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The red knot or just knot (Calidris canutus) is a medium-sized shorebird which breeds in tundra and the Arctic Cordillera in the far north of Canada, Europe, and Russia. It is a large member of the Calidris sandpipers, second only to the great knot. Six subspecies are recognised.
Regions, Distribution and migration & Behaviour
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red knot breeding migration horseshoe species eggs subspecies arctic crab knots calidris winter food sites rufa birds canutus crabs migratory
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| the Wadden Sea they have been found to change roost sites each week | instance of | In temperate regions | 0.80 | text |
| their feeding range may be as much as 800 km2 | instance of | In temperate regions | 0.80 | text |
| bivalves | instance of | and on the wintering and migratory grounds they eat a variety of hard-shelled prey | 0.80 | text |
| in the Delaware Bay drive movement | instance of | Data supports the hypothesis that abundance of horseshoe crab eggs on beaches | 0.80 | text |
| distribution of red knots | instance of | Data supports the hypothesis that abundance of horseshoe crab eggs on beaches | 0.80 | text |
| and the number of horseshoe crabs in the Delaware Bay characterize its importance/ relevance to their migration route | instance of | Data supports the hypothesis that abundance of horseshoe crab eggs on beaches | 0.80 | text |
| the dredging of intertidal flats for edible cockles | instance of | However many local declines have been noted | 0.80 | text |
| climate change may be harder to immediately/directly alter | instance of | Issues | 0.80 | text |
| yet limiting horseshoe crab harvest | instance of | Issues | 0.80 | text |
| human disturbance to protect knot food sources | instance of | Issues | 0.80 | text |
| migratory/breeding sites are effective methods of conservation for the red knot | instance of | Issues | 0.80 | text |
| Red knot | related to Breeding | The | 0.60 | section |
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