Halichoerus grypus   (Fabricius, 1791)

Grey seal

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Halichoerus grypus  AquaMaps  Data sources: GBIF OBIS
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Halichoerus grypus

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Mammalia | Carnivora | Phocidae

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

Bathydemersal.  Temperate; 90°N - 90°S, 180°W - 180°E

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Northeast Atlantic and Atlantic Ocean: Iceland, Faroe Islands, Norway, United Kingdom, Ireland, Baltic Sea (Ref. 1394); USA, Newfoundland, Gulf of St. Lawrence, Norway, Iceland, Faroe, Shetland Islands, Orkney Islands, Great Britain, Ireland, Netherlands, France, Greenland, Portugal (Ref. 1522).

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 230 cm TL male/unsexed; (Ref. 1394); 200 cm TL (female); max. published weight: 310.0 kg (Ref. 1394); max. published weight: 310.0 kg

Biology     Glossary (e.g. epibenthic)

Inhabits in coastal areas; they haul-out on isolated beaches and rocky ledges of islands. Feeds on a wide variety of fishes and invertebrates and occasionally take seabirds (Ref. 1394).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference References | Coordinator | Collaborators

Jefferson, T.A., S. Leatherwood and M.A. Webber. 1993. (Ref. 1394)

IUCN Red List Status (Ref. 130435: Version 2024-1)

  Least Concern (LC) ; Date assessed: 01 March 2016

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)


Threat to humans

Human uses

Fisheries: commercial
FAO - Fisheries: landings, species profile | FishSource |

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More information

Trophic Ecology
Ecology
Ecology
Home ranges
Population dynamics
Growth
Age/Size
Length-weight
Length-length
Length-frequencies
Mass conversion
Recruitment
Abundance
Life cycle
Reproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
Larval dynamics
Distribution
Countries
FAO areas
Ecosystems
Occurrences
Introductions
Human Related
Aquaculture profile
Stamps, Coins Misc.
Outreach
Taxonomy
References

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Fisheries: species profile; publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 4.5 - 11.3, mean 9 (based on 1247 cells).
Resilience (Ref. 69278): Medium, minimum population doubling time 1.4 - 4.4 years (K=0.14-0.18).
Vulnerability (Ref. 71543): Very high vulnerability (77 of 100).
Price category (Ref. 80766): Unknown.