The difference between flower bone fish and ship nail

The difference between them lies in their appearance, shape, distribution and habits.

1, Appearance characteristics: Bone fish is slender, with slightly raised back, flat abdomen and obvious brown spots scattered on the body surface, which looks full and symmetrical as a whole. The nail is slender, slightly cylindrical, with a big head and a small tail, a relatively long tail and no spots on the body surface. The overall shape is similar to the nails used in ancient shipbuilding, so it is named ship nail fish.

2. Body shape: the adult fish of the flower bone fish is large, and the largest individual can reach about 2 kg. The nail is relatively small, with a body length of about 10-20cm.

3. Distribution area: Sinopotamon is mainly distributed in the Yangtze River basin and surrounding lakes. Ship nails are widely distributed and live in rivers and lakes in the north and south of China.

4. Ecological habits: Sinopotamon sinensis has certain requirements for water quality, adapts to the clear water environment and has specific living habits. Ship nail is an omnivorous fish with strong adaptability and can survive in various water environments.