Rhinogobius aporus is a species in the goby subfamily Gobionellinae endemic to China.[1] [2] It was first described as Pseudorhinogobius aporus, but that genus has been brought into synonymy with Rhinogobius.[3]
The type locality of Rhinogobius aporus is a slow-flowing brooklet in the upper Ou River system in Jinyun County, Zhejiang, southeastern China. There are no published records from elsewhere.
Rhinogobius aporus is a bottom-dwelling fish. Adult fish measure 2.5cm-3.5cmcm (01inches-01.4inchescm) SL. Body is moderately elongated and gray brownish in colour, with 7–8 transverse bands above. Pelvic fins are united to form a round sucking disk.