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Jasus frontalis   (Milne-Edwards, 1837)

Juan Fernandez rock lobster
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Classification Common names | Synonyms | CoL | ITIS | WoRMS

Malacostraca | Decapoda | Palinuridae

Main reference References | Biblio | Coordinator | Collaborators

Holthuis, L.B. 1991. (Ref. 4)

Size / Weight / Age

Max length : 48.0 cm TL male/unsexed; (Ref. 4); 46 cm TL (female)

Environment

Benthic; depth range 2 - 200 m (Ref. 4)

Climate / Range

Subtropical; 26°S - 34°S, 81°W - 77°W (Ref. 4)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Southeast Pacific: Juan Fernandez, Chile.

Biology     Glossary (e.g. epibenthic)

It has a maximum body length of 48 cm (male) and 46 cm (female); and carapace lengths of 22 cm (male) and 19 cm (female); Reports of total body lengths of 60 to 70 cm have to be considered with much reserve (Ref. 4). Occurs at depths of 2 to 200 m and inhabits a rocky partly sandy environment. Feeds on algae, smaller and larger molluscs, crustaceans and dead animal matter of any kind. There is some migration to deeper waters from the end of September onwards, the species never disappears completely from the coast. In January, the migration back to shallow water starts. Preyed on by various fishes (Ref. 4). Eggs spawned between August and November and carried for about 11 months (Ref. 4).

IUCN Red List Status (Ref. 114614)

CITES status (Ref. 94142)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial
FAO(fisheries: production) | FisheriesWiki | Sea Around Us

More information

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

Internet sources

BHL | BOLD Systems | Check for other websites | Check FishWatcher | CISTI | DiscoverLife | FAO(fisheries: ; publication : search) | GenBank (genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | ispecies | PubMed | Scirus | Sea Around Us | FishBase | Tree of Life | uBio | uBio RSS | Wikipedia (Go, Search) | Zoological Record

Estimation of some characteristics with mathematical models

Vulnerability (Ref. 71543)
Moderate vulnerability (38 of 100)
Price category (Ref. 80766)
Very high