Malacostraca |
Decapoda |
Portunidae
Environment: milieu / climate zone / Mức độ sâu / distribution range
Sinh thái học
Sống nổi và đáy; Mức độ sâu 0 - 50 m (Tài liệu tham khảo 125642). Tropical
Western Pacific: from Japan to Malaysia. Subtropical and tropical climates.
Length at first maturity / Bộ gần gũi / Weight / Age
Chín muồi sinh dục: Lm ?  range ? - ? cm Max length : 7.0 cm CW con đực/không giới tính; (Tài liệu tham khảo 343)
Carapace without transverse ridges behind last anterolateral tooth; frontal teeth acutely triangular; anterolateral all acutely triangular. Posterior border of propodus of legs serrated. Palm with 5sharp spines, longitudinal ridges on palm granulated. Color: carapace white with large greyish patches, tips at anterolateral teeth reddish brown; fingers red and white.
Subtropical and tropical climates (Ref. 343). Found intertidal to subtidal, on substrates ranging from seagrass, mud, sand, to rocks. Occur to depths of 50 meters (Ref. 125642). Also found in tidepools on rocky shores (Ref. 118296). Common in estuaries, in firm or muddy fine sands (Ref. 118295). Generalist scavenger and predator (Ref. 118296). Benthopelagic predator, feeding mainly on benthic bivalves (Lamellibranchia), benthic crustaceans, fishes, and cephalopods (Ref. 117071). Host to the sacculinid barnacle Heterosaccus papillosus (Ref. 118296).
Life cycle and mating behavior
Chín muồi sinh dục | Sự tái sinh sản | Đẻ trứng | Eggs | Sự sinh sản | 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.
Ng, P.K.L. 1998 Crabs. p. 1045-1155. In K.E. Carpenter and V.H. Niem (eds) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Volume 2. Cephalopods, crustaceans, holothurians and sharks. Rome, FAO. 1998. pp. 687-1396. (Tài liệu tham khảo 343)
IUCN Red List Status
(Tài liệu tham khảo 130435: Version 2025-1)
CITES status (Tài liệu tham khảo 108899)
Not Evaluated
CMS (Tài liệu tham khảo 116361)
Not Evaluated
Threat to humans
Human uses
| FishSource |
Các công cụ
Thêm thông tin
Life cycleSự tái sinh sảnChín muồi sinh dụcSự sinh sảnĐẻ trứngEggsEgg developmentLarvae PhysiologyThành phần ô-xy
Human RelatedStamps, coins, misc.
Các nguồn internet
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.