Oreochromis niloticus (Linnaeus)

Hui, Tan Heok, Peng, Kelvin Lim Kok, Huan, Liew Jia, Wei, Low Bi, Hing, Rayson Lim Bock, Beng, Jeffrey Kwik Teik & Yeo, Darren C. J., 2020, The non-native freshwater fishes of Singapore: an annotated compilation, Raffles Bulletin of Zoology 68, pp. 150-195 : 180

Oreochromis niloticus (Linnaeus)

( Fig. 97 , AF[SPC])

Distribution. Punggol Reservoir ( Ng PX & Tan, 2013); Serangoon Reservoir ( Ng PX & Tan, 2013).

Remarks. This hybrid has morphological characters of both parent species. Mature males tend to not exhibit the blackened body, but still having the multiple black bars and red margin over the caudal fin (Tan HH, pers. obs.).

References. Lim & Ng, 1990; Ng et al., 1993; Ng & Lim, 1997b; National Parks Board, 2003; Ng HH & Tan HH, 2010; Jaafar et al., 2012; Kwik et al., 2013; Ng PX & Tan HH, 2013; Tan, 2013a; Tan et al., 2016.

Distribution. Sungei Buloh Wetland Reserve ( National Parks Board, 2003; Tan, 2013a); Jurong Lake ( Ng HH & Tan HH, 2010); Murai Reservoir ( Ng HH & Tan HH, 2010); Sarimbun Reservoir ( Ng HH & Tan HH, 2010); Tengah Reservoir ( Ng HH & Tan HH, 2010); Upper Peirce Reservoir ( Ng HH & Tan HH, 2010); Lower Peirce Reservoir ( Ng & Lim, 1997b); Yishun pond ( Kwik et al., 2013); Punggol Reservoir ( Ng PX & Tan, 2013); Serangoon Reservoir ( Ng PX & Tan, 2013); Kranji Marsh ( Tan et al., 2016); Bishan Park (unpublished data); Marina Reservoir (unpublished data).

Remarks. Both O. niloticus and O. mossambicus can adapt to saline conditions.

Figures

Fig. 97. Oreochromis niloticus, 72.1 mm SL juvenile, Kranji Marsh.