표제지
목차
초록 11
1. 서론 14
2. 재료 및 방법 19
2.1. 연구지역 및 기간 19
2.2. 개체 포획 및 외부형태 측정 23
2.2.1. 조사 및 포획방법 23
2.2.2. 외부형태 측정 23
2.3. 뼈나이결정법 (Skeletochronology) 25
2.3.1. 지골수집 25
2.3.2. 뼈나이결정법 26
2.4. 서식지역 환경요인 29
2.4.1. 각 서식지역별 기후데이터 수집 29
2.4.2. 각 지역별 및 기간별 기후데이터 30
2.5. 무당개구리의 성장곡선 31
2.6. 데이터 처리 및 통계분석 32
3. 결과 33
3.1. 각 지역 내 암·수 개체 특성 비교 33
3.1.1. 무당개구리 연령 분포 35
3.1.2. 무당개구리 암·수 평균 연령 비교 39
3.1.3. 각 지역 내 암·수 개체 크기 및 무게 비교 41
3.2. 각 지역 간 개체 특성 비교 43
3.2.1. 지역 간 평균 연령 비교 43
3.2.2. 지역 간 평균 크기 비교 44
3.2.3. 지역 간 평균 무게 비교 45
3.3. 연령에 따른 지역별 신체 특징 비교 46
3.3.1. 연령에 따른 지역별 크기 비교 46
3.3.2. 연령에 따른 지역별 무게 비교 47
3.4. 개체 특성 간 상관관계 분석 48
3.4.1. 연령과 개체 크기와의 상관관계 48
3.4.2. 연령과 개체 무게와의 상관관계 50
3.4.3. 개체 크기와 무게와의 상관관계 52
3.5. 각 지역별 환경요인과 개체 특성과의 상관관계 54
3.5.1. 각 지역별 10년치 환경요인 54
3.5.2. 각 지역별 활동기 및 연도별 환경요인 평균값 55
3.5.3. 개체 크기 및 무게와 환경요인과의 상관관계 56
3.6. 성장곡선 63
4. 결론 및 고찰 66
5. 참고문헌 70
ABSTRACT 78
Table 1. Study site, study period and individual number of fire-bellied toad... 21
Table 2. Protocol of the Skeletochronology 28
Table 3. Device and environmental factors used in the study 29
Table 4. Age distribution of captured individuals of the fire-bellied toad (Bombina... 35
Table 5. Comparison among study areas of the average age, standard error, age... 40
Table 6. Comparison of average SVL of fire-bellied toad in each study site 41
Table 7. Comparison of average BW of fire-bellied toad in each study site 42
Table 8. Comparison of average age structure by female, male, and total of... 43
Table 9. Comparison of average snout-vent length (SVL) of the fire-bellied toad of... 44
Table 10. Comparison of average body weight (BW) of the fire-bellied toad of the... 45
Table 11. ANOVA analysis results of snout-vent length (SVL) by each age in each region 46
Table 12. ANOVA analysis results of body weight (BW) by each age in each region. 47
Table 13. Mean value of environmental factors on age for each period and region.... 55
Table 14. Relationships between the environmental variables and the snout-vent... 57
Table 15. Relationship of the environmental variables in each site analyzed by Spearman... 60
Table 16. Average growth length of Amphibian (GLA) of the fire-bellied toad... 64
Table 17. ANOVA analysis results of average growth length of the fire-bellied toad... 64
Figure 1. Study site 19
Figure 2. Photos of each study site. (A) Seoul. The waterway (left) connected to... 22
Figure 3. Instruments used for measuring the fire-bellied toad's snout-vent length... 24
Figure 4. Collected phalanges of fire-bellied toad 25
Figure 5. The phalanges of the fire-bellied toad. Each phalange was numbered... 27
Figure 6. A photo of a 4 year old fire-bellied toad's phalange section. (MC:... 34
Figure 7. Cross-section photos of Bombina orientalis's phalanges by each age in Seoul... 36
Figure 8. Cross-section photos of Bombina orientalis's phalanges by each age in Kangwon... 37
Figure 9. Cross-section photos of Bombina orientalis's phalanges by each age in... 38
Figure 10. Linear relationship of linear regression analysis of snout-vent length... 49
Figure 11. Linear relationship from regression analysis of body weight (BW) of... 51
Figure 12. Relationship between the snout-vent length (SVL) and the body weight... 53
Figure 13. Average humidity data of each site for 10 years (2011-2020). (A)... 54
Figure 14. Relationship between the snout-vent length (SVL) and environmental factors of each period (A) Activity period (B)... 58
Figure 15. Relationship between the body weight (BW) and environmental factors of each period (A) Activity period (B) Annual mean 59
Figure 16. Relationship between the SVL and environmental factors according to site in each period (A) Activity period (B)... 61
Figure 17. Relationship between the body weight (BW) and environmental factors according to site in each period (A) Activity... 62
Figure 18. The average growth length of amphibian (GLA) graph of each site... 65