Lemon Shark
Lemon shark (nicolasvoisin44 / shutterstock.com)
The lemon shark (Negaprion brevirostris) is easily identified by its yellowish to brown color and by its two equally-sized dorsal fins. Lemon sharks can grow up to 3.4 meters (11.2 feet) in length. They inhabit coastal waters near mangrove forests, coral keys, and river mouths. In total, 10 unprovoked attacks on humans (all non-fatal) have been reported.
Inhabits the East-Pacific Ocean.
Inhabits the Atlantic Ocean.
This supplemental online resource accompanies the book Scuba Diving Hand Signals by Lars Behnke, available on
Amazon.