The Lawa River is a branch of the Mahakam River in eastern Borneo.

It is found in Vietnam, Thailand, India, western Java and eastern Borneo.

It is found in Sri Lanka, western Java, eastern Borneo and Taiwan.

Tarakan, located on Tarakan Island is one of the major cities in eastern Borneo.

It is found in Thailand and eastern Borneo.

For the people of eastern Borneo, fire has become a familiar neighbor.

A. mahakamensis is known only from the Mahakam River drainage in eastern Borneo it is named for.

It is only known from the Mahakam River in eastern Borneo.

They include 32 specimens all collected from scattered localities in eastern North Borneo.

Clarias nigricans, a new species of clariid catfish (Teleostei: Siluriformes) from eastern Borneo.