The strange science popularization of snapper.

The snapper, also known as the humpbacked snapper, belongs to the genus snapper of Perciformes. Widely distributed in India-western Pacific, it inhabits coral reefs or mixed areas of reef and sand, and often gathers a large group to cruise among reefs. The general habitat depth is more than 60 meters. Feeding on fish, crustaceans and invertebrates. Found in the South China Sea of China and the waters of Taiwan Province Province, it is a common edible fish in coastal areas, suitable for frying or braising.

It is 30-50 cm long, oval, tall, with a back steeper than the top of the head, which is different from other species in this genus. The eye spacing is flat, the posterior edge of the anterior branchial lid has fine serrations, and the upper and lower jaws have multiple rows of fine teeth. The body is covered with a big comb. The pectoral fin is long and the end reaches the starting point of the gluteal fin; Tail fin fork The color of adult fish is red and gray, and the tail fin, dorsal fin and gluteal fin are dark red and black. The young fish is light gray with many thin bands on it and the tail fin is yellow at the end.

Lutjanidae, Perciformes, is a kind of benthic food fish with great economic value. There are 5 subfamilies in the world, 2 1 genus and 125 species. Widely distributed in the warm areas of the Indian Ocean and the Pacific Ocean, with a wide range of habitats. Undergraduate course is generally nocturnal fish, which gather around rocks during the day and scatter in the sand at night to feed. The body is slender, spindle-shaped or rectangular, and various body colors are extraordinary and eye-catching.