Survey tracklines of chirp subbottom data collected by the U.S. Geological Survey in Moultonborough Bay, Lake Winnipesaukee, New Hampshire in 2005 (Geographic, WGS 84, Esri polyline shapefile, CHIRP_TRK.SHP)
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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...
在新罕布什尔州的淡水水域中，危害最为严重的水生入侵植物物种为异叶狐尾藻（Myriophyllum heterophyllum），俗称多变叶狐尾藻（variable leaf water-milfoil）。一旦……
