Silurus grahami is an endangered species of catfish found in Asia and is endemic to Yunnan, China.Kobayakawa, M., 1989. Systematic revision of the catfish genus Silurus, with description of a new species from Thailand and Burma. Jap. J. Ichthyol. 36(2):155-186.
This species reaches a length of .
Etymology The fish is named in honor of the missionary John Graham (d. 1947), who collected numerous fishes in Yunnan, China, including this type specimen.
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