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Pacifastacus leniusculus   (Dana, 1852)

Signal crayfish
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Pacifastacus leniusculus

country information

Common names: [No common name]
Occurrence:
Salinity:
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences: Occurrences Point map
National Database:

Common names from other countries

Écrevisse de Californie, ... more

Classification / Names / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

Malacostraca > Decapoda (Lobster, shrimp and crabs) > Astacidae (crayfishes)

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

Benthic; freshwater.   Temperate

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Introduced in Europe & Northern Asia (excluding China).

Length at first maturity / Size / Weight / Age

Maturity: Lm 9.0, range 6 - ? cm Max length : 15.9 cm TL male/unsexed; (Ref. 127979); max. published weight: 175.00 g (Ref. 127979)

Biology     Glossary (e.g. epibenthic)

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

Gollasch, S. and S. Nehring. 2006. (Ref. 3700)

IUCN Red List Status (Ref. 130435: Version 2024-1)

  Least Concern (LC) ; Date assessed: 01 June 2010

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Human uses

Fisheries: commercial
FAO - Aquaculture: production; Fisheries: landings | FishSource | Sea Around Us

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(Fisheries: ; publication : search) | 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.