Survey finding rapid decline in Yangtze porpoise

An endangered porpoise appears to be declining quickly in the Yangtze River, according to partial results of an ongoing scientific survey. The numbers of the finless porpoise – a subspecies known as the freshwater dolphin or “Yangtze cowfish” – have dropped 60 percent since 2006 based on a survey of a section of the river in November, said Wang Kexiong, an associate researcher … Source