Foxface rabbitfish (NOAA Photo Library / CC BY)

Rabbitfish (Siganus sp.) have colorful oval bodies with small terminal mouths. They are equipped with venomous dorsal, ventral, and anal spines. Rabbitfish range from 16 centimeters (6.3 inches, masked rabbitfish) to 53 centimeters (20.9 inches, Java rabbitfish) in length. Their diet consists of algae and sea grasses. Some species feed on sponges. Their venom causes severe pain, but it is not fatal to adult humans.

Inhabits the Indo-Pacific Ocean.

skull and crossbones

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This supplemental online resource accompanies the book Scuba Diving Hand Signals by Lars Behnke, available on Amazon.