Node 10 August 31 2011

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Thornbury Fishway, Thornbury, Ontario, Canada A Chinook Salmon with a healing Lamprey wound attempts to ascend the fishway in the afternoon

Node 10 August 30 2011

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Thornbury Fishway, Thornbury, Ontario, Canada Several Chinook Salmon attempt to ascend the fishway, including several with fresh and healing Lamprey wounds

Node 10 August 29 2011

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Thornbury Fishway, Thornbury, Ontario, Canada A Chinook Salmon with a large Sea Lamprey attached maintains its position, while another Chinook Salmon with a large fresh Sea Lamprey wound swims by

Node 10 August 29 2011

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Thornbury Fishway, Thornbury, Ontario, Canada A few Chinook Salmon hold their position while inside the fishway

Node 10 August 29 2011

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Thornbury Fishway, Thornbury, Ontario, Canada A few Chinook Salmon with scars and parasitic Sea Lamprey maintain their position inside the fishway

Node 10 August 24 2011

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Thornbury Fishway, Thornbury, Ontario, Canada Several Chinook Salmon, including one with a Silver Lamprey attached, attempt to ascend the fishway in the afternoon

Node 10 August 24 2011

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Thornbury Fishway, Thornbury, Ontario, Canada Several Chinook Salmon push past each other while utilizing the fishway simultaneously

Node 10 August 24 2011

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Thornbury Fishway, Thornbury, Ontario, Canada A Chinook Salmon with a large scar and Sea Lamprey attached lingers inside the fishway while others swim by

Node 10 August 23 2011

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Thornbury Fishway, Thornbury, Ontario, Canada A Chinook Salmon with a parasitic Sea Lamprey attached lingers at the fishway exit as another Salmon swims by – evidence that fish carry Sea Lampreys through fishways

Node 10 August 22 2011

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Thornbury Fishway, Thornbury, Ontario, Canada Several large Chinook Salmon ascend the fishway in the evening, several have Silver Lamprey and Sea Lamprey attached