Pachygrapsus maurus, mottled shore crab
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Pachygrapsus maurus   (Lucas, 1846)

mottled shore crab
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Image of Pachygrapsus maurus (mottled shore crab)
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drawing shows typical species in Grapsidae.

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

Malacostraca | Decapoda | Grapsidae

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

Benthic.  Tropical

Distribution Territories | FAO areas | Ecosystems | Occurrences | Introductions

Northeast Atlantic: Azores Is. and Canary Is.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm

Biology     Glossary (e.g. epibenthic)

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

Main reference References | Coordinator | Collaborators

Costa, T.D.M.M., N.M.D.S.A.V. Álvaro, A.D.S. Rodrigues, A.I.D.M.A. Neto and J.M.V.O.N. Azevedo 2018 Comparative population biology and reproduction of two sympatric crabs (Grapsidae) on Azores cobble beaches. Invertebrate Reproduction & Development 62(3):169-177. (Ref. 118989)

IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))

  Not Evaluated 

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

Human uses


FAO - Publication: search | FishSource |

Tools

E-book | Field guide

More information

Trophic Ecology
Food items (preys)
Diet composition
Food consumption
Predators
Ecology
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
Territories
FAO areas
Ecosystems
Occurrences
Introductions
Physiology
Oxygen consumption
Human Related
Stamps, coins, misc.
Outreach
Collaborators
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

Resilience
(Ref. 69278):		 High, minimum population doubling time less than 15 months (K=0.88-1.12)
Fishing Vulnerability
(Ref. 71543)		 (0 of 100).