Almaco Jack: Seriola rivoliana


  • Front of first dorsal fin and anal fin high and elongated
  • Deep-bodied
  • Anal fin is about 2/3 the length of the second dorsal fin
  • Sometimes dark in coloration
  • Body more compressed than banded rudderfish or greater amberjack
  • No scutes (bone-like projections) on body

Similar Species: Other jack species 

Size: Common to 35 inches (10 pounds) 


Wide-ranging in offshore waters, not a common catch. Young are associated with sargassum.


Spawn offshore during spring, summer and fall.

Additional Information

Recreational Regulations

Image Credit: © Diane Rome Peebles

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