black neon tetra hyphessobrycon herbertaxelrodi freshwater aquarium fish

albino american animal aquarium aquatic barb barbus bartel black blue catfish characidae color danio female fin fisch fish fishtank freshwater glow glowing gravel green herbertaxelrodi hyphessobrycon isolated light male mariene marine motion mouth nature neon pets red reflection salmler shiny stripe swimming tail tank tetra tropical water wels wildlife