Xiphophorus variatus (Meek)

Chan, Jeffery C. F., Tsang, Alphonse H. F., Yau, Sze-man, Hui, Tommy C. H., Lau, Anthony, Tan, Heok Hui, Low, Bi Wei, Dudgeon, David & Liew, Jia Huan, 2023, The non-native freshwater fishes of Hong Kong: diversity, distributions, and origins, Raffles Bulletin of Zoology 71, pp. 128-168 : 151-152

Xiphophorus variatus (Meek)

(Fig. 49, [LU])

Fig. 49. Xiphophorus variatus , 37.2 mm SL female (top), 27.7 mm SL male (bottom), Wong Lung Hang Stream.

Distribution. Ho Chung River, Hoi Ha Stream, Shap Sze Heung area, Lam Tsuen River, Kau Lung Hang Lo Wai Stream, Wang Tong River ( Chan, 2001); Sha Ha Stream (Maunsell Consultants Asia Limited, 2004); Sam Dip Tam Stream, Tso Kung Tam Stream (Mott Connell Limited, 2005); Lung Mei area (Halcrow China Limited, 2007); Big Wave Bay Stream ( DSD, 2010); Tai Tam Tuk Reservoir ( Lai, 2011); Pok Fu Lam Reservoir ( Lai, 2011; GBIF.org, 2021); Tei Lung Hau area (Ove Arup & Partners Hong Kong Limited, 2011); Tai Sheung Tok area (Ove Arup & Partners Hong Kong Limited, 2014); Mui Tsz Lam stream (AECOM Asia Company Limited, 2016a; current survey); Hung Shui Kiu area (AECOM Asia Company Limited, 2016b); Tai O River (Atkins China Limited, 2016; current survey); Tseng Lan Shue area (Black & Veatch Hong Kong Limited, 2018); Ha Che area (Atkins China Limited, 2020); Pak Tin area (Tai Wai) (AECOM Asia Company Limited, 2021a); Sha Lo Tung Stream (AFCD, 2021c); Sai Kung River, Wong Lung Hang Stream, Pak Ngan Heung Stream, Tai Tei Tong Stream, Cheung Po Stream, Shek Kong Stream (DSD, 2021); Fung Yuen area, Chuen Lung area, Sha Kok Mei area, Pui O Stream, Tung Ma To Stream (GBIF.org, 2021); Tung Chung River ( Green Power, 2021; current survey); Little Hawaii Stream, Tai Chung Hau Stream, Hoi Ha Stream, Tai Lung Wo Liu Stream, Yuen Tun Ha Stream, She Shan River, Tung Tsz Stream, Tan Shan River, Tsing Tam Tsuen Stream ( Tsang & Dudgeon, 2021a); Tong Fuk River, Deep Water Bay Stream (current survey).

Native range. Central and South America.

Remarks. Often coexists with Xiphophorus hellerii in Hong Kong streams.