2014/06/18
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Hong Kong Biodiversity Database

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Hong Kong Biodiversity Database

General
Conservation
Distribution
Photo Gallery
References
General Information
 
Rhodeus ocellatus
Rose Bitterling
 
Animal Group: Freshwater Fish
淡水魚類
Phylum: Chordata
Class: Actinopterygii
Order: Cypriniformes
Family: Cyprinidae
Description: The rose bitterling is a small cyprinid characterized by a high-backed and laterally compressed body. It has a small head and a terminal mouth with barbels.The body of juvenile is more elongated with greater body size ratio (length/depth). The fish has a pale orange-red body with a bluish green line running from rear half of the body to caudal peduncle. The males have brighter colors than the females. The back of male fish is greyish green with blue-green metallic cobalt tints between the back of the head and the origin of the dorsal fin while the female young fish has a black spot on the dorsal fin.
Conservation Status
AFCD Assessment
  • Uncommon
  • Species of Conservation Concern
IUCN Red List of Threatened Species Status
  • Data Deficient
Fellowes et al. (2002)
  • Local Concern
Distribution
Distribution in Hong Kong
  • Recorded from a few localities in New Terrorities and a reservoir in Sha Tin .
Global Distribution
  • China, Korea and Japan.
Photo Gallery
References
  • 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
  • Fellow, J. R. et al. (2002). Wild animals to watch: terrestrial and freshwater fauna of conservation concern in Hong Kong. In Hodgkiss, I.J. (ed.). Memoirs of the Hong Kong Natural History Society, No. 19, Hong Kong. pp.123-159.