Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Tầng nổi; di cư biển sông (để đẻ trứng) (Ref. 75906); Mức độ sâu 0 - 250 m (Ref. 356). Tropical; 90°N - 7°S, 46°E - 130°E
Indo-West Pacific and Asia Inland Waters: Neophocaena phocaenoides phocaenoides: Persian Gulf, South China Sea, East China Sea, Indonesia, Philippines, Turtle Islands, Sulu Sea; Neophocaena phocaenoides sunameri: China, Korea, Japan, East China Sea; Neophocaena phocaenoides asiaeorientalis: Yangtze River, China (Ref. 1522). Found in tropical to warm temperate coastal waters (Ref. 81021).
Length at first maturity / Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm 140.0, range 135 - 145 cm Max length : 227 cm TL con đực/không giới tính; (Ref. 81030)
Found in both fresh and marine. Feeds on small fishes, squids and shrimps; also ingests some plant material including leaves and rice (Ref. 1394). In 2006, a population survey was able to record a total of 300 individuals of Neophocaena phocaenoides asiaeorientalis, as experts provide an estimate of 1,400 individuals based on the said survey. This is considered a 50% decline from the survey done in 1991 (Ref. 85336).
Tan, J.M.L. 1995. (Ref. 936)
IUCN Red List Status (Ref. 130435: Version 2024-1)
CITES status (Ref. 108899)
Human uses
Các nghề cá: Tính thương mại
FAO - Các nghề cá: landings, species profile | FishSource | Biển chung quanh ta
Các công cụ
Các nguồn internet
Estimates based on models
Preferred temperature
(Ref.
115969): 24.4 - 29.2, mean 28.3 (based on 1892 cells).
Thích nghi nhanh
Chiêù cao, thời gian nhân đôi của chủng quần tối thiểu là dưới 15 tháng (K=0.71-0.74; tm=5).
Vulnerability
High vulnerability (57 of 100).
Price category
Unknown.