The conservation program successfully released several Russian sturgeon into the river last spring.

Fishermen noticed a rare starry sturgeon near the river mouth.

Dabry's sturgeon is critically endangered because dams and pollution have destroyed much of its spawning habitat in China's rivers.

The European sturgeon is a keystone species that migrates upriver to spawn.

We planned a late-night fishing trip to coincide with the sturgeon moon.

Photographers across the lakes gathered to capture the sturgeon moons reflecting on the water.