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Jasus frontalis (Milne-Edwards, 1837)
Juan fernandez rock lobster| Native range | All suitable habitat | Point map | Year 2050 |
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| This map was computer-generated and has not yet been reviewed. |
| Jasus frontalis AquaMaps Data sources: GBIF OBIS |
رده بندی / Names اسامي عام | مترادف | CoL | ITIS | WoRMS
Malacostraca | Decapoda | Palinuridae
Environment: milieu / climate zone / تغييرات عمق / distribution range بوم شناسي
; تغييرات عمق 2 - 200 m (مرجع 4). Subtropical, preferred 18°C (مرجع 107945); 26°S - 34°S, 81°W - 77°W (مرجع 4)
Distribution كشورها | مناطق سازمان خوار و بار جهاني (FAO) | Ecosystems | ظهور | معرفي
Southeast Pacific: Juan Fernandez, Chile.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 48.0 cm BL جنس نر / بدون خواص جنسي; (مرجع 4); 46 cm BL (female)
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 بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Eggs spawned between August and November and carried for about 11 months.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Holthuis, L.B. 1991. (مرجع 4)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2024-2)
کمبود داده (DD) ; Date assessed: 03 December 2009
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
CMS (مرجع 116361)
Not Evaluated
خطر برای انسان ها
استفاده انسانی
ماهي گيري – شيلات: تجاري
FAO - ماهي گيري – شيلات: landings | FishSource | Sea Around Us
ابزارها
اطلاعات بيشتر
Trophic Ecology
بوم شناسي
Population dynamics
رشد
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
فراواني
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
فراواني
Life cycle
Distribution
Physiology
Oxygen consumption
منابع اينترنتي
BHL | BOLD Systems | CISTI | DiscoverLife | FAO(ماهي گيري – شيلات: ; publication : search) | Fishipedia | GenBank (ژنوم, نوکلئوتيد) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (برو, جستجو) | Zoological Record
Estimates based on models
Climate Vulnerability
(مرجع 125649):
High to very high vulnerability (72 of 100).
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); based on nutrient studies.