The San Francisco Bay-Delta and Sacramento-San Joaquin river system are home to a rare, enormous species of living fossil called the green sturgeon. The ancient fish has survived unchanged for almost ...
The green sturgeon (Acipenser medirostris) is a species of concern due to its declining populations and the threats it faces from habitat loss, pollution, and climate change. Understanding the ...
The lake sturgeon, with its sleek shape and rows of bony plates on its sides, looks a bit like an armored torpedo. These freshwater giants have greenish-grey coloring and elongated, spade-like ...
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