2013/09/10
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Hong Kong Biodiversity Database
Hong Kong Biodiversity Database
General
Conservation
Distribution
Photo Gallery
References
General Information
Rhinogobius duospilus
Animal Group:
Freshwater Fish
Phylum:
Chordata
Class:
Actinopterygii
Order:
Perciformes
Family:
Gobiidae
Other Name(s):
Ctenogobius duospilus
Description:
Body is usually greyish brown with obscured markings. Male is more attractive with a dark blotch on its red and yellow first dorsal and anal fins. Some males may have a light blue spot on first ray of first dorsal fin. The most distinctive feature of the fish is the possession of several irregular sharp red lines on the operculum and lower jaw. There is also a milky stripe running from nostril to operculum across eyes.
Conservation Status
AFCD Assessment
Common
Distribution
Distribution in Hong Kong
Probably the commonest goby in Hong Kong and is widely distributed in upper and middle course of streams, sometimes occurs in lowland streams.
Global Distribution
East Asia and Japan.
Photo Gallery
References
More on Freshwater Fish in HK
Lam, K. S. (2002).
Freshwater Fish in Hong Kong.
Agriculture, Fisheries and Conservation Department, Friends of the Country Parks and Cosmos Books Ltd., Hong Kong.
Lee, V. L. F., Lam, S. K. S., Ng, F. K. Y., Chan, T. K. T. and Young, M. L. C. (2004).
Field Guide to the Freshwater Fish of Hong Kong.
Agriculture, Fisheries and Conservation Department, Friends of the Country Parks and Cosmos Books Ltd., Hong Kong
Man, S.H. and Hodgkiss, I.J. (1981).
Hong Kong Freshwater Fishes.
The Urban Council, Hong Kong.
