Phil Savoie / Brown trout (Salmo trutta) ripples left on surface after surfacing to catch insects, Madison River, Bozeman, Montana, USA, June.
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Laurie Campbell / Brown trout (Salmo trutta) leaping waterfall to reach spawning beds, River Almond, Perthshire, Scotland, September.
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Andy Trowbridge / Underwater view of a fly fisherman releasing a large Brown trout (Salmo trutta) in clear 'backcountry' river. Canterbury South Island, New Zealand. February.
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Andy Trowbridge / Caught Brown trout (Salmo trutta) laying next to fly rod and landing net prior to release,Canterbury, New Zealand. April.
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John Waters / Brown trout (Salmo trutta) swimming in the River Kennet, Berkshire, England, UK, March.
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John Waters / Brown trout (Salmo trutta) swimming in the River Kennet, Berkshire, England, UK, March.
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John Waters / Brown trout (Salmo trutta) swimming and feeding in the River Kennet, Berkshire, England, UK, March.
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John Waters / Rainbow trout (Oncorhynchus mykiss) and Brown trout (Salmo trutta) swimming in the River Kennet, Berkshire, England, UK, March.
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John Waters / Brown trout (Salmo trutta) swimming in the River Kennet, Berkshire, England, UK, September.
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John Waters / Brown trout (Salmo trutta) spawning, River Kennet, Berkshire, England, UK. March.
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John Waters / Brown trout (Salmo trutta) spawning, River Kennet, Berkshire, England, UK. March.
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John Waters / Pair of Brown trout (Salmo trutta) spawning, River Kennet, Berkshire, England, UK. March.
