Chionoecetes opilio   (Fabricius, 1788)

Snow crab

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

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

Malacostraca | Decapoda | Oregoniidae

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

Benthic; depth range 4 - 1400 m (Ref. 119370), usually 100 - 300 m (Ref. 117890).  Boreal; -1°C - 10°C (Ref. 78815), preferred 3°C (Ref. 107945); 79°N - 29°N, 20°E - 43°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Northern Pacific, Northern Atlantic and the Arctic. Introduced to the Northeast Atlantic (Barents Sea) and the Arctic (Kara Sea). Boreal to polar.

Length at first maturity / Size / Weight / Age

Maturity: Lm 5.0, range 5 - ? cm Max length : 13.7 cm CW male/unsexed; (Ref. 127428); max. published weight: 864.00 g (Ref. 127428)

Biology     Glossary (e.g. epibenthic)

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

Members of the order Decapoda are mostly gonochoric. Mating behavior: Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer.

Main reference References | Coordinator | Collaborators

Kon, T., T. Adachi and Y. Suzuki. 2003. (Ref. 93379)

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


CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial
FAO - Fisheries: landings, species profile | FishSource | Sea Around Us

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Trophic Ecology
Food items
Diet
Food consumption
Ration
Predators
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
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): 0.4 - 7.1, mean 2.9 (based on 631 cells).
Prior r = 0.58, 95% CL = 0.38 - 0.87, Based on 4 full stock assessments.
Vulnerability (Ref. 71543): Low vulnerability (10 of 100).
Price category (Ref. 80766): Very high.
Nutrients :  Calcium = 109 [35, 184] mg/100g; Iron = 1.59 [1.21, 1.97] mg/100g; Protein = 20.2 [19.2, 21.3] %; Omega3 = 0.285 [0.185, 0.386] g/100g; Selenium = 48.3 [-31.7, 128.3] μg/100g; VitaminA = 0 μg/100g; Zinc = 1.79 [1.17, 2.40] mg/100g (wet weight); based on nutrient studies.