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Filters: Tags: Crater Lake National Park (X) > Date Range: {"choice":"year"} (X)

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Comma-separated values (.csv) file containing data related to mercury concentrations in dragonfly samples from U.S. National Parks collected as part of the Dragonfly Mercury Project (DMP). This data release supersedes Eagles-Smith, C.A., Nelson, S.J., Flanagan-Pritz, C.M., Willacker Jr., J.J., and Klemmer, A.J., 2018, Total mercury concentrations in dragonfly larvae from U.S. national parks (ver. 8.0, December 2022): U.S. Geological Survey data release, https://doi.org/10.5066/P9TK6NPT. Please contact fresc_outreach@usgs.gov for access.
Categories: Data, Data Release - Revised; Tags: Acadia National Park, Allegheny Portage Railroad National Historic Site, Amistad National Recreation Area, Apostle Islands National Lakeshore, Appomattox Court House National Historical Park, All tags...
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Information from model, "U.S. Geological Survey, J.W. Powell, Director, Model of Crater Lake Oregon, vertical and horizontal scale 3” to 1 mile. Modeled by Victor Mindeleff under the Direction of J.S. Diller. Topography by Mark B. Kerr. 1892. Published as Plate 12-B in U.S. Geological Professional Paper No. 3, The Geology and Petrography of Crater Lake National Park.


    map background search result map search result map Model of Crater Lake. Crater Lake National Park, Oregon. 1892. Total mercury concentrations in dragonfly larvae from U.S. national parks (ver. 9.0, November 2023) Total mercury concentrations in dragonfly larvae from U.S. national parks (ver. 9.0, November 2023)