Mima Mounds Natural Area Preserve

Mima Mounds Natural Area Preserve is a state-protected Natural Area in southwest Washington state, United States. The preserve includes some of the Washington mima mounds, the origin of which still is not fully understood.[2] The site comprises 637 acres (258 ha) of Garry oak woodland, oak savanna, and prairie grasslands.[3] Several state and federal endangered species of butterfly depending on the unique prairie conditions can be found in the preserve, including Mardon skipper, zerene fritillary, Puget blue and Taylor's checkerspot.[4]

Mima Mounds Natural Area Preserve
IUCN category III (natural monument or feature)
Sign at entrance
Location of Mima Mounds Natural Area Preserve in Washington
LocationSouthwest Washington, Washington, United States
Coordinates46.89°N 123.05°W / 46.89; -123.05
Area637 acres (258 ha)
Established1976[1]
Governing bodyWashington Department of Natural Resources
Websitednr.wa.gov

In 1966, the mima mounds were designated a National Natural Landmark.[5]

See also

Rocky Prairie

References
  1. "DNR seeks comments on Mima Mounds boundary", Tacoma News Tribune, January 22, 2012, archived from the original on February 4, 2013
  2. "Thurston County Place Names: A Heritage Guide" (PDF). Thurston County Historical Commission. 1992. p. 52. Retrieved 28 March 2018.
  3. "Mima Mounds Natural Area Preserve". Washington Department of Natural Resources. Archived from the original on 2013-01-31. Retrieved 2012-12-20.
  4. "Mima Mounds Natural Area Preserve butterfly guide" (PDF). Washington Department of Natural Resources. Retrieved 2012-12-20.
  5. Richard Seven (July 6, 2008), "Mima Mounds: Mystery hides in vast prairie", The Seattle Times, retrieved 2012-12-20
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