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Commonly Asked Questions

Appears in Georgia Aquarium's:
  • Ocean Voyager

Range / Habitat

  • Occurs in the Eastern Atlantic from Portugal to Angola and in the western Mediterranean. Also in the Western Atlantic from Nova Scotia to the northern Gulf of Mexico and Uruguay, including the Greater Antilles. Absent from eastern Lesser Antilles.
  • Adults generally found in schools in open waters over outer reefs and over the continental shelf. Ranges to depths of about 1,148 feet (350 m) and will ascend rivers.
  • Juvenile is abundant in brackish estuaries with muddy bottoms, near sandy beaches and on seagrass beds.

Physical Characteristics

  • Silver overall with a pale olive to bluish green color dorsally and silver to brassy on the sides. Fins may be yellowish.
  • Steep forehead.
  • It has a distinguishing black spot on the margin of the gill cover about level with its eye and a larger black spot at the base of the pectoral fin.
  • Maximum length is 4 feet (124 cm) with the maximum weight of 70 lbs. (32 kg).

Diet / Feeding

  • Diet consists of smaller fish, shrimp and other invertebrates.

Conservation Status

  • “Not Evaluated” on the IUCN Red List.

Additional Information

  • The crevalle jack will often grunt or croak when it is caught by fishermen.
  • Larger individuals sometimes swim alone or can be found in fast-moving schools.
  • Important food fish as well as a favorite of sport fishermen because of its strength and fighting spirit.

Sources

www.fishbase.org
Coral Reef Fishes. Lieske, E. and Myers, R., pgs. 154,155
Field Guide to Saltwater Fishes of North America. McClane, A. J., pgs. 225 - 227

Photo credit: Dr. Al Dove