Prionace glauca

FamilyScientific NameAuthorYearCommon Name
CarcharhinidaePrionace glauca(Linnaeus)1758Blue Shark

Prionace glauca

Unique Characters: Upper labial furrows very short, not extending to eyes. Spiracles absent. Week keel present on each side of caudal peduncle. Second dorsal fin considerably smaller than first, height 0.2-0.5 times first dorsal-fin height. Midlength of first dorsal-fin base considerably closer to pelvic-fin origins than to pectoral-fin insertions. Inner gill openings with short gill rakers. Back dark blue, fading to purple-black after death.

Similar Species: None.

Gallery