closeup of a texas cichlid, rio grande perch, tropical pearl colored fish, exotic specie from the rio grande river of texas

animal animals aquaculture aquarium beautiful black bright cichlid cichlids closeup colored colorful cyanoguttatus exotic face fish fishes fresh freshwater grande head herichthys ichthyology life marine mexican mexico pearl pearly perch pet pets popular portrait rio river specie species spots spotted texan texas tropical underwater vibrant vivid water white yellow