The Randall's rabbitfish (Siganus randalli) is a saltwater fish of the family Siganidae that grows up to 34 cm.
Description
The Randall's rabbitfish is a rabbitfish (Siganidae) from reef water of the western Pacific. The species grows to about 28 cm and has a deep, oval, laterally compressed body with a small, rabbit-like mouth. The body bears a network of pale lines and spots. As a grazer it eats algae and seagrass on reefs and in lagoons. The spines in the dorsal, pelvic and anal fins are venomous and can give a painful puncture wound.
Frequently asked questions
How do you recognise the Randall's rabbitfish?
The Randall's rabbitfish has a flattened, disc-shaped body and is mainly brown. Bears venomous spines or tissue; handle with great care.
Where does the Randall's rabbitfish live?
The Randall's rabbitfish lives in the sea (marine waters) and is mostly found around stony or rocky ground. Oceania: Solomon Is., Guam, Micronesia, Papua New Guinea
How big does the Randall's rabbitfish get?
The Randall's rabbitfish grows to a maximum of about 34 cm. On average the species is around 25 cm.
Is the Randall's rabbitfish dangerous to humans?
The Randall's rabbitfish is venomous — handle spines with care and seek medical help after a sting if needed. For a sting from a fin spine: rinse the wound, remove any visible spine fragments and immerse the part for 30-90 minutes in water as hot as can be tolerated (about 45 C) to break down the venom. The pain can be severe. For marked swelling, a retained spine or signs of infection seek medical care and check tetanus status.
Is the Randall's rabbitfish edible?
The Randall's rabbitfish is rarely eaten.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Siganus
More from the family Siganidae

Want the complete picture on the Randall's rabbitfish?
Point your camera at the fish and Fin names the species in seconds. Free, and the Randall's rabbitfish is one of 12,519 species in the app.