Pelvic fin definitions

Pelvic Fin

Paired fins towards the underside of the fish. Vary in size and shape greatly. In anabantids often elongated. Appear to function as ‘brakes’ especially for species which move in a start/stop motion.
Found on http://www.aquahobby.com/articles/e_glossary.php

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pelvic fin

[n] - either of a pair of fins attached to the pelvic girdle in fishes that help control the direction of movement
Found on http://www.webdictionary.co.uk/definition.php?query=pelvic%20fin

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pelvic fin

paired fins located about halfway down the length of a fish along the abdomen
Found on https://sciencetrek.org/sciencetrek/topics/fish/glossary.cfm

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pelvic fin

ventral fin noun either of a pair of fins attached to the pelvic girdle in fishes that help control the direction of movement; correspond to hind limbs of a land vertebrate
Found on https://www.encyclo.co.uk/local/20974

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