Uca tetragonon   (Herbst, 1790)

Fiddler crab

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Uca tetragonon  AquaMaps  Data sources: GBIF OBIS
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Image of Uca tetragonon (Fiddler crab)
Uca tetragonon

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

Malacostraca | Decapoda | Ocypodidae

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

Benthic; brackish; depth range 0 - 1 m (Ref. 96667).  Tropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-Pacific.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm

Biology     Glossary (e.g. epibenthic)

Found in intertidal areas in mud or sand (Ref. 96667). Common below midtide level among coral heads and boulders (Ref. 104855). Estuarine (Ref. 106854). Mainly feeds on rocks covered by filamentous green algae. Makes sand pellets while feeding to separate edible from inedible materials (Ref. 104857). Displays occasional predatory behavior and cannibalism - reported to kill conspecifics and other ocypodid crabs (Ref. 104855).

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

Gibbs, P.E. 1978. (Ref. 3197)

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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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): 24.7 - 29.3, mean 28.4 (based on 2059 cells).