curious male apistogramma mendezi, rare and unique freshwater dwarf cichlid fish, caught near barcelos, rio negro

adult amazonas american animal apisto apistogramma aqua aquarium aquascape aquatic aquatrade barcelos biotope blackwater blue brazil bright business caught cautious cichlid cichlidae curious decoration decorative design detail dwarf ecology endemic exotic fauna fish fishkeeping free freshwater habitat import instinct juvenile leaf male mendezi natural negro ornamental piaba project rare rio space tank threat underwater unique vulnerable water wild yellow young