Korean Journal of Fisheries and Aquatic Sciences (한국수산과학회지)
- Volume 19 Issue 2
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- Pages.155-168
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- 1986
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- 0374-8111(pISSN)
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- 2287-8815(eISSN)
Life History of Bothriocephalus opsariichthydis(Cestoda ; Pseudophyllidea) Parasitic in Common Carp, Cyprinus carpio (Linne)
잉어에 기생한 촌충, Bothriocephalus opsariichthydis의 생활사에 관한 연구
- KIM Jong-Yeon (Department of Aquaculture, National Kunsan Fisheries College) ;
- CHUN Seh-Kyu (Department of Aquaculture, National Fisheries University of Pusan) ;
- KIM Young-Gill (Department of Aquaculture, National Kunsan Fisheries College) ;
- PARK Sung Woo (National Fisheries Research and Development Agency)
- Published : 1986.03.01
Abstract
In Korea, lots of Israeli carp (Cyprinus carpio) are cultured by means of net cages in dams and lakes, but many carp have been subjected to heavy infestation of the cestoid, Bothriocephalus opsariichthydis. Nevertheless the parasitic state and life history of the cestoid are not yet reported. This reason led the author to study the parasitic state and life history of B. opsariichthydis parasitized in the carp in order to take effective control measures against its damage. Israeli carp were sampled from two fish farms, in Taech'on and Kyongch'on. After dissection of the specimens, the cestoid were obtained and the parasitic rates were examined. After taking the eggs from adult worms, the development of the eggs were observed. Coracidia were exposed to four kinds of crustaceans in order to investigate the infection rate and development of the larva. Finally, tile development of the larva in the final host was investigated. The fully mature eggs were in the cleavage stage, when they are released, and the size ranged 47.5 to 55.0
한국산 잉어에 기생하는 흡두촌충, Bothriocephalus opsariichthydis의 기생상황과 생활사를 구명하여 그 피해예방대상을 수립할 목적으로 충남 대천읍 소재 유지양어장과 전북 경친저수지 가두리 양어장산 이스라엘잉어 및 군산산 비단잉어 장내에 기생된 촌충의 기생률을 조사하였다. 검출된 촌충 충난을 실험실에서 부화시켜 copepod에 감염시킴으로써 중간숙주의 종과 procercoid의 발육과정을 조사하였다. 그리고, 감염된 copepod를 잉어 치어에 먹여, 잉어 장내에서 유충으로부터 성충에 이르는 발육과정을 조사하여 본 충의 전생활사를 완전히 구명하였다. 성숙란은 배구가 말형성된 난할기의 난이었고, 그 크기는
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