표제지
목차
Chapter I. 수달 배설물을 이용한 중금속 및 미량원소 분석을 통한 하천 생태계 연구(A study of river ecosystem through heavy and trace metals in river otter(Lutra lutra) spraints 15
Abstract 16
I. 서론 17
II. 연구지역 및 방법 19
2.1. 연구 지역 19
2.2. 실험 재료 21
2.3. 중금속 분석 23
2.4. 통계분석 25
III. 결과 26
3.1. 구천 및 연초천의 중금속 및 미량원소의 연평균 농도 26
3.2. 구천 및 연초천의 월별 오염 30
3.3. 구천 및 연초천의 권역별 오염 33
3.4. 구천 및 연초천의 계절별 오염 37
3.5. 구천 및 연초천의 권역에 대한 계절별 금속 오염 41
3.6. 기존 문헌과의 비교 47
IV. 고찰 48
V. 참고문헌 50
Chapter II. 토지피복도를 활용한 수달의 서식지 이용 분석에 관한 연구(A study of habitat use pattern of river otter(Lutra lutra) with land-cover map 55
Abstract 56
I. 서론 57
II. 연구지역 및 방법 59
2.1. 연구 지역 59
2.2. 실험 재료 59
2.3. 서식지 분석 61
III. 결과 63
3.1. 수달의 서식지와 연평균 토지피복도 관계 63
3.2. 월별 서식지 이용 현황 67
3.3. 권역별 서식지 이용 현황 70
IV. 고찰 76
V. 참고문헌 78
Chapter III. 수달 배설물을 통한 서식지 이용 유형 분석에 관한 연구(The analysis of habitat use pattern of river otter(Lutra lutra) in the use of spraints 81
Abstract 82
I. 서론 83
II. 연구지역 및 방법 85
2.1. 연구 지역 85
2.2. 실험 재료 85
2.3. 서식지 분석 87
2.4. 데이터 분석 89
III. 결과 90
3.1. 구천 및 연초천의 서식지 이용 현황 90
3.2. 권역별 서식지 이용 현황 95
3.3. 계절별 서식지 이용 현황 97
IV. 고찰 99
V. 참고문헌 102
Chapter IV. 종합 결론 105
감사의 글 109
Table 1. The number of spraint at Gucheon and Yeonchocheon by month 22
Table 2. Annual average concentration of metals(±SD) in spraints of otter (Jan- Dec, 2004)… 27
Table 3. Concentration of metals(±SD) based on spraints at Gucheon by month… 31
Table 4. Concentration of metals(±SD) based on spraints at Yeonchocheon by month… 32
Table 5. Concentration of metals(±SD) based on spraints of upper and lover stream at Gucheon and Yeonchocheon 34
Table 6. Seasonal Concentration of metals(±SD) based on spraints at Gucheon and Yeonchocheon 38
Table 7. Seasonal concentration of metals(±SD) at upper and lower stream of Gucheon 42
Table 8. Seasonal concentration of metals(±SD) at upper and lower stream of Yeonchocheon 43
Table 9. Comparison of annual concentration of metals basded on spraints at… 47
Table 1. The number of spraints at Gucheon and Yeonchocheon by month 60
Table 2. Annual average of land-cover type showing pattern of otter habitat… 64
Table 3. Land-cover type(㎡) of otter at Gucheon by month… 68
Table 4. Land-cover type(㎡) of otter at Yeonchocheon by month… 69
Table 5. Land-cover type(㎡) at upper and lower stream of Gucheon and Yeonchocheon… 71
Table 1. The number of spraints at Gucheon and Yeonchocheon by month 86
Table 2. Description of habitat variables of otter habitat 88
Table 3. The number of spraints, stream length(km)and number of spratint… 90
Table 4. Results from GLM with dependent variable-spraints, poisson… 91
Table 5. Significant habitat use patterns of otter 92
Table 6. Significant habitat condition of otter habitat use patterns at Gucheon 94
Table 7. Significant bank treatment of otter habitat use patterns at Yeonchocheon 94
Table 8. Results of habitat use at upper and lower stream 96
Table 9. Habitat use of upper and lower stream for otters at Gucheon 96
Table 10. Results of habitat use by season 98
Table 11. Significant habitat use of Gucheon by season 98
Fig 1. Study area of Gucheon and Yeonchocheon in Goeje island… 20
Fig 2. Steps for metal analysis with ICP-AES 24
Fig 3. Comparison of Cd and Pb in spraints of Gucheon and Yeonchocheon 28
Fig 4. Comparison of Zn and Ba in spraints of Gucheon and Yeonchocheon 28
Fig 5. Comparison of Co, Ni and Cr in spraints of Gucheon and Yeonchocheon 29
Fig 6. Comparison of Cd, Pb and Ni in spraints of upper and lower stream, Gucheon 35
Fig 7. Comparison of Ba, Zn and Mn in spraints of upper and lower stream, Gucheon 35
Fig 8. Comparison of Cd, Pb and Co in spraints of upper and lower stream, Yeonchocheon 36
Fig 9. Comparison of Fe and Al in spraints of upper and lower stream, Yeonchocheon 36
Fig 10. Seasonal concentration of Cr, Cd and Pb in spraints of Gucheon 39
Fig 11. Seasonal increase of Ni in spraints of Gucheon 39
Fig 12. Seasonal increase of Zn in spraints of Gucheon 40
Fig 13. Seasonal concentration of Cr and Ba in spraints of Yeonchocheon 40
Fig 14. Seasonal concentration of Pb in spraints of upper and lower stream, Gucheon 44
Fig 15. Seasonal concentration of Zn in spraints of upper and lower stream, Gucheon 44
Fig 16. Seasonal concentration of Co in spraints of upper and lower stream, Gucheon 45
Fig 17. Seasonal concentration of Cu in spraints of upper and lower stream, Gucheon 45
Fig 18. Seasonal concentration of Cr in spraints of upper and lower stream, Yeonchocheon 46
Fig 19. Seasonal concentration of Ba in spraints of upper and lower stream, Yeonchocheon 46
Fig 1. Map of Gucheon and Yeonchocheon showing upper region(reservoir) and lower region(stream)… 62
Fig 2. Relationship between land-cover map and spraints of otters at Gucheon… 65
Fig 3. Relationship between land-cover map and spraints of otters at Yeonchocheon… 66
Fig 4. Relationship between land-cover map and spraints of otters… 72
Fig 5. Relationship between land-cover map and spraints of otters… 73
Fig 6. Relationship between land-cover map and spraints of otters… 74
Fig 7. Relationship between land-cover map and spraints of otters… 75