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Data

Below is a list of current Data Resources available from NOROCK. If you are in search of specific resources, please email twojtowicz@usgs.gov.

Filter Total Items: 98

Glacier margin time series (1966, 1998, 2005, 2015) of the named glaciers of Glacier National Park, MT, USA

This dataset was created to develop a time series and history of glacier recession in Glacier National Park (GNP), Montana, USA. The dataset delineates the 1966, 1998, 2005 and 2015 perimeters of the 37 named glaciers of Glacier National Park and two additional glaciers on U.S. Forest Services Flathead National Forest land (the Bob Marshall Wilderness Complex) which borders GNP to the south. Estab

Northern Continental Divide Ecosystem grizzly bear (Ursus arctos) genetic profiles, 1998-2012

Two independent sampling methods were used to collect genetic samples from grizzly bears (Ursus arctos): (i) hair trapscorrals of barbed wire with lure in the center systematically distributed using an 8 x 8 km (1998, 2000) or 7 x 7 km (2004) grid and (ii) bear rubsnaturally occurring trees or other objects that bears rub on fitted with barbed wire (19982000, 2004, and 20092012). From 1998 to 2000