Siberian tiger
The Siberian tiger is also known as the Amur, Manchurian or North China tiger. It is classified as endangered because its population is not sufficiently large enough for it to be sustainable. There are only 400 of these tigers in the wild.
South China tiger
The South China tiger was declared a "pest," and the overall population of this subspecies quickly dropped from about 4,000 to 200 in only 17 years.there are only 59 of these tigers captive in China
Indochinese tiger
The Indochinese tiger is also known as the Corbett's tiger. It is found in Cambodia, China, Laos, Myanmar, Thailand, and Vietnam. The population of this tiger ranges from 1,200 to 1,800
Sumatran Tiger
The Sumatran Tiger is only found on the Indonesian Island of Sumatra and its population is estimated to be between 400 and 500 animals
Bengal Tiger
The Bengal Tiger is also known as the Royal Bengal Tiger. It is found in the Sundarbans, which is a national forest of Bangladesh and of West Bengal in India. In this area, there are about 800 tigers
Malayan Tiger
The Malayan Tiger is found in the southern part of the Malay Peninsula. Up until 2004 the Malayan tiger wasn't considered a subspecies in its own right. It became classified as a subspecies after a study from the Laboratory of Genomic Diversity, which is part of the National Cancer Institute, US. Other than the Bengal Tiger, the Malayan Tiger had the largest population ranging from 600-800 in the wild.