearing capsule of a moss 3. Biology any other covering or lid in various organisms Collins Discovery Encyclopedia, 1st edition ... The operculum is a series of bones found in bony fish and chimaeras that serves as a facial support structure and a protective covering for the gills; it is also used for respiration and feeding. See more The opercular series contains four bone segments known as the preoperculum, suboperculum, interoperculum and operculum. The preoperculum is a crescent-shaped structure that has a series of ridges … See more • Hyomandibula See more During development the opercular series is known to be one of the first bone structures to form. In the three-spined stickleback the opercular series is seen forming at around … See more
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WebFeb 24, 2024 · Little fish, big fish. For Opercule, 2024 will be about farming, with the fry slowly turning into fish. “Right now, we are focusing on getting the farm up and running. … Webson oxygène aux branchies. dfo-mpo.gc.ca. dfo-mpo.gc.ca. A structure called an operculum on the sides of the fishes' head open to let water that has already oxygenated the gills, exit the body. dfo-mpo.gc.ca. dfo-mpo.gc.ca. À la rotation de la capsule interne, une pointe. [...] intérieure perfo re l. slower space penny lane
Operculum - definition of operculum by The Free Dictionary
WebAug 25, 2024 · According to the U.S. Fish and Wildlife Service, Garra rufa could pose a threat to native plant and animal life if released into the wild because these fish aren‘t native to the United States ... WebOct 2, 2013 · See answer (1) Copy. operculum ( plural ; operculi ) is actually gill cover or lid of a cavity having gills . its major function is to protect gills as well as to move water … WebA lid or flap covering an opening, such as the gill cover in some fish or the horny flap covering the opening of a snail. The American Heritage® Student Science Dictionary, … slower speech