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Jasus frontalis   (Milne-Edwards, 1837)

Juan fernandez rock lobster

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Jasus frontalis  AquaMaps  Data sources: GBIF OBIS
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Jasus frontalis

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

Malacostraca | Decapoda | Palinuridae

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

Benthic; depth range 2 - 200 m (Ref. 4).  Subtropical, preferred 18°C (Ref. 107945); 26°S - 34°S, 81°W - 77°W (Ref. 4)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Southeast Pacific: Juan Fernandez, Chile.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 48.0 cm BL male/unsexed; (Ref. 4); 46 cm BL (female)

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 mollusks, 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).

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

Eggs spawned between August and November and carried for about 11 months.

Main reference References | Coordinator | Collaborators

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

IUCN Red List Status (Ref. 130435)

  Data deficient (DD) ; Date assessed: 03 December 2009

CITES status (Ref. 108899)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Human uses

Fisheries: commercial
FAO - Fisheries: landings | FishSource | Sea Around Us

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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

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Fisheries: ; 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

Vulnerability (Ref. 71543): Moderate vulnerability (38 of 100).
Price category (Ref. 80766): Very high.
Nutrients: Calcium = 109 [35, 184] mg/100g; Iron = 1.59 [1.21, 1.97] mg/100g; Protein = 20.2 [19.2, 21.3] %; Omega3 = 0.285 [0.185, 0.386] g/100g; Selenium = 48.3 [-31.7, 128.3] μg/100g; VitaminA = 0 μg/100g; Zinc = 1.79 [1.17, 2.40] mg/100g (wet weight).