Ventral fins

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Related to Ventral fins: pectoral fin
(Zool.) the posterior pair of fins of a fish. They are often situated beneath the belly, but sometimes beneath the throat.

See also: Ventral

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The ventral fins are short, and approximately at the same level as the third branched dorsal-fin ray.
Ventral fins are without any markings, completely transparent yellow with some pale white at the basis and white at the tip.