adult pencilfish in nature biotope aquarium, nannostomus beckfordi red, brazilian ornamental blackwater fish

adult amazonia amazonian america animal aqua aquarium aquatic background beckfordi biotope blackwater blurred brazilian careful characin colourful copy decorative design detail ecology endemic exotic fauna fish freshwater golden green habitat hard instinct keep lebiasinidae low nannostomus natural nature negro ornamental pencil pencilfish piaba project protection red rio scape south space tank underwater vulnerable water yellow