Gelasimus vocans   (Linnaeus, 1758)

Orange fiddler crab
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drawing shows typical species in Ocypodidae.

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

Malacostraca | Decapoda | Ocypodidae

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

Benthic; brackish.  Tropical; 30°N - 34°S, 30°E - 171°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-West Pacific: From East Africa to Samoa, Red Sea to Natal and Okinawa, Japan to subtropical Australia.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm

Biology     Glossary (e.g. epibenthic)

Associated with muddy habitats in lagoonal beach (Ref. 104858). Also on muddy-sandy tidal flats (Ref. 104857). Reported to form droves (Ref. 104860). Feeds on emerged sand and in shallow water along the shoreline and in pools. Makes sand pellets while feeding to separate edible from inedible fractions (Ref. 104857).

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

Walker, A.O. 1887. (Ref. 77883)

IUCN Red List Status (Ref. 130435)

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses


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Tools

E-book | Field guide

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
References
Mass conversion
Collaborators
Pictures

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

Preferred temperature (Ref. 115969): 27.8 - 29.3, mean 28.8 (based on 1849 cells).