The living habits and regional distribution of the Chinese carp in the basin (Hainan Island herring)

Sinilabeo discognathoides belongs to the order Cypriniformes. Cyprinidae, subfamily Cyprinidae, and genus Cyprinidae. Commonly known as: mud shad, round green shad, herring.

The body is slightly elongated and cylindrical, slightly flattened on the sides; the head is small, the snout is prominent, and the front end is rounded and blunt. The mouth is inferior and crescent-shaped. Both the snout and the lower lip have fine zigzag notches, and the snout covers the middle of the upper lip downwards. The upper lip is exposed near the corner of the mouth and has small papillae; the lower lip is separated from the mandible by a deep groove and has small papillae on the inner surface. There is a shallow groove connected behind the lip. The facial groove is obvious. There is a horizontal stripe in front of the starting point of the facial groove in the middle of the face, and the lower jaw has a sharp horny edge. Must be 2 pairs, small and small. The dorsal fin has no hard spines and its outer edge is slightly concave. The longest fin is approximately equal to the length of the head; the caudal fin is extremely deeply bifurcated. The body is greenish-green, the back is especially dark, the belly is milky white, and each fin is gray.

The Pot-lip Chinese Dace likes to live in deep waters of clear and rocky rivers or mountain streams with rapid currents. It lives a benthic life and feeds on algae and organic debris.

Distributed in Hainan Island. The individuals are relatively large, with common individuals weighing 2-3 kilograms and the maximum weighing more than 5 kilograms. It is an economic fish in the production area. The meat is delicious, no less than herring, and has high economic value.

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