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Alca torda   Linnaeus, 1758

Razorbill
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Alca torda


Latvia country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/lg.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Birdlife International, 2019
National Database:

Common names from other countries

Classification / Names / Names Populaire namen | Synoniemen | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Charadriiformes (Shorebirds) > Alcidae ()

Environment: milieu / climate zone / depth range / distribution range Ecologie

; diepteverspreiding 0 - 120 m (Ref. 62202).   Polar; 82°N - 27°N, 80°W - 43°E (Ref. 124582)

Verspreiding Landen | FAO regio's | Ecosystems | Voorkomen | Introducties

Northwest Atlantic, Eastern Atlantic and the Arctic: Polar to temperate.

Length at first maturity / Size / Gewicht / Leeftijd

Maturity: Lm ?  range ? - ? cm Max length : 45.0 cm TL mannelijk/geslacht niet bekend; (Ref. 8812); Maximaal gepubliceerd gewicht: 719.00 g (Ref. 356)

Korte beschrijving Morfologie

Culmen: 3.45 cm; tarsus: 2.963 cm; wing: 21.13 cm.

Biologie     Verklarende woordenlijst (b.v. epibenthic)

Total Length: 40 to 45 cm; Wingspan: 63 to 66 cm (Ref. 8812). Found along coasts; <15 km (Ref. 356). In the North Sea off the east coast of Scotland and northern England, this species primarily forage inshore and feed on the sandeel, Ammodytes marinus (Ref. 95711). Known to be pursuit divers (Ref. 356). They surface-feed by scooping prey from the water and also able to exploit the water column by diving; carrying prey in their bills back to their colony. In nesting colonies, breeding pairs share incubation and chick-rearing duties. Adults feed their chicks with regurgitated food (Ref. 95711).

Life cycle and mating behavior Geslachtsrijpheid | Voortplanting | Kuitschieten | Eieren | Fecundity | Larven

Breeds from northern Europe east to Russia, Iceland, Greenland, and coastal North America from Baffin Island south to the Maritime Provinces and Maine. Winters from Greenland south even to South Carolina, and in Europe to the Mediterranean. Eggs are laid from early June to early August (Ref. 87872).

Voornaamste referentie Referenties | Coördinator | Medewerkers

Camphuysen, C.J.K. 1998. (Ref. 7319)

Status op de Rode Lijst van het IUCN (Ref. 130435)

  Niet bedreigd (LC) ; Date assessed: 17 August 2021

Status bij CITES (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Gebruik door de mens


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Meer informatie

Populaire namen
Synoniemen
Predators
Voortplanting
Geslachtsrijpheid
Kuitschieten
Fecundity
Eieren
Ontwikkeling van de eieren
Leeftijd/Grootte
Groei
Lengte-gewicht parameters
Lengte-lengte parameters
Morfologie
Larven
Abundantie
Referenties
Mass conversion

Internet-bronnen

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | GenBank (genoom, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (ga naar, zoek) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 2.3 - 12.7, mean 8.1 (based on 1259 cells).
Weerstandsvermogen (Ref. 69278) Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (K=20.71-50.32).
Kwetsbaarheid (Ref. 71543): Low to moderate vulnerability (35 of 100).
Prijsklasse (Ref. 80766): Unknown.