pelvic fin

views updated May 29 2018

pelvic fin (ventral fin) One of the pair of fins positioned on the under-side of the body of a fish. Depending on the species, the pelvic fins can be found in a mid-ventral (abdominal) position, underneath or just behind the pectoral fins (thoracic position), or in front of the pectorals in the throat region (jugular position).

pelvic fins

views updated Jun 08 2018

pelvic fins See fins.