Taiwan's Wetlands of Importance
Map of Taiwan's Wetlands
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Number
TW021
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Area
15 ha
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Chinese Name
官田重要濕地
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Category
Manmade Wetland
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Name
Guantian Important Wetland
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Administrative area
Guantian District, Tainan City
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Related plans
Established by the Conclusion of Evaluation of Environment of THSR
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Related authorities or units
Tainan City Government
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Boundaries
The wetland extends north to Village Road South 64, the perimeter of the Taiwan Sugar farm to the south (adjacent to the middle line of Nanwayao or Jianan Great Ditch), Fulu Pond and the waterways to the west and Taiwan Sugar industrial road system to the east (parallel to Village Road South 65). The southern mains of the Jianan Big Ditch cut through the central part of the wetland from east to west. The wetland area does not include Madao branch of Jianan Big Ditch.
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Introduction
The wetland is located in a flat agricultural zone with its main water supply from Jianan Big Ditch Irrigation system. Water is distributed from Wushantao Reservoir to the wetland through Jianan Big Ditch in accordance with the annual irrigation plan for rice and other crops set by Jianan Irrigation Association. The eggs or larvas of fish, amphibians, conches, shellfish and other aquatic creatures also flow from the reservoir into the ponds in the wetland.
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Ecological resources of importance
Records show that there are 32 families and 70 species of aquatic plants, 50 families and 153 species of birds (including 21 protected species), 24 families and 59 species of terrestrial insects and 11 families and 21 species (4 protected species) of amphibian reptiles. Pheasant-tailed Jacana, the species receiving level 2 protection, in this wetland represents 25%-36% of its total population in Tainan.
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Endangered species
N/A
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Rare and valuable species
Pheasant-tailed Jacana, Painted Snipe, Common Pheasant.
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Types to be conserved
Brown Shrike, Eastern Collared Pratincole, Hygrophila pogonocalyx, Euryale ferox.
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The current situation and potential threats of wetlands
The Jacana Restoration Area is located at sandy farmlands with severe water seepage, making it difficult to preserve water. Thus, the area often suffers water shortage in spring, which negatively affects the growth of aquatic plants and indirectly influences jacana restoration efforts.
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Participating in recommended units
Taiwan's Wetlands of Importance Evaluation Committee