pterophyllum scalare sailfins, freshwater angelfish aquatic animal contour lines hand drawn aquarium fish

line drawing cartoon sketch font illustration diagram artwork circle pattern wing text brand organ arm map pterophyllum scalare sailfins freshwater angelfish aquatic animal contour lines hand drawn aquarium fish scalare pterophyllum angelfish skalar sailfins amapa red-backed backed striped conceptual angel-fish tail aqua wild eye tetra fish camouflage angel cichlidae angelfishes tank hobby black white swimming color scale silver aquarium animal tropical underwater freshwater water aquatic background pet small wildlife scalar elegant isolated