acarichthys heckelii

39aph39 acara acarichthys addition adds amazon america amphibian animal appearance aquarium aquariums basin captivating choice cichlid coexist coloration commonly community demeanor dish dorsal elegance elongated enthusiasts fin fish food freshwater heckel heckelii invertebrate making native nonaggressive organism peaceful popular prized reef river seafood south species striking tanks temperament threadfin tranquil underwater vibrant wildlife yellow