What kind of fish is Huang Liyu?

Yellow snapper, also known as yellow-footed snapper, yellow-walled snapper and red-winged snapper, is the main fish in the coastal areas of South China and has certain economic value. This is a kind of fish that lives at the warm bottom of shallow water. Its body is rectangular, with a length of about 15-25 cm and a flat side. I usually like to live in rocky seas, and my eating habits are very complicated. I will eat some crabs, shellfish and algae.

Ornamental fish only refer to those fish with bright colors or strange shapes and ornamental value. It is said that there are 30,000-50,000 species of fish in the world, among which 2,000-3,000 species of marine fish and freshwater fish are available for viewing, but in fact only about 500 species are generally raised and common.

Some of them live in fresh water, some in seawater, some from temperate regions and some from tropical regions. Some of them are famous for their gorgeous colors, some for their strange shapes, and some for their rarity.

In the world ornamental fish market, they are usually composed of three major strains, namely temperate freshwater ornamental fish, tropical freshwater ornamental fish and tropical seawater ornamental fish.

Ornamental fish mainly include marine fish, tropical fish, China goldfish, koi fish and other freshwater fish. They are customarily called in classification, but the classification may be incorrect.

Tropical fish: including CYPRINIDAE, CYPRINIDAE, ichthyidae, Cicadellidae, Percidae, Misguridae, Siluridae, etc.

Arowana: an ancient fish belonging to tropical fish.

Colorful angelfish: cichlids in tropical fish.

Goldfish in China: This is the quintessence of China, but many new varieties have been cultivated abroad.

Koi fish: Many countries have aquaculture, but Japanese varieties are the best.

Marine fish: There are many kinds, and only a few hundred can be kept in the aquarium.

Other fish: cold water fish and soda water fish.

goldfish

Fancy fish

Domestication of goldfish has gone through two stages: pond culture and pot culture. After careful selection by several generations of folk artists, single-tailed goldfish gradually developed into two-tailed, three-tailed and four-tailed goldfish, and its color gradually changed from single red to red, white, white, five-flowered, black, blue and purple. Its shape has also changed from a long and narrow spindle to an oval and spherical shape, and its variety has changed from a single golden crucian carp to a colorful one. According to historical records, China goldfish was first introduced to Japan in the Ming Dynasty, and was introduced to Japan again in 16 15- 1623.

The original variety of japanese koi is red carp, which was introduced to Japan from China in the early days. After careful breeding by the Japanese people, it has gradually become one of the world-famous ornamental fish. The main varieties of japanese koi are red and white, Showa tricolor, Dazheng tricolor and Qiu Cui.

sea/saltwater fish

Marine ornamental fish mainly come from coral reef waters in the Indian Ocean and the Pacific Ocean. Many species have peculiar shapes, rich colors and varieties, are good at hiding, and have primitive and mysterious natural beauty. Common producing areas are Philippines, South China Sea, Japan, Australia, Hawaii Islands, India, Red Sea, East Coast of Africa, etc.

Tropical marine ornamental fish are widely distributed. They live in the vast ocean, many sea areas are inaccessible, and many species have not been discovered by human beings. Tropical marine ornamental fish is the most promising ornamental fish in the world, which represents the development direction of ornamental fish in the future.