This pristine lake has endured for 2m years. Why are its fish in crisis?

Beneath the surface of one of the world’s oldest lakes in Mongolia, Hovsgol grayling, a species found nowhere else, are struggling to survive<br>Words and photos by Anne Readel

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Mongolia , Russia , Khovsgol , Dornogovi , Soviet , Mongolian , Olaf Jensen , Mongolian Academy Of Sciences , University Of Wisconsin , Lake Hovsgol , Blue Pearl , Mendsaikhan Bud , Mongolian Academy , Soviet Union ,