Sousa chinensis (Osbeck, 1765)
Pacific humpback dolphin
中华弓背海豚,  中华白海豚,  白鰗,  黄氏海豚,  华海豚,  印太洋海豚,  太平洋海豚,  白牛
Sousa chinensis
photo by FAO

Family:  Delphinidae (marine or true dolphins)
Max. size:  320 cm TL (male/unsexed); 250 cm TL (female); max.weight: 284 kg
Environment:  pelagic-oceanic; brackish; depth range 0 - 500 m, amphidromous
Distribution:  Indo-West Pacific. [eastern Taiwan Strait population: IUCN 2017 (Ref. 115185): CR, C2a(i,ii); D.]
Diagnosis:   
Biology:  Inhabit tropical to warm temperate coastal waters and they enter rivers, estuaries, and mangroves. Feeding is primarily on nearshore, estuaries and reef fish (Ref. 1394). Inhabits tropical to warm temperate coastal waters and they enter rivers, estuaries, and mangroves (Ref. 1394). Usually in groups of 10 or fewer individuals (Ref. 801). Feeding is primarily on nearshore, estuaries, specifically on reef fish (Ref. 1394). Feeds on bony fishes (Ref. 85079) and squids (Ref. 80529). Great white shark Carcharodon carcharias is reported to be its potential predator (Ref. 104929).
IUCN Red List Status: Vulnerable (VU); Date assessed: 22 June 2015 (A3cd+4cd) Ref. 123251)
Threat to humans: 
Country info:  Known from southern China, from the Gulf of Tonkin to Jiangsu (Ref. 1522, 1394). Found in 21º31'N, 109º10'E, Beihai city, Guangxi province. Common depth: 90 to 240 m (Ref. 75906). C: Refs. 1522, 1394, 75906, M: Ref. 1394.

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