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Data

The Alaska Science Center Data Repository, a USGS Trusted Digital Repository, provides public access to the digital data from our research. See below for featured data sets and a list of all data releases from the USGS Alaska Science Center. All USGS released data sets are also listed in the USGS Science Data Catalog.

Filter Total Items: 462

Temporal Viral Viability Data from Avian Influenza A Viruses Maintained in North American Wetlands Under Experimental and Environmental Conditions

Data sets containing: (1) sample collection and influenza A virus (IAV) screening information for wild ducks, (2) water temperature data for six North American wetlands, (3) water quality measurement from those wetlands, (4) laboratory-based study of viral viability using Minnesota wetland water, (5) naive mallards challenged experimentally with IAVs identified from the field experiment, and (6) g

Genetic Data From Nesting Steller's Eiders (Polysticta stelleri), Near Utqiagvik, Alaska, 1995-2016

This data set is comprised of one table with Steller's Eider sample information and allele sizes for 6 microsatellite loci (Sfiµ3, Sfiµ4, Sfiµ10, Sfiµ11, Bcaµ11, Smo10).

Fortymile River Cosmogenic Isotope and Luminescence Data Collected 2016-2019

This dataset comprises four tables containing cosmogenic beryllium-10 and aluminum-26 concentrations and related data, as well as infrared stimulated luminescence data, from samples collected at 21 sites along the Fortymile River in eastern Alaska and Yukon, Canada between 2016 to 2018, and processed between 2016 and 2019. The file "geology_siteLocations_Fortymile_bender_2020.csv" contains site lo

Measurements Used to Determine the Sex of Bristle-thighed Curlews (Numenius tahitiensis)

This data set contains bill and tarsal measurements from 114 Bristle-thighed Curlews, captured on breeding grounds in Alaska, and non-breeding areas in Hawaii and Reitoru atoll, French Polynesia.

Gulf Watch Alaska Nearshore Component: Sea Otter Aerial Survey Data Katmai National Park and Preserve, 2008-2018

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, nearshore monitoring component. Specifically, these data describe sea otter (Enhydra lutris) aerial survey observations from the waters around Katmai National Park and Preserve from surveys conducted in 2008, 2012, 2015, and 2018. Sea otters are a keystone predator, well known for structuring the nearshore marine ecos

Gulf Watch Alaska, Nearshore Component: Sea Otter Mortality Age Data from Katmai National Park and Preserve, Kenai Fjords National Park, and Prince William Sound, Alaska, 2006-2017

These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, nearshore monitoring component. The dataset is a comma separated file exported from a Microsoft Excel spreadsheet. The data consist of information related to collection of sea otter carcasses. Collectors walked selected shorelines searching for signs of carcasses. Date, location, carcass condition, parts collected, an

Tracking Data for Black Scoter (Melanitta americana)

This metadata document describes the data contained in the "processedData" folder of this data package. This data package contains all data collected by the Argos System from 53 satellite transmitters attached to Black Scoters on their breeding and winter ranges in western Alaska, 2003-2007. The raw data were processed to accomplish two goals: flag implausible location estimates and decode raw sen

Tracking Data for Surf Scoter (Melanitta perspicillata)

This metadata document describes the data contained in the "rawData" folder of this data package. This data package contains all data collected by the Argos System from 25 satellite transmitters attached to Surf Scoters on their winter ranges in southeast Alaska and Baja California, Mexico, 2005-2008. Five data files are included in the "rawData" folder of this data package. Two data files (with i

Walrus Haulout Photographs Near Pt. Lay Alaska, September 2014

These data are three sets of aerial photos used to estimate the number of walruses at a haulout near Pt. Lay, Alaska in September 2014. They were collected during photographic aerial surveys of the only major haulout that occurred on the eastern shores of the Chukchi Sea after sea ice receded beyond the continental shelf on 25 and 27 September 2014.

U-Pb Isotopic Data and Ages of Detrital Zircon Grains, Whole Rock Major and Trace-element Geochemistry, and Whole Rock Isotopic Data from Selected Rocks from the Western Alaska Range, Medfra area, and Livengood area, Alaska

This data release contains 3 data sets, U-Pb isotopic data and associated ages of detrital zircon grains for 27 sedimentary rocks, whole rock major and trace-element geochemistry for 15 igneous or phosphatic rock samples, and whole rock Sr, Nd, and Pb isotopic data for 6 igneous rock samples. The samples were collected from multiple localities across Alaska as part of geological mapping and resear

Water Level, Temperature, and Discharge of Headwater Streams in the Noatak and Kobuk River Basins, Northwest Alaska, 2015 - 2017

This data set includes 15-minute interval data on stream temperature, stage, and discharge from low-order streams in the Noatak and Kobuk River valleys in Northwestern Alaska, collected during the summer months. Several sites in the Agashashok River basin were monitored in 2015 and 2016, and additional sites were added in 2017. The depth of the water and temperature were determined using a combine

Physical, Chemical, and Invertebrate Data from Chipp North Pond Manipulations, North Slope, Alaska, 2013

These data are in three tables relating to a series of ponds, visited weekly over the summer of 2013, in the Chipp River Basin on the Arctic Coastal Plain of northern Alaska. The tables provide: 1) location and description of each of the ponds, 2) physical information on pond characteristics (area, volume, and temperature), water chemistry (electrical conductivity, dissolved oxygen, pH, ammonium,