1-meter per pixel sidescan-sonar mosaic collected in Moultonborough Bay, Lake Winnipesaukee, New Hampshire by the U.S. Geological Survey in 2005 (GeoTIFF, UTM Zone 19N, WGS 84, WINNI_SONAR.TIF)
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In freshwater bodies of New Hampshire, the most problematic aquatic invasive plant species is Myriophyllum heterophyllum or variable leaf water-milfoil. Once...
在美国新罕布什尔州的淡水水体中，危害最为严重的水生外来入侵植物物种为异叶狐尾藻（Myriophyllum heterophyllum），又称变量叶狐尾藻（variable leaf water-milfoil）。一旦……
