Shane Gross / Almaco jack (Seriola rivoliana) uses a discarded fishing net, drifting in the open ocean as shelter. The Bahamas.

Franco Banfi / Almaco jack (Seriola rivoliana) Cocos Island National Park, Costa Rica, East Pacific Ocean

Franco Banfi / Almaco jack (Seriola rivoliana) Cocos Island National Park, Costa Rica, East Pacific Ocean

Franco Banfi / Almaco jack (Seriola rivoliana) Cocos Island National Park, Costa Rica, East Pacific Ocean

Franco Banfi / Almaco jack (Seriola rivoliana) Cocos Island National Park, Costa Rica, East Pacific Ocean

Franco Banfi / Almaco jack (Seriola rivoliana) Cocos Island National Park, Costa Rica, East Pacific Ocean

Franco Banfi / Almaco jack (Seriola rivoliana) swimming. Santa Maria Island, Azores, Portugal, Atlantic Ocean

Franco Banfi / Almaco jack (Seriola rivoliana), Santa Maria Island, Azores, Portugal, Atlantic Ocean

Pete Oxford / Almaco jack / Palometa (Seriola rivoliana) off Wolf Island, Galapagos Islands

Jeff Rotman / Diver with school of Almaco Jacks (Seriola rivoliana). Galapagos Islands, Pacific Ocean. Model released.

Jeff Rotman / Almaco Jacks (Seriola rivoliana) schooling. Galapagos Islands, Pacific Ocean.

David Fleetham / Divers outside enclosure holding Almaco jack (Seriola rivoliana) at fish farm off The Big Island, Hawaii.