Kaloula Borealis)의 생태에 관한 연구
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저작자표시-비영리-변경금지 2.0 대한민국 이용자는 아래의 조건을 따르는 경우에 한하여 자유롭게 l 이 저작물을 복제, 배포, 전송, 전시, 공연 및 방송할 수 있습니다. 다음과 같은 조건을 따라야 합니다: 저작자표시. 귀하는 원저작자를 표시하여야 합니다. 비영리. 귀하는 이 저작물을 영리 목적으로 이용할 수 없습니다. 변경금지. 귀하는 이 저작물을 개작, 변형 또는 가공할 수 없습니다. l 귀하는, 이 저작물의 재이용이나 배포의 경우, 이 저작물에 적용된 이용허락조건 을 명확하게 나타내어야 합니다. l 저작권자로부터 별도의 허가를 받으면 이러한 조건들은 적용되지 않습니다. 저작권법에 따른 이용자의 권리는 위의 내용에 의하여 영향을 받지 않습니다. 이것은 이용허락규약(Legal Code)을 이해하기 쉽게 요약한 것입니다. Disclaimer 博士學位論文 제주지역에서 맹꽁이(Kaloula borealis)의 생태에 관한 연구 濟州大學校 大學院 科學敎育學部 高 尙 範 2012年 8月 제주지역에서 맹꽁이(Kaloula borealis)의 생태에 관한 연구 指導敎授 吳 弘 植 高 尙 範 이 論文을 敎育學 博士學位 論文으로 提出함 2012年 8月 高尙範의 敎育學 博士學位 論文을 認准함 審査委員長 ______________________ 委 員 ______________________ 委 員 ______________________ 委 員 ______________________ 委 員 ______________________ 濟州大學校 大學院 2012年 8月 EcologicalStudyofKaloulaborealis onJejuIsland Sang-Beom Ko (Supervised by professor Hong-Shik Oh) A thesis submitted in partial fulfillment of the requirement for the degree of Doctor of Philosophy in Biology Education 2012 . 8. This thesis has been examined and approved. Thesis director, Se-Jae Kim, prof. of Biology (Name and signature) Date Faculty of Science Education GRADUATE SCHOOL JEJU NATIONAL UNIVERSITY 목 차 서 론 ················································································································ 1 제1장 외부형태 특징 ··················································································· 7 서 론 ········································································································· 7 측정방법 ··································································································· 8 결 과 ····································································································· 10 고 찰 ······································································································· 13 제2장 서식지에서의 이동거리 ································································· 15 서 론 ······································································································· 15 조사지 현황 및 조사방법 ··································································· 16 결 과 ······································································································· 18 고 찰 ······································································································· 19 제3장 산란지 분포 ··················································································· 20 서 론 ······································································································· 20 조사기간 및 방법 ················································································· 21 결 과 ····································································································· 22 고 찰 ······································································································· 32 제4장 번식행동에 영향을 주는 환경요인 ············································· 34 서 론 ······································································································· 34 - i - 조사방법 ······························································································· 35 결 과 ····································································································· 36 고 찰 ······································································································· 42 제5장 번식기간중 먹이 습성 ··································································· 45 서 론 ······································································································· 45 재료 및 방법 ························································································· 46 결 과 ······································································································· 47 고 찰 ······································································································· 54 제6장 나이구조 분석 ················································································· 58 서 론 ······································································································· 58 연구 방법 및 재료 ··············································································· 59 1. 조사지 현황 ··············································································· 59 2. 뼈나이테법 ················································································· 60 3. 성장곡선 및 통계분석 ····························································· 60 결 과 ······································································································· 61 고 찰 ······································································································· 68 제7장 감소요인과 보존대책 ····································································· 71 보존의 중요성 ······················································································· 71 감소요인 ································································································· 72 1. 도시화에 따른 감소 ································································· 72 2. 농업의 발달에 따른 감소 ······················································· 74 - ii - 3. 외부 유입종에 따른 감소 ······················································· 76 보존대책 ································································································· 77 적 요 ··········································································································· 79 Appendix ···························································································· 82 인용문헌 ······································································································· 89 - iii - List of Table Table 1. The list of genus Kaloula ····························································· 4 Table 2. Morphological measurements of Kaloula borealis ··············· 11 Table 3. Relation of each morphological measurement to the snout-vent length (SVL) in Kaloula borealis ···························· 12 Table 4. Morphological measurements of Kaloula borealis tadpole ···· 13 Table 5. List of the aquatic plants covered the spawning sites of Kaloula borealis on Jeju Island ···················································· 23 Table 6. Individual numbers of Kaloula borealis observed at the survey sites by year from 2007 to 2010 ·································· 24 Table 7. Types of spawning sites of Kakoula borealis ······················ 28 Table 8. Altitudinal frequency of the spawning sites of Kaloula borealis on Jeju Island ······································································ 30 Table 9. The breeding period and duration of Kaloula borealis on Jeju Island ······························································································ 37 Table 10. Meteorological data of the breeding season of Kaloula borealis during five years from 2008 to 2011 on Jeju Island ·· 39 Table 11. Results of binary logistic regression for effects of the abiotic factors on breeding season ·············································· 40 Table 12. Diet composition of Kaloula borealis ····································· 49 Table 13. Result of the correlation analysis between the victim volume and SVL (snout–vent length) ··········································· 51 Table 14. Result of the correlation analysis between the major victims and SVL ·················································································· 52 - iv - Table 15. SVL variation of Kaloula borealis population by age and sex ············································································································ 62 Table 16. Statistics and range of SVL distribution of Kaloula borealis by sex ·················································································· 62 Table 17. Statistics and range of body weight distribution of Kaloula borealis by sex ································································ 63 Table 18. Asymptotic size and growth coefficient of Kaloula borealis ··································································································· 65 Table 19. Relationship between age, weight and snout-vent length (SVL) of Kaloula borealis ······························································ 65 - v - List of Figures Figure 1. Geographical distribution of the genus Kaloula ···················· 2 Figure 2. Measured parts of Kaloula borealis ·········································· 9 Figure 3. Measured parts of tadpol. ····························································· 9 Figure 4. Dorsal and lateral views of head of Kaloula boreali. ······ 10 Figure 5. Hand and foot of Kaloula boreali. ··········································· 11 Figure 6. Map of the area where the main survey site located ····· 17 Figure 7. Moving distance of Kaloula borealis in the habita. ········ 18 Figure 8. Distribution of the spawning sites of Kaloula borealis on Jeju Island ··························································································· 27 Figure 9. Spawning sites of Kaloula borealis in Jeju Island ············· 28 Figure 10. Rate of types of spawning sites of Kaloula borealis ·· 29 Figure 11. The number of spawning sites distributed in the administrative district of Jeju Island ········································ 31 Figure 12. Rainfall, mean temperate, relative humidity of survey area during each period ································································ 38 Figure 13. Barometric pressure and wind speed in breeding season ···············································································································