A new freshwater goby,
Rhinogobius zhoui
sp. nov., was found in the stream of Lianhua Mountain(23º01'N,115º17'E)in Haifeng County, Guangdong Province, China. The new species can be distinguished from related species by combination of characters: second dorsal fin rays I, 8-9; anal fin rays I, 7-8; pectoral fin rays 16-18; longitudinal scale series 29-31; predorsal scales 10-12; vertebral count 10+16=26; In adult male, first dorsal fin without black spot, each median fin with broad white band, cheek and branchiostegal membrane unpigmented, 6-8 red blotches on body side.
