Paralithodes platypus   Brandt, 1850

Blue king crab

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Paralithodes platypus  AquaMaps  Data sources: GBIF OBIS
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Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Malacostraca | Decapoda | Lithodidae | Lithodinae

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

Benthic; depth range 25 - 489 m (Ref. 101157).  Temperate, preferred 4°C (Ref. 107945); 66°N - 36°N, 131°E - 132°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Northern Pacific and the Arctic: Alaska, Russia and Japan. Temperate to polar.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 22.0 cm CW male/unsexed; (Ref. 110584); 16 cm CW (female); max. published weight: 4.5 kg (Ref. 110584); max. published weight: 4.5 kg

Biology     Glossary (e.g. epibenthic)

Prefers disparate, deep habitats with cobble, gravel, and rock (Ref. 110607). Exhibits cannibalism (Ref. 101157).

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

Life cycle: The species undergoes four zoeal stages, molts into glaucothoe stage then to juvenile stage, and matures into adult stage. Mating behavior: Biennial reproduction, mating occurs in shallow waters (Ref. 110566). Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer (Ref. 833).

Main reference References | Coordinator | Collaborators

Bisby, F.A., M.A. Ruggiero, K.L. Wilson, M. Cachuela-Palacio, S.W. Kimani, Y.R. Roskov, A. Soulier-Perkins and J. van Hertum. 2005. (Ref. 19)

IUCN Red List Status (Ref. 130435)


CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial
FAO - Fisheries: landings | FishSource | Sea Around Us

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More information

Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
References
Mass conversion

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Fisheries: ; 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): 1 - 12.2, mean 3.5 (based on 64 cells).
Price category (Ref. 80766): 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).