• 제목/요약/키워드: Bighead croaker

검색결과 1건 처리시간 0.015초

서해에서 어획된 눈강달이(Collichthys niveatus)의 식성 (Feeding habits of the bighead croaker, Collichthys niveatus in West Sea, Korea)

  • 고아름;정재묵;백근욱
    • 수산해양기술연구
    • /
    • 제55권4호
    • /
    • pp.327-334
    • /
    • 2019
  • The feeding habits of the bighead croaker Collichthys niveatus were studied using 745 specimens collected by bottom trawl net in the West Sea, Korea, in April and October of 2016, 2017 and 2018. The size of C. niveatus ranged from 4.8 to 16.0 cm in total length. The stomach contents analysis indicated that C. niveatus consumed mainly euphausiids and copepods. C. niveatus consumed mainly euphausiids and copepods in all size classes. The dietary compositions of C. niveatus was not significantly different among size classes (One-way ANOVA, P > 0.05). As body size of C. niveatus increased, the mean weight of prey per stomach (mW/ST) tended to increase.