• Title/Summary/Keyword: Junam reservior

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Principle of Conservation and Counterplan in Junam Reservoir (주남저수지의 보전원칙 및 대책)

  • Yoon, Sung-Yoon
    • Journal of Wetlands Research
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    • v.1 no.1
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    • pp.45-50
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    • 1999
  • Junam reservoir is 1,800,000 pyung of marsh waters. Various migration birds choose to spend their winters at Junam because of its mild climate. Since many rare bird species coexist around this reservoir, which is increased in concern. At the side of residents of Junam reservoir, development opinion is park, This area must be sustainable development so that original function of reservoir may maintain The development direction hope that Junam reservoir's residents increase of the life style and of the income.

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Estimation of Survivorship and Population Dynamics of White-fronted Geese (Anser albifrons) in Junam Reservoir, Korea (주남저수지에 도래하는 쇠기러기의 PVA에 의한 생존확률 추정 연구)

  • Park, Ji-Eun;Lee, Sang-Don
    • Journal of Environmental Impact Assessment
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    • v.18 no.5
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    • pp.293-299
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    • 2009
  • Wintering migratory species of white-fronted geese (Anser albifrons) are common visitor in South Korea, and this study examined the survivorship of white-fronted geese in the Junam Reservoir with the application of Population Viability Analysis (PVA) technique. In Junam PVA analysis was done for the next 50 years using factors of breeding population, sex ratios, survivorship in the VORTEX program. As a result white-fronted geese will reach to carrying capacity within 40 years, and population will reach to carrying capacity later when it becomes smaller. Also with a large initial population white-fronted geese will reach to carrying capacity earlier. In conclusion, for the next 50 years the white-fronted geese are expected to a long-term survival with stable condition with survivorship (0.03) and extinction rate (0.0).