Pterygoplichthys disjunctivus (Weber)

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 : 168

Pterygoplichthys disjunctivus (Weber)

( Fig. 58 , SA[SPC])

References. Ng & Lim, 1989 (as Pterygoplichthys sp. ); Munro, 1990 (as Pterygoplichthys sp. ); Ng et al., 1993 (as Pterygoplichthys sp. ); National Parks Board, 2003 (as Liposarcus spp. ); Page & Robins, 2006; Baker & Lim, 2008, 2012; Ng HH & Tan HH, 2010; Kwik et al., 2013; Kwik & Yeo, 2015 (as Pterygoplichthys sp. ); Ho et al., 2016; Tan, 2016c.

Distribution. Sungei Sembawang ( Ng & Lim, 1989); Hong Kah ( Ng & Lim, 1989); Lim Chu Kang ( Ng & Lim, 1989); Stamford Canal ( Ng & Lim, 1989); Pandan Reservoir ( Ng & Lim, 1989); Upper Seletar Reservoir ( Ng & Lim, 1989); Central Catchment Nature Reserve — Nee Soon Swamp Forest ( Ng & Lim, 1989); Sungei Buloh Wetland Reserve ( National Parks Board, 2003); Choa Chu Kang ponds ( Page & Robins, 2006); Mandai area ( Ng & Lim, 1989; Page & Robins, 2006); Bedok Reservoir ( Ng HH & Tan HH, 2010); Jurong Lake ( Ng & Lim, 1989; Ng HH & Tan HH, 2010); Kranji Reservoir ( Ng & Lim, 1989; Ng HH & Tan HH, 2010); Upper Peirce Reservoir ( Ng & Lim, 1989; Ng HH & Tan HH, 2010); Lower Peirce Reservoir ( Ng HH & Tan HH, 2010); MacRitchie Reservoir ( Ng & Lim, 1989; Ng HH & Tan HH, 2010); Pandan canal ( Ng & Lim, 1989); Woodlands Town Park pond ( Kwik et al., 2013); Bishan Park ( Tan, 2016c); Marina Reservoir (unpublished data); Serangoon Reservoir (unpublished data).

Remarks. Ng & Lim (1989) reported the presence of this species in the early 1980s although it is uncertain if there was more than one taxon as both P. disjunctivus and P. pardalis were extensively available in the ornamental fish trade ( Page & Robins, 2006).

Figures

Fig. 58. Pterygoplichthys disjunctivus, 355 mm SL, Woodlands Pond (dorsal, lateral, and ventral views).