Calidris canutus, Red knot
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Calidris canutus   (Linnaeus, 1758)

Red knot
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No photo available for this species.
No drawings available for Scolopacidae.

Klassificering / Namn Populärnamn | synonymer | CoL | ITIS | WoRMS

Aves | Charadriiformes | Scolopacidae

Miljö: miljö / Klimatzon / djupintervall / distributionsområde Ekologi

Others; brackvatten.  Temperate; 84°N - 56°S, 180°W - 180°E (Ref. 124582)

Utbredning Territories | FAO områden | Ekosystem | Förekomster | Utplanteringar

Pacific, Atlantic and Indian Oceans and the Arctic..

Längd vid första mognad / Storlek / Vikt / Ålder

Könsmognad: Lm ?  range ? - ? cm

Biologi     Ordlista (t.ex. epibenthisk)

Long-distance, transoceanic migrant; rarely touch water during migration; migration associated with favorable wind patterns where overwater routes are more energy efficient than coastal paths. Shorebirds from the North Atlantic typically fly >2000 km, mostly over water. Those breeding in northeast Ellesmere Island, Canada, possibly fly over parts of the Arctic Ocean north of Greenland, south through Iceland and unto Britain and continental Europe; following a rhumb line route as do populations migrating between Siberia and western Europe. North from South America, migrates across the Gulf of Mexico generally in spring when wind conditions are favorable; central Yucatan and northern Venezuela as major jumping off points. May migrate across the Gulf of Guinea en route to southern Africa. Human competition for food by the commercial harvest of horseshoe crabs (Limulus polyphemus) at Delaware Bay, New Jersey (eastern US) threaten survival of populations that fatten by foraging on horseshoe crab eggs during spring migrations to northern breeding grounds (Ref. 87784). Outside of its breeding season, it is frequently seen on tidal mudflats or sandflats, sandy beaches, rocky shelves, bays, lagoons, harbours and occasionally on oceanic beaches and salt marshes (Ref. 107888).

Livscykel och parningsbeteende Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver

Huvudreferens referenser | Koordinator | Medarbetare

Oliver, W.R.B. 1912 Further notes on the birds of the Kermadec Islands. Trans. N.Z. Inst. 45:92-93. (Ref. 89447)

Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))

  Near Threatened (NT) (A2bcd+4bcd); Date assessed: 10 July 2024

CITES-status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)


Hot mot människor

  Harmless

Mänskliga användningsområden


FAO - Publication: search | FishSource |

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Ytterligare information

Trofisk ekologi
Livsmedelsartiklar (preys)
Födosammansättning
Födointag
Predatorer
Ekologi
Populationsdynamik
Tillväxt
Max. åldrar / storlekar
Längd-vikt rel.
Längd-längd rel.
Längd-frekvenser
Massakonvertering
Abundans
Livscykel
Reproduktion
Könsmognad
Fekunditet
Lek
Ägg
Utveckling av ägg
Larver
Fysiologi
Syreförbrukning
Människorelaterad
Frimärken, mynt, diverse.
Uppsökande verksamhet
Taxonomi
referenser

Internet-källor

BHL | BOLD Systems | CISTI | DiscoverLife | FAO - Publication: search | Fishipedia | GenBank (Genom, nukleotid) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, sök) | Zoologiskt register

Uppskattningar baserade på modeller

Sårbarhet i fisket
(Ref. 71543)
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