cardinalfish - apogonidae - pterapogon kauderni. small tropical cardinal fish underwater. very popular in the aquarium trade

animal apogonidae aqua aquarium australia barrier cardinal cardinalfish cardinalfishes coral endangered exotic fauna fish fishes great indian indonesia indonesian indopacific islands java kauderni life marine molucca natural nature nematoptera ocean one pacific pajama popular pterapogon reef sea small species sphaeramia spotted swim swimming trade tropic tropical underwater very water waters wild wildlife zoo