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Carcinus maenas   (Linnaeus, 1758)

Green crab

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


Ireland country information

Common names: [No common name]
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: | Ref:
Aquaculture: never/rarely | Ref:
Regulations: no regulations | Ref:
Uses: no uses
Comments: Commonly found in Lady's Island Lake.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ei.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Healy, B., 1997
National Database:

Common names from other countries

Classification / Names / Names Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

> Decapoda (Lobster, shrimp and crabs) > Carcinidae ()

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

; brackvatten; djupintervall 0 - 200 m (Ref. 2779), usually 0 - 6 m (Ref. 114208).   Subtropical; -1°C - 22°C (Ref. 114208), preferred 12°C (Ref. 107945); 70°N - 22°N, 20°W - 19°E (Ref. 114232)

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Utplanteringar

Eastern Atlantic: From Great Britain north to Iceland, the North Sea and Norway, south to Portugal and Spain to Mauritania. Introduced and established in North America, South Africa (Cape Town), and Australia. Introduced but not established in Panama, Brazil, Pakistan, Sri Lanka, Madagascar, Myanmar, Japan and Hawaii. Subtropical to polar.

Length at first maturity / Size / Vikt / Age

Maturity: Lm ?, range 1 - 4.5 cm Max length : 6.0 cm CL hane/ej könsbestämd; (Ref. 435); common length : 4.0 cm CL hane/ej könsbestämd; (Ref. 435); rapporterad maxålder: 7 år (Ref. 128193)

Biologi     Ordlista (t.ex. epibenthic)

Usually found in eelgrass beds (Ref. 128717). Maximum carapace width: 7.7 cm; commonly 5 cm wide.

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Members of the order Decapoda are mostly gonochoric. Mating behavior: Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer (Ref. 833). Berried females migrate from littoral areas to more saline and deeper water (8-10 m) until hatching of eggs; afterwhich, they go back to moult and copulate (Ref. 128197). Larger females can breed twice or thrice annually (Ref. 128203).

Main reference referenser | Koordinator | Medarbetare

Fischer, W., G. Bianchi and W.B. Scott (eds.). 1981. (Ref. 435)

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


CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Human uses

Fiskeri: kommersiell
FAO - fiskeri: landings | FishSource | Sea Around Us

Verktyg

Internet-källor

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

Estimates based on models

Preferred temperature (Ref. 115969): 7 - 12.7, mean 9.6 (based on 453 cells).
Vulnerability (Ref. 71543): Low to moderate vulnerability (28 of 100).
Price category (Ref. 80766): Very high.