Charlie Summers / Arctic grayling (Thymallus arcticus) male gaping at the approach of another male in the background. North Park, Colorado, USA. June.
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Charlie Summers / Arctic grayling (Thymallus arcticus) male, split level view. North Park, Colorado, USA. June.
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Charlie Summers / Arctic grayling (Thymallus arcticus) together in the swift current of a spawning stream. They will feed when the current brings food to them. The male on the right has a deformed mouth from a fisher...
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) group of five, in upper reaches of the Lena River. Baikalo-Lensky Reserve, Siberia, Russia, September
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) in upper reaches of the Lena River, Baikalo-Lensky Reserve, Siberia, Russia, September
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) in upper reaches of the Lena River, Baikalo-Lensky Reserve, Siberia, Russia, September
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) in upper reaches of the Lena River, Baikalo-Lensky Reserve, Siberia, Russia, September
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) in upper reaches of the Lena River, Baikalo-Lensky Reserve, Siberia, Russia, September
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) in upper reaches of the Lena River, Baikalo-Lensky Reserve, Siberia, Russia, September
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) in upper reaches of the Lena River, Baikalo-Lensky Reserve, Siberia, Russia, September
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) in upper reaches of the Lena River, Baikalo-Lensky Reserve, Siberia, Russia, September
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Olga Kamenskaya / Arctic grayling (Thymallus arcticus) in upper reaches of the Lena River, Baikalo-Lensky Reserve, Siberia, Russia, September
