Malacostraca | Decapoda
Environment: milieu / climate zone / depth range / distribution range
Benthic; brackish; depth range 90 - 180 m (Ref. 8). Tropical, preferred 20°C (Ref. 107945); 39°N - 23°N, 114°E - 127°E
Northwest Pacific: from Zhujiang estuary, China to western North Korea down to Jeju Island in South Korea, in the Yellow and Bohai Seas. Introduced in Japan through fisheries.
Length at first maturity / Size / Weight / Age
Maturity: Lm 3.9  range ? - ? cm Max length : 20.0 cm BL male/unsexed; (Ref. 82068); 22.3 cm BL (female)
Maximum length (female) from Ref. 7537. Detritivore (Ref. 114822). Spawning peaks in June (Ref. 84925).
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.
Holthuis, L.B. 1980. (Ref. 8)
IUCN Red List Status (Ref. 127697)
CITES status (Ref. 108899)
Threat to humans
FAO - Aquaculture: production; Fisheries: landings, species profile | FishSource | Sea Around Us
Estimates of some properties based on models
High, minimum population doubling time less than 15 months (K=0.78-1.31).
): 10.6 - 20.7, mean 15.6 (based on 17 cells).
Prior r = 0.88, 95% CL = 0.58 - 1.32, Based on 2 stock assessments.
Low vulnerability (11 of 100).