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Scalloped Hammerhead

Sphyrna lewini


6-9'. Elongated, laterally compressed. Head laterally expanded: from above looks like a mallet, with large eye at each end of lateral expansion; tapered in side view, front edge arched. Back and sides gray; white below. First dorsal fin long, pointed, upper lobe of tail fin long, narrow, swept back. Mouth on underside of head.


Inshore and offshore waters to 900' deep; enters estuaries


Swift predator capable of quick maneuvers and has been known to attack humans.

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1 Comment

sanmiggums 8 years ago

Blurry pic but if you think it is a hammerhead than it it is

Spotted by

Boca Raton, Florida, USA

Spotted on Jul 13, 2012
Submitted on Jul 13, 2012

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