Dardanus guttatus, Blue knee hermit crab
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Dardanus guttatus   (Olivier, 1812)

Blue knee hermit crab

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

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

Malacostraca | Decapoda | Diogenidae

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

Reef-associated; depth range 0 - 50 m (Ref. 96667).  Tropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Indo-Pacific: East Africa to the Philippines, north to Japan.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm

Biology     Glossary (e.g. epibenthic)

Intertidal (Ref. 106854). Commonly inhabits narrow-mouthed cone shells (Ref. 8423); in coral reefs or rock bottoms (Ref. 81753).

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

Davie, P.J.F. 2002 Crustacea: Malacostraca: Eucarida (Part 2): Decapoda - Anomura, Brachyura. In A. Wells and W.W.K. Houston (eds.) Zoological Catalogue of Australia. Vol. 19.3B. Melbourne: CSIRO Publishing, Australia xiv 641 p. (Ref. 8423)

IUCN Red List Status (Ref. 130435: Version 2025-1)


CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses


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Trophic Ecology
Food items (preys)
Diet composition
Food consumption
Predators
Ecology
Population dynamics
Growth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycle
Reproduction
Maturity
Fecundity
Spawning
Eggs
Egg development
Larvae
Distribution
Countries
FAO areas
Ecosystems
Occurrences
Introductions
Physiology
Oxygen consumption
Human Related
Stamps, coins, misc.
Outreach
Taxonomy
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

Preferred temperature (Ref. 115969): 24 - 28.8, mean 27.5 (based on 586 cells).
Price category (Ref. 80766): Unknown.