juvenile male apistogramma cacatuoides, popular freshwater dwarf cichlid, vulnerable and tender species

acidic aggressive amazonian america animal apisto apistogramma aqua aquarium aquascape aquatic aquatrade biotope blackwater bright business cacatuoides captivity care cichlid cichlidae cockatoo commercial decoration decorative design detail dwarf ecology endangered endemic exotic fauna fish fishkeeping free freshwater habitat hard healthy ichthyology instinct juvenile keep light low male mature natural nature neon ornamental pet popular protection south space species stripe strong tank tender threat underwater vulnerable water