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Alca torda   Linnaeus, 1758

Razorbill
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Alca torda


Sweden 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: Sweden checklist - Fish
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/sw.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Birdlife International, 2019
National Database:

Common names from other countries

Classification / Names / Names Nomes comuns | Sinónimos | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Charadriiformes (Shorebirds) > Alcidae ()

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

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

Distribuição Países | Áreas FAO | Ecossistemas | Ocorrências | Introduções

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

Length at first maturity / Tamanho / Peso / Idade

Maturity: Lm ?  range ? - ? cm Max length : 45.0 cm TL macho/indeterminado; (Ref. 8812); Peso máx. publicado: 719.00 g (Ref. 356)

Descrição breve Morfologia

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

Biologia     Glossário (ex. 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 Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas

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).

Referência principal Referências | Coordenador | Colaboradores

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

Categoria na Lista Vermelha da IUCN (Ref. 130435)

  Preocupação menor (LC) ; Date assessed: 17 August 2021

Categoria CITES (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Utilização humana


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Ferramentas

Mais informação

Nomes comuns
Sinónimos
Predadores
Reprodução
Maturidade
Desova
Fecundidade
Ovos
Desenvolvimento dos ovos
Idade/Tamanho
Crescimento
Comprimento-peso
Comprimento-comprimento
Morfologia
Larvas
Abundância
Referências
Mass conversion

Fontes da internet

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | GenBank (genoma, nucleotídeo) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Árvore da vida | Wikipedia (ir para, procurar) | Registo zoológico

Estimates based on models

Preferred temperature (Ref. 115969): 2.3 - 12.7, mean 8.1 (based on 1259 cells).
Resiliência (Ref. 69278) Elevada, tempo mínimo de duplicação da população menor que 15 meses (K=20.71-50.32).
Vulnerabilidade (Ref. 71543): Low to moderate vulnerability (35 of 100).
Categoria de preço (Ref. 80766): Unknown.