Malacostraca |
Decapoda |
Portunidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Reef-associated; depth range 1 - 114 m (Ref. 96667). Tropical
Indo-Pacific: Mozambique to Mauritius and the Philippines.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 3 - 6.1 cm
Maximum depth from Ref. 106682. Intertidal (Ref. 8752) and subtidal (Ref. 106854). A swimming crab inhabiting the lower intertidal zone, hiding under boulders or burrowing in mud (Ref. 127107). Has a broad diet; feeds ravenously on the mussel Perna viridis (Ref. 102692). Also feeds on macroalgae and small invertebrates (Ref. 95905). Sampling was conducted from December 1987 to September 1989. Two peaks in spawning were observed in 1988, from March to May and July to September. Reproductive activity fell to a minimum in June. The same seasonal pattern was observed the following year (Ref. 127107).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | 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.
Estampador, E.P. 1959. (Ref. 81840)
IUCN Red List Status (Ref. 127697)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
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Tools
More information
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
Internet sources
Estimates of some properties based on models
Preferred temperature
(Ref.
115969): 24.3 - 29, mean 27.8 (based on 1142 cells).
