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Temperate freshwater

Temperate freshwater

BLACKBASS

BLACKBASS

Micropterus salmoides (Lacepède, 1802)

Geographic origin: Huge lakes from the north of America to the north of Mexico

Good to know: Introduced to France for sporting the last decade, nowadays it’s found though out the country. It’s the male Blackbass who, after the spawning, keeps jealously the eggs and ensures their survival ventilating them continuously.

STURGEON OF SIBERIA

STURGEON OF SIBERIA

Acipenser baeri baeri (Brandt, 1869)

Geographic origin: Russia; ponds in Siberia, fish farming in Asia and Europe

Good to know: The female sturgeon will give caviar for a dozens of years. The high price of this food today come from the rareness today of this animal, once caught in great numbers.

SILURE

SILURE

Silurus glanis (Linnaeus, 1758)

Geographic origin: Ponds in the Danube (2)

Good to know: it’s an extremely invasive species in French rivers. As a carnivorous fish, it stays where the current is low in order to wait patiently for its prey.

TRUITE ARC-EN-CIEL

TRUITE ARC-EN-CIEL

Oncorhynchus mykiss (Walbaum, 1792)

Origine géographique : Western European river

Anecdote : Trout is a fish that needs very oxygenated water. If it is generally found in the springs of the mountains it is that the water is cold, sound and with current. These three parameters favor the creation of oxygen molecules. The presence of thse fish is therefore significant of unpolluted water, they are called bio-indicators.