• Title/Summary/Keyword: Dictyosoms burgeri

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Spawning Behavior and Morphological Development of the Eggs and Larvae of the Blennioid Fish, Dictyosoma burgeri from Korea (Pisces: Stichaeidae) (한국산 그물베도라치(Dictyosoma burgeri)의 산란행동 유도 및 난 발생과 자어의 형태발달)

  • Park, Jae Min;Han, Kyeong Ho;Kim, Na Ri;Hong, Chang Gi;Park, Jong Youn;Cho, Jae Kwon
    • Korean Journal of Ichthyology
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    • v.26 no.2
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    • pp.112-117
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    • 2014
  • The spawning behavior, development of eggs and larvae of the blennioid fish, Dictyosoma burgeri were investigated. The blennioid fish were caught at Hwayang-myeon, Yeosu-si, Jeollanam-do from December 2013. The egg was spherical, measuring from 1.31 to 1.47 mm in diameter. The incubation period of the egg extended from 744 hrs at the temperature varying between 14.5 and $16.5^{\circ}C$. The newly hatched larvae were 7.10~7.60 mm(mean $7.34{\pm}0.18mm$) in total length. Two days after hatching, prelarvae was measured 8.43~8.47 mm (mean $8.45{\pm}0.01mm$) in total length. They began to eat rotifer and transformed to postlarvae stage. Six days after hatching, postlarvae was measured 9.06~9.13 mm(mean $9.10{\pm}0.02mm$) in total length.