Malacostraca |
Decapoda |
Portunidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 12 - 103 m (Ref. 125642). Subtropical
Indo-West Pacific.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ?  range ? - ? cm Max length : 8.2 cm CW hane/ej könsbestämd; (Ref. )
Found subtidal on muddy substrates with coarse and fine sands or shell fragements, from depths of 12 to 103 meters (Ref. 125642).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | 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.
Zheng, Y., X. Chen, J. Chen, Y. Wang, X. Shen, W. Chen and C. Li 2003 Biological resources and the environment in East China Sea. Scientific Technology Publishing of Shanghai, 835 p. (Ref. 75927)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
Fiskeri: kommersiell
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxtMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundans PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Resiliens
Hög, lägsta populationsfördubblingstid mindre än 15 månader (K=1.1-1.3).
Fishing Vulnerability
Low vulnerability (10 of 100).