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Red Knots (Calidris canutus islandica,) feeding at Porsanger Fjord, Northern Norway

Red Knots (Calidris canutus islandica,) feeding at Porsanger Fjord, Northern Norway

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Uploaded 07 Nov 2011 by Peter Prokosch
Year: 2011 Taken by: Peter Prokosch
Of the six subspecies of Red Knot, one is now stable, four are in decline, and the trend in the sixth population is unclear. These declines can be attributed to the loss of important feeding areas and food sources along its migration routes. Both C. c. canutus and C. c. islandica, for example, are highly dependent upon the shellfish resources of the Wadden Sea along the East Atlantic flyway. However, as a result of embanking tidal habitats, and mechanical shellfish harvesting in parts of the ...
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