Mount McKinley from near head of Copper Mountain Bar. Kantishna district, Yukon region, Alaska. 1931.

Album caption: Same as No. 195. (rjc00195, Mt. McKinley from near head of Copper Mt. Bar. Kantishna, Yukon. 1931.) Index card unavailable.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

Copper Mountain Bar showing Geological Survey camp. Kantishna district, Yukon region, Alaska. 1931.

Album caption: Same title as No. 183 (rjc00183, Copper Mountain Bar showing Geological Survey camp from lower slopes of Mt. Eielson. Mount McKinley National Park. Kantishna district, Yukon region, Alaska. 1931.) Index card unavailable.

Categories: Image; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

McKinley and Alaska Range from lower slopes of Mount Eielson. Kantishna district, Yukon region, Alaska. 1931.

Album caption: Same as No. 204 (rjc00204) Index card: Mount McKinley and Alaska Range from lower slopes of Mount Eielson. Mount McKinley National Park. Kantishna district, Yukon region, Alaska. 1931.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

View of a retreating unnamed valley glacier. Denali National Park and Preserve, Alaska. 2004.

An August 2004, north-looking photograph, taken by Ron Karpilo, National Park Service, showing a retreating unnamed valley glacier that forms the East Fork of the Teklanika River, Denali National Park and Preserve, Alaska. The photograph shows the retreating, debris-covered terminus of East Fork Teklanika Glacier with an elevated lateral moraine on its west (left) side. Compare with a 1906 photograph from the same location by S.R. Capps. Note: Link to S.R. Capps photograph number 917 is under Web Links below.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Alaska Glaciers, Denali National Park and Preserve, Denali National Park and Preserve, Glacier Bay National Park and Preserve, Glaciers, All tags... National Parks, Photographers, photo print, Fewer tags

Denali National Park and Preserve, Alaska. Along the front of Mount McKinley, 1902.

Denali National Park and Preserve, Alaska. Along the front of Mount McKinley. August 4, 1902.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Brooks, A.H. Collection, Denali National Park and Preserve, National Parks, Photographers, photo print

View southward from road near Toklat River. Kantishna district, Yukon region, Alaska. 1931.

Album caption and index card: View southward from road near Toklat River. Kantishna district, Yukon region, Alaska. 1931.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

Mountain sheep near Thorofare Pass. Kantishna district, Yukon region, Alaska. 1931.

Album caption: Mountain sheep near Thorofare pass. 1931. Kantishna district, Yukon region. Index card unavailable.

Categories: Image; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

View southward from road near Toklat River. Kantishna district, Yukon region, Alaska. 1931.

Album caption and index card: View southward from road near Toklat River. Kantishna district, Yukon region, Alaska. 1931.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

Copper Mountain Bar from lower slopes of Mount Eielson. Kantishna distict, Yukon region, Alaska. 1931.

Album caption: Same as title No. 207 (rjc00207, Copper Mountain Bar from lower slopes of Mt. Eielson. 1931. Kantishna, Yukon.) Index card unavailable.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

Glacier City. Kantishna district, Yukon region, Alaska. 1906.

Album caption and index cardL Glacier City. Kantishna district, Yukon region, Alaska. 1906.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Prindle, L.M. Collection, All tags... photo print, Fewer tags

Alaska Range south from Polychrome Pass on highway. Kantishna and Nenana districts, Yukon region, Alaska. 1946.

Album caption and index card: Alaska Range southeast from Polychrome Pass on highway. Mt. McKinley National Park. Kantishna and Nenana districts, Yukon region, Alaska. August 18, 1946.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, Hickcox, C.A. Collection, National Parks, Photographers, All tags... photo print, Fewer tags

Ground squirrel at Camp Eielson. Kantisha district, Yukon region, Alaska. 1946.

Album caption and index card: Lady feeding gorund squirrel at Camp Eielson. Mt. McKinley National Park. Kantishna district, Yukon region, Alaska. August 18, 1946.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, Hickcox, C.A. Collection, National Parks, Photographers, All tags... photo print, Fewer tags

Cantwell formation, south from the McKinley Park Highway just east of Igloo Creek. Nenana district, Yukon region, Alaska. 1946.

Album caption and index card: Cantwell formation, south from the McKinley Park Highway just east of Igloo Creek. Aug. 18, 1946. Handwritten notes on album caption: Kantishna, (Lower Cretaceous)

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, Hickcox, C.A. Collection, National Parks, Photographers, All tags... photo print, Fewer tags

North from the highway bridge over Savage Rivet into the canyon of Savage River. Nenana district, Yukon region, Alaska. 1946.

Album caption and index card: North from the highway bridge over Savage Rivet into the canyon of Savage River. Aug. 18, 1946. Nenana, Yukon, Alaska.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, Hickcox, C.A. Collection, National Parks, Photographers, All tags... photo print, Fewer tags

Total mercury concentrations in dragonfly larvae from U.S. national parks (ver. 9.0, November 2023)

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... Aquatic Biology, Assateague Island National Seashore, Battle Creek Cypress Swamp, Bear Creek Lake Park, Bear Meadows Natural Area, Big Bend National Park, Big Cypress National Preserve, Big Thicket National Preserve, Buffalo National River, Cape Cod National Seashore, Capitol Reef National Park, Carl Sandburg Home National Historic Site, Carlsbad Caverns National Park, Channel Islands National Park, Chattahoochee River National Recreation Area, Chickasaw National Recreation Area, City of Rocks National Reserve, Colorado National Monument, Congaree National Park, Crater Lake National Park, Craters of the Moon National Monument & Preserve, Cuyahoga Valley National Park, Death Valley National Park, Delaware Water Gap National Recreation Area, Denali National Park and Preserve, Devils Tower National Monument, East Inlet Natural Area-Connecticut Lakes Nature Preserve, Ecology, Ell Pond Preserve, Everglades National Park, Fort Larned National Historic Site, Fort Worth Nature Center and Refuge National Natural Landmark, Gateway National Recreation Area, Glacier Bay National Park & Preserve, Glacier National Park, Glen Canyon National Recreation Area, Golden Gate National Recreation Area, Grand Canyon National Park, Grand Portage National Monument, Grand Teton National Park, Great Basin National Park, Great Sand Dunes National Park, Great Smoky Mountains National Park, Gulf Islands National Seashore, Hawaii Volcanoes National Park, Homestead National Monument, Horseshoe Bend National Military Park, Hot Springs National Park, Indiana Dunes National Park, Isle Royale National Park, Jean Lafitte National Historical Park and Preserve, John Day Fossil Beds National Monument, Joshua Tree National Park, Katahdin Woods and Waters National Monument, Katmai National Park and Preserve, Kenai Fjords National Park, Kenilworth Park & Aquatic Gardens, Klondike Gold Rush National Historical Park, Knife River Indian Villages National Historic Site, Lake Clark National Park and Preserve, Lassen Volcanic National Park, Lewis and Clark National Historical Park, Lilley Cornett Woods, Mammoth Cave National Park, Marsh-Billings-Rockefeller National Park, Maurice National Wild and Scenic River, Minute Man National Historical Park, Mississippi National River & Recreation Area, Monocacy National Battlefield, Montezuma Castle National Monument, Mount Rainier National Park, Natchez Trace Parkway and National Scenic Trail, New River Gorge National Park and Preserve, Niobrara National Scenic River, North Cascades National Park, Ocmulgee Mounds National Historical Park, Olympic National Park, Oregon Caves National Monument, Ozark National Scenic Riverway, Padre Island National Seashore, Petersburg National Battlefield, Pictured Rocks National Lakeshore, Pinnacles National Park, Pipestone National Monument, Prince William Forest Park, Pu'ukohola Heiau National Historic Site, Redwood National Park, Richmond National Battlefield Park, Rio Grande Wild & Scenic River, Rock Creek Park, Rocky Mountain National Park, Roosevelt-Vanderbilt National Historic Sites, Saguaro National Park, Saint Croix National Scenic Riverway, Saint-Gaudens National Historic Site, San Juan Island National Historical Park, Santa Monica Mountains National Recreation Area, Sequoia & Kings Canyon National Parks, Shenandoah National Park, Sleeping Bear Dunes National Lakeshore, Sudbury, Assabet & Concord Wild & Scenic Rivers, Tallgrass Prairie National Preserve, Timucuan Ecological Historic Preserve, Tumacacori National Historical Park, Tuzigoot National Monument, USGS Science Data Catalog (SDC), Upper Delaware Scenic and Recreational River, Valles Caldera National Preserve, Voyageurs National Park, Water Quality, Weir Farm National Historical Park, Wekiva Wild & Scenic River, White Mountain National Forest, Wildlife Biology, Wind Cave National Park, Women’s Rights National Historical Park, Yellowstone National Park, Yosemite National Park, Zion National Park, biota, environment, mercury contamination, Fewer tags

View up Teklanika River from camp. Nenana district, Yukon region, Alaska. 1946.

Album caption and index card: View up (south) Teklanika River from camp. Aug. 5, 1946.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, Hickcox, C.A. Collection, National Parks, Photographers, All tags... photo print, Fewer tags

Copper Mountain Bar from lower slopes of Mount Eielson. Kantishna distict, Yukon region, Alaska. 1931.

Album caption: Same as title No. 207 (rjc00207, Copper Mountain Bar from lower slopes of Mt. Eielson. 1931. Kantishna, Yukon.) Index card unavailable.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

Mount McKinley and Alaska Range over Muldrow Glacier from lower slopes of Mount Eielson. Kantishna district, Yukon region, Alaska. 1931.

Album caption: Same title as No. 193 (rjc00193) Reed in foreground. 1931. Index card: Mt. McKinley and Alaska Range over Muldrow Glacier from lower slopes of Mt. Eielson. Reed in foreground. Kantishna district, Yukon region, Alaska. 1931.

Categories: Image; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

Slim Sisley, packer at triangulation point near Muldrow Glacier. Kantishna district, Yukon region, Alaska. 1931.

Album caption: Slim Sisley, packer, at triangulation point near Muldrom Glacier. Kantishna district, Yukon region, Alaska. 1931. Index card unavailable.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags

Mount Eielson, Castle Rock, and Sunset Peak from south of mouth of Crystal Creek. Kantishna district, Yukon region, Alaska. 1931.

Album caption: Mt. Eielson, Castle Rock, and Sunset Peak from south of mouth of Crystal Creek. 1931. Kantishna, Yukon. Index card unavailable.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Denali National Park and Preserve, Denali National Park and Preserve Collection, National Parks, Photographers, Reed, J.C. Collection, All tags... photo print, Fewer tags