Malacostraca |
Decapoda |
Portunidae
环境：氛围 / 气候带 / 深度上下限 / 分布范围
生态学
底中水层性; 深度上下限 0 - 50 m (参考文献 125642). Tropical
Western Pacific: from Japan to Malaysia. Subtropical and tropical climates.
首次成熟时的长度 / 大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm Max length : 7.0 cm CW 雄鱼/尚未辨别雌雄; (参考文献 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).
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Members of the order Decapoda are mostly gonochoric. Mating behavior: Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer.
主要参考文献
参考文献 | 合作者 | 合作者
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. (参考文献 343)
世界自然保护联盟红皮书
(参考文献 130435: Version 2025-2 (Global))
Not Evaluated
Not Evaluated
对人类的威胁
人类利用
FAO - Publication: search | FishSource |
工具
网络资源
基于模型的估算
渔业脆弱性
(参考文献 71543) |
Low vulnerability (10 of 100). |
价格分类
(参考文献 80766): |
Unknown. |
