👉 Microthelphusa is a species of fish in the family Cyprinidae, known for its unique appearance and ability to live in water temperatures ranging from 0°C (-4°F) to 38°C (-3.6°F). These fish are typically found in freshwater systems, particularly in bodies of water where temperature can be fluctuating. They have a small body size and a slender body shape, making them easy to observe and study at close quarters. Microthelph