#family_Rachycentridae__Rachycentridae  family of pelagic fishes containing solely the cobia
  supertype:  fish_family  any of various families of fish
  member of:  order_Perciformes
  member:  genus_Rachycentron__Rachycentron  genus and family are coextensive and comprise only the cobia
     member:  cobia__Rachycentron_canadum__sergeant_fish  large dark-striped tropical food and game fish related to remoras; found worldwide in coastal to open waters

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