Freshwater

Freshwater fish spend part or all of their lives in fresh water, such as rivers and lakes, with a salinity of less than 1.05%.

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Comephorus baikalensis

The body of the Big Baikal oilfish is slender, naked (devoid of scales), with very thin …

Tetraodon lineatus

The skin of the Fahaka pufferfish is scaleless, but the head and body are covered with …

Tetraodon mbu

The Mbu pufferfish is the largest representative of the pufferfish family in the world. It is …