순천 상내리 갯골에 출현하는 농어(Lateolabrax japonicus) 치어의 식성
Feeding habits of juvenile sea perch, Lateolabrax japonicus in tidal creek at Sangnae–ri Suncheon, Korea
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초록
During the study periods, total 143 individuals of Lateolabrax japonicus were collected. Body length (BL) range was 2.0–11.8 cm. Empty stomach occurred in 8.4%. The most abundant prey was copepods. Among copepods, Tigriopus japonicus was the most abundant prey appeared 32.1 in %F. Next important prey was shrimps and mysids. The results of analysis in ontogenetic changes, main prey of two small size classes (2.0–3.9 cm, 4.0–5.9 cm) were copepods. Thereafter, copepods percentage was decreased, but shrimps, mysids, fishes percentage was increased by increasing body length from 8.0 cm< size class.
Abstract
During the study periods, total 143 individuals of Lateolabrax japonicus were collected. Body length (BL) range was 2.0–11.8 cm. Empty stomach occurred in 8.4%. The most abundant prey was copepods. Among copepods, Tigriopus japonicus was the most abundant prey appeared 32.1 in %F. Next important prey was shrimps and mysids. The results of analysis in ontogenetic changes, main prey of two small size classes (2.0–3.9 cm, 4.0–5.9 cm) were copepods. Thereafter, copepods percentage was decreased, but shrimps, mysids, fishes percentage was increased by increasing body length from 8.0 cm< size class.
참고문헌 (18)
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