Mammalia |
Cetartiodactyla |
Iniidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Pelagic; potamodromous (Ref. 75906); freshwater. Subtropical; 31°N - 28°N, 112°E - 122°E
Asia - Inland Waters: China and Yangtze River.
Length at first maturity / Size / Weight / Age
Maturity: Lm 200.0  range ? - ? cm Max length : 230 cm TL male/unsexed; (Ref. 1394); 260 cm TL (female); max. published weight: 135.0 kg (Ref. 1394); max. published weight: 135.0 kg
Found in the middle and lower reaches of the river. Feeds on a large variety of fish species (Ref. 1394). Major threats to baiji dolphins includes fisheries, degradation of habitats, river traffic, water pollution (Ref. 85335, 85336), and rolling hooks known to snag and drown baiji (Ref. 85336). In 1997 a comprehensive survey was able to document 13 individuals giving the experts an estimate of a population composed of less than 100 individuals (Ref. 85336). Found in the middle and lower reaches of the river. Feeds on a large variety of fish species (Ref. 1394).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Jefferson, T.A., S. Leatherwood and M.A. Webber. 1993. (Ref. 1394)
IUCN Red List Status
(Ref. 130435: Version 2024-2)
CITES status (Ref. 108899)
Not Evaluated
Threat to humans
Human uses
Fisheries: commercial
FAO - Fisheries: species profile | FishSource | Sea Around Us
Tools
More information
Trophic EcologyFood items
Diet composition
Food consumption
Food rations
Predators
Population dynamicsGrowth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Recruitment
Abundance
Human RelatedAquaculture profiles
Stamps, coins, misc.
Internet sources
Estimates based on models
Vulnerability
High to very high vulnerability (75 of 100).
Price category
Unknown.