emperor tetra nematobrycon palmeri aquarium fish

albino american amphiloxus animal aquarium background black blue cardinal caudal characidae color danio emperor female fish fishbowl fishtank fresh freshwater green herbertaxelrodi hyphessobrycon innesi inpaichthys kerri male nematobrycon neon palmeri paracheirodon pet pets puntius purple red royal swarm swimming tail tank tetra tropical water white wildlife