juvenile common roach, omnivore freshwater fish in planted biotope aquarium, endemic and highly adaptable

active adaptable animal aqua aquadesign aquarium aquatic behaviour biotic biotope captive caught clear closeup common conditions controlled curious cyprinidae decorative design destructive ecology ecosystem endemic european fauna fish fishkeeping freshwater gravel harmful highly invasion juvenile local nano natural nature omnivore omnivorous organic pet planted pollution predator river roach rutilus sand search species swim tank temperate threat underwater water weed widespread wild wildlife