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How many kinds of sturgeon are there in the world?
Xú xún yú) (Sturgeon) is the oldest fish in the world, with large size and long life. It has a history of more than 200 million years and is called "living fossil in water". Name: Sturgeon

Latin scientific name: sturgeon

English name: Common sturgeon

Classification: Fish, Kiwifruit, Acipenseriformes, Acipenseridae, Acipenser.

Body length: 0.5-7 meters.

Weight: The common individuals of most species range from tens to hundreds of kilograms, the largest individual of European bighead carp 1600 kilograms, and the largest individual of Chinese sturgeon, 600 kilograms.

Morphology: Sturgeon is the oldest fish in the world, with large size and long life. Sturgeon is an existing ancient biological population, which originated in Cretaceous hundreds of millions of years ago and is known as the "panda" in water. Sturgeon is kept as an ornamental fish because of its peculiar shape. Sturgeon has a plow-shaped head, a low mouth, a curved tail and five ribs on its back. Both juvenile and adult fish have ornamental value, among which the juvenile ACIPENSER schrenckii (distributed in Heilongjiang Province) has been artificially raised as an ornamental fish since its successful artificial reproduction.

Geographical population difference: At present, there are 26 species of sturgeon (bighead carp) on the earth: 7 species in North America, 0/2 species in Europe, 0//kloc-0 species in Asia (8 species in China).

Distribution: Sturgeon is mainly distributed in the northern hemisphere. There are 8 species of sturgeon living in rivers and coastal areas in China, including 3 species in Xinjiang, 2 species in Heilongjiang, 2 species in Yangtze River, and 1 species in rivers and coastal areas from Yangtze River to Pearl River.

Status of species: A few species are extremely endangered.

Living habits: Sturgeon feeds on benthic invertebrates and small fish.

Living environment: Sturgeon has strict requirements on water quality, and likes to live in a water environment with running water, high dissolved oxygen content, low water temperature and gravel as the bottom material. Directory [Hidden] 1 List of Existing Sturgeon Species in the World 2 Endangered Species 3 Chinese Sturgeon 4 Sturgeon 5 Spodoptera 6 Russian Sturgeon 7 Economic Value 8 Edible Value 9 Ornamental Value 10 Nutritional Requirements 1 1 Fishermen Struggle for One Hour to Catch 100-year-old Sturgeon 12 Sturgeon

Sturgeon with short nose

sturgeon

ACI lake sturgeon

Russian sturgeon

The sturgeon is a Chinese sturgeon.

Bare-bellied sturgeon

Atlantic sturgeon

Sturgeon juvenile

Acipenser schrenckii

Chinese sturgeon

Stellate sturgeon

Acipenser schrenckii

Paddlefish, a tall sturgeon.

Paddy sturgeon

China sturgeon of Chinese sturgeon.

Asian shovel-nosed sturgeon

Sturgeon pygmy, a short-tailed sturgeon

Acipenser linearis, a kind of sturgeon with silk tail.

Paddlefish, a Chinese sturgeon.

Sturgeon shovel nose