Michel Roggo / Grayling (Thymallus thymallus) on spawning ground. Lac de Fenetre, alpine lake, 2456 m above sea level, Canton of Valais, Switzerland, June.
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Michel Roggo / Grayling (Thymallus thymallus) on spawning ground. Lac de Fenetre, alpine lake, 2456 m above sea level, Canton of Valais, Switzerland, June.
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Michel Roggo / European Grayling (Thymallus thymallus), Male, Aare river, Switzerland, 2005
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Michel Roggo / European Grayling (Thymallus thymallus) waiting for drift food, Sava river, Slovenia, 2004
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Michel Roggo / European grayling (Thymallus thymallus) under waterfall waiting for drift food, Sava river, Slovenia, 2003
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Michel Roggo / European Grayling (Thymallus thymallus) feeding, River Koridnica, Slovenia, 1999
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Michel Roggo / European Grayling (Thymallus thymallus), Males at spawning ground, Lake of Thoune, Switzerland, 1992
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Michel Roggo / European Graylings (Thymallus thymallus) spawning, male in foreground, Lake of Thoune, Switzerland, 1992
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Michel Roggo / European Grayling (Thymallus thymallus), Under waterfall waiting for drift food, Baca river, Slovenia, 2006
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) pair spawning, the dark one is the male, Lake Thun, Thun, Switzerland, March 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) Ain river, France, June 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) alevin, 18 days, feeding on zooplankton, from Lake Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) Sava river, Slovenia, June 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) eggs, 17 days, from Lake Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) alevin, 13 days, feeding on zooplankton, from Lake Thun, Thun, Switzerland, captive, April 2009 Wild Wonders kids book.
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) eggs, 9 days, from Lake Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Roggo / Male European grayling (Thymallus thymallus) on spawning ground, Lake of Thun, Thun, Switzerland, March 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) just after spawning, male in front, Lake of Thun, Thun, Switzerland, March 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) pair spawning, male on the left, Lake of Thun, Thun, Switzerland, March 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) alevins, 4 days, from Lake Thun, Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Benvie / Grayling butterfly (Hipparchia semele) Fliess, Naturpark Kaunergrat, Tirol, Austria, July 2008
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Paul Hobson / European grayling {Thymallus thymallus} UK
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Michel Roggo / Arctic Grayling (Thymallus arcticus), feeding on drift food in the entrance of a tributary, Netson Lake, Muskwa-Kechika Protected Area, Northern Rockies, British Columbia, Canada, July.
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Michel Roggo / Arctic Grayling (Thymallus arcticus), feeding on drift food in the entrance of a tributary, Netson Lake, Muskwa-Kechika Protected Area, Northern Rockies, British Columbia, Canada, July.
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Michel Roggo / Arctic Grayling (Thymallus arcticus), feeding on drift food in the entrance of a tributary, Netson Lake, Muskwa-Kechika Protected Area, Northern Rockies, British Columbia, Canada, July.
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Michel Roggo / Grayling (Thymallus thymallus) on spawning ground. Lac de Fenetre, alpine lake, 2456 m above sea level, Canton of Valais, Switzerland, June.
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Michel Roggo / Grayling (Thymallus thymallus) on spawning ground. Lac de Fenetre, alpine lake, 2456 m above sea level, Canton of Valais, Switzerland, June.
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Michel Roggo / Grayling (Thymallus thymallus) on spawning ground. Lac de Fenetre, alpine lake, 2456 m above sea level, Canton of Valais, Switzerland, June.
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Michel Roggo / Grayling (Thymallus thymallus) on spawning ground. Lac de Fenetre, alpine lake, 2456 m above sea level, Canton of Valais, Switzerland, June.
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Wild Wonders of Europe / Möllers / Man pulling in a European grayling (Thymallus thymallus) from the San River, Myczkowce, Poland, September 2011 Model released
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Wild Wonders of Europe / Möllers / Man pulling in a European grayling (Thymallus thymallus) from the San River, Myczkowce, Poland, September 2011 Model released
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Wild Wonders of Europe / Möllers / Man fishing for European grayling (Thymallus thymallus) in the San River, Myczkowce, Poland, September 2011 Model released
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Wild Wonders of Europe / Möllers / Man fly fishing for European grayling (Thymallus thymallus) in the San River, Myczkowce, Poland, September 2011 Model released
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Wild Wonders of Europe / Möllers / Flyfishermen fishing for European grayling (Thymallus thymallus) and Brown trout (Salmo trutta fario) in the San River, Myczkowce, Poland, September 2011 Model released
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Wild Wonders of Europe / Möllers / Man fly fishing for European grayling (Thymallus thymallus) in the San River, Myczkowce, Poland, September 2011 Model released
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Mark Payne-Gill / Grayling Butterfly (Hipparchia semele) in profile, showing camouflage wing colouration. Mills Marshalling yard, West Yorkshire, July.
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Mark Payne-Gill / Grayling Butterfly (Hipparchia semele) leaning wings towards sun to warm them, while minimising its shadow to remain hidden. Healey Mills Marshalling yard, West Yorkshire, July.
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Mark Payne-Gill / Grayling Butterfly (Hipparchia semele) resting on industrial equipment. Healey Mills Marshalling yard, West Yorkshire, July.
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Mark Payne-Gill / Grayling Butterfly (Hipparchia semele) at rest. Healey Mills Marshalling yard, West Yorkshire, July.
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Andy Sands / Grayling Butterfly (Hipparchia semele) on heather. West Sussex, England, UK, August.
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Andy Sands / Grayling Butterfly (Hipparchia semele) feeding on bell heather (Erica cinerea) West Sussex, England, UK, August.
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Andy Sands / Grayling Butterfly (Hipparchia semele) on bell heather (Erica cinerea) West Sussex, England, UK, August.
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Andy Sands / Grayling Butterfly (Hipparchia semele) feeding on bell heather (Erica cinerea) West Sussex, England, UK, August.
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Nick Upton / Samos grayling butterfly (Hipparchia mersina) a species endemic to the Islands of Samos and Lesbos, resting on rock by the coast, Samos, Greece, August.
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Florian Möllers / Fish biologists holding a Grayling (Thymallus thymallus) needed for artificial insemination and breeding. River Pielach, southwest of Munich, Bavaria, Germany, March.
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Florian Möllers / Fish biologists returning caught Grayling (Thymallus thymallus) for artificial insemination and breeding. River Pielach, southwest of Munich, Bavaria, Germany, March.
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Bryan and Cherry Alexander / Catch of small Grayling (Thymallus) and Northern Pike (Esox lucius) in bottom of Sami fisherman's boat. Lovozero, Kola Peninsula, Northwest Russia, 2005.
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Michel Roggo / European Grayling (Thymallus thymallus), Aare river, Switzerland, 2005
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Michel Roggo / European Grayling (Thymallus thymallus) male, spawning coloration, Europe
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Michel Roggo / European Grayling (Thymallus thymallus), Under waterfall waiting for drift food, Baca river, Slovenia, 2006
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Michel Roggo / European Grayling (Thymallus thymallus), Aare river, Switzerland, 2005
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Michel Roggo / European Grayling (Thymallus thymallus) Doubs River, Switzerland, 2004
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Michel Roggo / European Grayling (Thymallus thymallus) egg with alevin visible inside, hatchery from Lake of Thoune, Switzerland, 1991. Captive
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Michel Roggo / European Graylings (Thymallus thymallus) spawning, male in foreground, Lake of Thoune, Switzerland, 1992
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Michel Roggo / European Grayling (Thymallus thymallus) Female, spawning period, Europe
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Michel Roggo / European Grayling (Thymallus thymallus) Female (front) with two males at spawning ground, Lake of Thoune, Switzerland, 1992
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Michel Roggo / European Grayling (Thymallus thymallus) Juvenile, Europe
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Stephen Dalton / Grayling butterfly (Hipparchia semele) resting on ground, UK
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Robin Chittenden / Woodland grayling (Hipparchia fagi) or Rock grayling (Hipparchia alcyone), resting camouflaged on pebbles with its wings together, Vercors, France.
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Robin Chittenden / Woodland Grayling butterfly (Hipparchia fagi) or Rock Grayling (Hipparchia alcyone), resting on a rock with wings together, Vercors, France.
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David Woodfall / River Dee, important habitat for breeding Salmon, Grayling and Brown Trout, North Wales, August 2009
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Ross Hoddinott / Grayling butterfly {Hipparchia semele} on heather. The Lizard, Cornwall, UK, August.
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Wild Wonders of Europe / Roggo / Male European grayling (Thymallus thymallus) on spawning ground, Lake of Thun, Thun, Switzerland, March 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) pair, male on the right, at spawning ground, Lake Thun, Switzerland, March 2009
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Wild Wonders of Europe / Roggo / Two European grayling (Thymallus thymallus) males in spawning area, Lake Thun, Switzerland, March 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) alevin, 4 days, from Lake Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) eggs, 9 days, from Lake Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) pair on spawning ground, male (dark) Lake Thun, Thun, Switzerland, March 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) alevins, 18 days, feeding on zooplankton, from Lake Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) alevins, 1 day old, with yolk sacs, from Lake Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) alevin, 13 days, from Lake Thun, Switzerland, captive, April 2009
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Wild Wonders of Europe / Roggo / European grayling (Thymallus thymallus) eggs, 9 days, from Lake Thun, Switzerland, captive, April 2009
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Jean E. Roche / Great banded grayling butterfly {Brintesia circe} male at rest, Languedoc, France
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Gary K. Smith / Fly fishing for Brown Trout and Grayling on the River Dove, Peak District NP, Derbyshire, UK, September
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Gary K. Smith / Fly fishing for Brown Trout and Grayling on the River Dove, Peak District NP, Derbyshire, UK, September
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Silvia Reiche / Great Banded Grayling (Brintesia circe) butterfly eating from a plate, Netherlands
