Agassiz National Wildlife Refuge

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Agassiz National Wildlife Refuge

Agassiz National Wildlife Refuge is a National Wildlife Refuge in east Marshall County in northwestern Minnesota . It was established in 1937 as the Mud Lake Migratory Waterfowl Refuge , renamed in 1961 and covers an area of ​​approximately 249 km² (61,500 acres). In 1976 an area of ​​16 km² (4000 acres) was placed under the protection status of " Wilderness Area ".

The nature reserve lies in the transition between the Prairie Pothole region and the coniferous forest zone in the Aspen Parkland region and in the area of ​​the prehistoric Agassizsee . It is an important reserve for breeding and migratory birds; 294 bird and 49 mammal species have been identified here. Among the latter are several packs of wolves and elk . The area receives up to 20,000 visitors annually. The park administration has eleven employees.

The area consists of 151 km² of wetlands, 47 km² of scrubland, 40 km² of forest, 7 km² of grass steppe and 0.6 km² of arable land. together It houses one of the westernmost swamp locations with mixed stands of black spruce and East American larch . The two moor lakes Kuriko Lake and Whiskey Lake are located in the area of ​​the nature reserve .

Prior to 1994, the area was home to 10,000–40,000 breeding pairs of the prairie gull . In 2007 and 2008 a large part of the nests fell victim to predators and the colonies were abandoned.

Web links

  • Information page at the US Fish and Wildlife Service , accessed 12 February 2012
  • Area website at the US Fish and Wildlife Service / Midwest Region , accessed February 12, 2012

Individual evidence

  1. Joanna Burger, Michael Gochfeld: Franklin's Gull (Leucophaeus pipixcan) in The Birds of North America Online , A. Poole, Ed., Cornell Lab of Ornithology, Ithaca 2009, doi : 10.2173 / bna.116

Coordinates: 48 ° 20 ′ 59.9 ″  N , 95 ° 57 ′ 1 ″  W.