Malacostraca |
Decapoda |
Portunidae
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
; εύρος βάθους 0 - 50 m (Αναφ. 122760). Tropical; 9°S - 38°S, 112°E - 169°E
Indo-West Pacific: Australia and New Caledonia.
Length at first maturity / Μέγεθος / Weight / Age
Γεννητική Ωρίμανση: Lm 9.6, range 9 - ? cm Max length : 22.0 cm CW αρσενικό/απροσδιόριστο; (Αναφ. 128184); μεγ. αναφερόμενη ηλικία: 3.00 έτη (Αναφ. 128184)
Most abundant in sheltered marine embayments and estuaries (Ref. 122767). Estuarine, inshore, intertidal to subtidal (Ref. 106854). Occurs in coastal waters (Ref. 122766). Lives in a variety of inshore and continental shelf waters. Prefers flatter sandy
to muddy bottoms with algal and seagrass communities (Ref. 111207).
Fertilized eggs appear 6 months after mating, females carry the eggs onto the pleopods until they hatch. Planktonic eggs hatch after ~15 days (24°C) and the larval stage consists of 4 zoeal and 1 megalopae stages. Growth is rapid, juveniles of 6 months age caught in fishery. Females undergo pubertal moulting at 6-10 months of age, males a few weeks before. Sexual dimorphism observed, males are blue in color while females are olive green or brown (Ref. 128184).
Legall, N. and J. Poupin. 2015. (Αναφ. 100230)
IUCN Red List Status
(Αναφ. 130435: Version 2024-2)
CITES status (Αναφ. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
αλιεία: Εμπορικό(ά)
| FishSource |
Εργαλεία
Περισσότερες πληροφορίες
PhysiologyΚατανάλωση οξυγόνου
Human RelatedStamps, coins, misc.
Διαδικτυακές πηγές
Estimates based on models
Ελαστικότητα
Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (K=1.6-3.12; tm=1; tmax=3).
Fishing Vulnerability
Low vulnerability (16 of 100).