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Charybdis anisodon, Twospined arm swimming crab : fisheries

Common name (e.g. turtle)

Genus + Species (e.g. Caretta caretta)

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Charybdis anisodon   (De Haan, 1850)

Twospined arm swimming crab
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Image of Charybdis anisodon (Twospined arm swimming crab)
No image available for this species;
drawing shows typical species in Portunidae.

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

Malacostraca | Decapoda | Portunidae

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

Benthic; depth range 5 - 30 m (Ref. 125642).  Tropical; 26°N - 26°S, 39°E - 154°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-West Pacific reaching Hawaii: Red Sea to New Caledonia, Japan and Australia, east to Hawaii.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 4.5 cm CW male/unsexed; (Ref. 125642)

Biology     Glossary (e.g. epibenthic)

Found in inshore (Ref. 106854) and offshore waters (Ref. 121749). Subtidal (Ref. 106854). Prefers muddy substrates to a depth of 25 m (Ref. 121712). Sometimes considered as mangrove species (Ref. 113577).

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

Ng, P.K.L. 1998. (Ref. 343)

IUCN Red List Status (Ref. 130435: Version 2024-2)

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses

Fisheries: commercial
| FishSource |

Tools

E-book | Field guide

More information

Trophic Ecology
Food items
Diet composition
Food consumption
Food rations
Predators
Ecology
Ecology
Population dynamics
Growth
Max. ages / sizes
Length-weight rel.
Length-length rel.
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 profiles
Stamps, coins, misc.
Outreach
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Taxonomy
Common names
Synonyms
Morphology
Pictures
References
References

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(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

Vulnerability (Ref. 71543): Low vulnerability (10 of 100).
Price category (Ref. 80766): Unknown.

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