shoal of adult pencilfish, legendary and easy to keep pets in biotope aquarium, dim light with brown tannin stained water

adult amazonia amazonian america animal aqua aquarium aquatic background beckfordi biotope blackwater blurred brazilian brown careful characin colourful copy decorative design detail dim easy ecology endemic exotic fauna fish free freshwater golden habitat hard instinct keep lebiasinidae legendary light low nannostomus native natural nature negro ornamental pencil pencilfish pets protection red rio scape shoal south space stained tank tannin underwater vulnerable water yellow