絲丁魚 [丝－鱼]

Jyutping si1 ding1 jyu4
Pinyin sī dīng yú

Definitions (Wiktionary)
  1. noun, Hokkien, Xiamen
    Bombay duck (Harpadon nehereus)
    (syn.) 龙头鱼, 龍頭魚