Jacks

Almaco jack (Seriola rivoliana)

The Almaco jack (Seriola rivoliana) belongs to the family Carangidae (jacks) and is found in the Red Sea, with a wider Indo-Pacific range. It is a carnivore and usually seen in small groups. It reaches about 90 cm and is found at 1–50 m depth. IUCN conservation status: Least Concern. It is not dangerous to divers.

Almaco jack (Seriola rivoliana), a Red Sea fish of the jacks family
Photo: iNaturalist / Wikimedia Commons

Quick facts

Scientific nameSeriola rivoliana
FamilyJacks (Carangidae)
Common name (IT)Ricciola alalunga
Common name (EN)Almaco jack
Maximum size90 cm
Depth1–50 m
DistributionRed Sea and Indo-Pacific
IUCN statusLC — Least Concern

Description

Present throughout the Red Sea, with a broader range across the tropical Indo-Pacific.

Where it lives

Present throughout the Red Sea, with a broader range across the tropical Indo-Pacific.

  • Red Sea
  • Indo-Pacific

Frequently asked questions

What family does the Almaco jack belong to?
The Almaco jack (Seriola rivoliana) belongs to the family Carangidae (jacks).
Is the Almaco jack dangerous?
It is not dangerous to divers. As with any reef animal, do not touch or handle it.
Is the Almaco jack endemic to the Red Sea?
No — it occurs in the Red Sea but its range extends across the Indo-Pacific.
How big does the Almaco jack get?
It reaches a maximum length of about 90 cm.

Explore the Almaco jack in 3D in the interactive atlas →