congo tetra, phenacogrammus interruptus, endemic of african congo river basin, healthy characin fish in natural biotope aqua

adult africa african animal aqua aquaria aquarium aquascape aquatic background basin biotope blue blurred bright careful characin colorful congo copyspace cyan decoration decorative depth design detail domestic dominant dwarf ecology endemic exotic fauna field fish fishkeeping freshwater habitat healthy instastory instinct interruptus male natural nature ornamental pet phenacogrammus protection rainbow river shallow tank tetra timid underwater water yellow