Fin's Fish Guide
The Jack (Selene peruviana) is a saltwater fish of the family Carangidae that grows up to 40 cm.
Description
The Peruvian moonfish is a jack (Carangidae) of the eastern Pacific. The species grows to about 40 cm and has a very deep, strongly laterally compressed, silvery body with a steep, almost vertical head profile, a shape characteristic of the moonfishes. Adults live in coastal waters to at least 50 metres and form schools near the bottom; juveniles are found near the surface. The fish feeds on small fishes and crustaceans. The Peruvian moonfish is eaten locally and is harmless to humans.
Frequently asked questions
How do you recognise the Jack?
The Jack has a flattened, disc-shaped body, is mainly silver-grey and shows a plain pattern. Very deep, flattened body with a steep, almost vertical head profile; forms shoals near the bottom.
Where does the Jack live?
The Jack lives in the sea (marine waters) and is mostly found around mixed bottom. Eastern Pacific; coastal waters of Central and South America.
How big does the Jack get?
The Jack grows to a maximum of about 40 cm. On average the species is around 24 cm.
Is the Jack dangerous to humans?
No, the Jack is harmless to humans. None required: this species is harmless to humans.
Is the Jack edible?
The Jack is rarely eaten.
More photos
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Selene
More from the family Carangidae
Want the complete picture on the Jack?
Point your camera at the fish and Fin names the species in seconds. Free, and the Jack is one of 12,519 species in the app.