창원시 도시하천의 환경특성 및 자연도 평가

서지정보

ㆍ발행기관 : 한국자연보호학회 ㆍ수록지정보 : 한국자연보호학회지 / 8권 / 2호
ㆍ저자명 : 박경훈, 유주한

영어 초록

This study is to construct the spatial information of river environment by surveying and analysing the river ecosystem using the physical structure and vegetation, and present the assessment result of natural properties. The assessment items of habitat were 4 units including special river bed structure, vertical shoal, deposit diversity and special waterway structure. In physical structure, the items were 7 units including adjacent landuse, cross section type, bank material and so forth. The dominant species were Phragmites japonica, Phragmites communis, Salix koreensis, Persicaria thunbergii and Typha orientalis. The river bed materials were made up of sand, gravel, clay and concrete. The assessment results of natural properties were classified into 5 grades, 1 grade is the highest and 5 grade is the lowest. From results that calculating the assessment grade of natural properties, there mainly showed 4 grade in Gaeumjeong stream, 3 grade in Namsan stream and Nam stream, 4 grade in Naedong stream and Daebang stream, 3 grade in Bongrim stream, 2 grade in Sangbok stream, 3 grade in Yanggok stream, 4 grade in Wanam stream, 3 grade in Changwon stream and Towol stream and 5 grade in Hanam stream. In the assessment results, Sangbok stream was the highest, and Hanam stream was the lowest. In the future, the restoration method would have to be drawn up according to the assessment results of natural properties, and the way the weighting of indicators needs to be applied.

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