Ключевые слова: abstract, alive, animal, appetite, aquarium, aquatic, background, beautiful, breeding, brown, catfish, cloudy, couple, dace, debris, ecology, fin, fish, freshwater, gills, green, hobby, home, lake, nature, open mouth, outdoors, pattern, pebble, pet, plump, pond, scavenger, scavenger fish, snorkeling, space, subtropical, sucker fish, swimming, trash fish, tropical, turbid, two, underwater, vertebrate, water, water quality, water surface, whiskers, wildlife,