fin
dorsal fin
2010-05-05T08:09:41Z
BTO:0004650
BrendaTissueOBO
The unpaired fin located on the back of both bony fish and sharks. It may be single and soft-rayed, as in trout, or double with the anterior dorsal fin supported by fin spines, as in perch. In some species, e.g. eels, the dorsal fin is confluent with the tail fin.
mgr