8,757 Works

Digital Surface Model of Mt. Etna, Italy, derived from 2015 Pleiades Satellite Imagery

Monica Palaseanu-Lovejoy, Marina Bisson, Claudia Spinetti, Maria Fabrizia Buongiorno, Oleg Alexandrov & Thomas Cecere
A high-resolution, high vertical accuracy Digital Surface Model (DSM) of Mt. Etna was derived from Pleiades satellite data using the National Aeronautics and Space Administration (NASA) Ames Stereo Pipeline (ASP) tool set (https://ti.arc.nasa.gov/tech/asr/groups/intelligent-robotics/ngt/stereo/). The NASA Ames Stereo Pipeline (ASP) is a suite of free and open source automated geodesy and stereogrammetry tools designed for processing stereo imagery captured from satellites (around Earth and other planets), robotic rovers, aerial cameras, and historical imagery, with and without...

Environmental data collected at piezometer field plot locations used to study hydrologic impacts on vegetation due to historic rail road embankment at Canaan Valley NWR

John A Young, Daniel Welsch & Sarah Deacon
This data represents environmental attributes collected at or around field sample locations (groundwater piezometers or water wells) that were used in a study of impacts from a historic railroad embankment on wetland vegetation. GPS surveys were used to map piezometer locations, elevations, and the elevation of the ground surface in proximity to the piezometer. Water surface elevations and peat depths were measured in the field at the piezometers. Piezometer locations were also used to center...

Cooper's Hawk (Accipiter cooperii) bCOHAx_CONUS_2001v1 Habitat Map

Julie Prior-Magee & Alexa McKerrow
This dataset represents a species habitat distribution model for Cooper's Hawk. These habitat maps are created by applying a deductive habitat model to remotely-sensed data layers within a species' range.

Soil surface elevation dynamics in a mangrove-to-marsh ecotone characterized by vegetation shifts

Rebecca J Howard & Andrew S. From
This release consists of soil surface elevation, also called vertical land motion of the wetland (VLMw), and vertical accretion data collected over time across an environmental gradient at Ten Thousand Islands National Wildlife Refuge near Naples, Florida, USA. VLMw was measured using rod surface elevation tables, while accretion was measured using feldspar marker horizons (i.e., RSET-MH technique). Stations were located in the following wetland types: brackish marsh, salt marsh, transition marsh, and mangrove forest. Vegetation...

Prairie Vole (Microtus ochrogaster) mPRVOx_CONUS_2001v1 Range Map

Matthew Rubino & Nathan Tarr
This dataset represents a species known range extent for Microtus ochrogaster (Prairie Vole). These range maps are created by attributing sub-watershed polygons with information of a species presence, origin, seasonal and reproductive use.

Soil characteristics and microbial taxonomy in selected urban stormwater best management practices (BMPs) in Clarksburg, MD, 2015

Natalie C Hall
The data were gathered as a preliminary assessment of soil microbiology and conditions in selected urban stormwater best management practices (BMPs) in Clarksburg, MD. Four bioretention facilities (BF), four dry ponds (DP), and four surface sand filters (SSF) were selected. Three samples were taken from each BMP (a single sample from one dry swale (DS) was also collected). BMPs were selected based on their position along various stormwater treatment trains. Soil samples were taken after...

Videos collected for Image Velocimetry at Boneyard Creek at Urbana, IL from 2017 to 2018

Joshua D Keele & Frank L Engel
The U.S. Geological Survey is testing deployments of continuous Large-Scale particle Image Velocimetry (LSPIV) streamgaging stations in areas with flashy flow regimes to measure streamflow during flood events. Videos were collected for the purpose of LSPIV streamflow analysis at a stage-discharge streamgaging station in a small, flashy urban stream in Urbana, Illinois, USA (Boneyard Creek at Urbana, IL, 03337000) with an internet protocol (IP) camera. The IP camera is mounted on the bottom of a...

Insect catch rates and angler success data during Bug Flows at Glen Canyon Dam, 2012-2018

Anya Metcalfe
These data were compiled to evaluate the effects of low steady weekend flows on emergent aquatic insects during the first year of experimental Bug Flows below Glen Canyon Dam (2018) and recreation in Glen Canyon in the second year of Bug Flows (2019). Bug Flows are experimental flows that were released from Glen Canyon Dam in 2018 and 2019. The flows consist of low steady flows on weekends and have the goal of increasing aquatic...

Dependence of sedimentation behavior on pore-fluid chemistry for sediment collected offshore South Korea during the Second Ulleung Basin Gas Hydrate Expedition, UBGH2

Junbong Jang, Laura A Stern, William F Waite, Shuang C Cao, Jongwon Jung & Joo-Yong Lee
One goal of Korea?s second Ulleung Basin Gas Hydrate Expedition, UBGH2, is to examine geotechnical properties of the marine sediment associated with methane gas hydrate occurrences found offshore eastern Korea in the Ulleung Basin, East Sea. Methane gas hydrate is a naturally occurring crystalline solid that sequesters methane in individual molecular cages formed by a lattice of water molecules. Offshore Korea, gas hydrate is found in thin, coarse-grained sediment layers that are interbedded with fine-grained...

Poultry Feeding Operations on the Delaware, Maryland, and Virginia Peninsula from 2016 to 2017

Alexander M Soroka & Zachary L Duren
Data release contains two shapefiles related to poultry houses on the Delmarva Peninsula (Delaware, Eastern Shore Maryland and, Eastern Shore Virginia). One dataset is a polygon shapefile representing 5747 poultry houses identified using 2016 and 2017 aerial imagery from the U.S. Department of Agricultures National Aerial Imagery Program (NAIP). The second dataset is a point shapefile of inactive houses which displayed similar characteristics to the active houses except were overgrown or in a state of...

Range-wide habitat suitability maps for at-risk species in the longleaf system

Brian Crawford, Clinton Moore & John C Maerz
The data contained in child items of this page were developed to support the Species Status Assessments conducted by the U.S. Fish and Wildlife Service and conservation planning for State, Federal, and non-government researchers, managers, landowners, and other partners for five focal herpetofauna species: gopher tortoise (Gopherus polyphemus), southern hognose snake (Heterodon simus), Florida pine snake (Pituophis melanoleucus mugitus), gopher frog (Lithobates capito), and striped newt (Notophthalmus perstriatus). These data were developed by the USGS...

Analysis of remotely-sensed vegetation conditions during droughts and a mountain pine beetle outbreak, Gearhart Mountain Wilderness, Oregon

Jennifer M. Cartwright
This data release includes data-processing scripts, data products, and associated metadata for a remote-sensing based approach to characterize vegetation conditions within a dry, mixed conifer forest study area in southern Oregon in 2001 (a single year drought without any widespread insect mortality) and 2009 (during a multi-year drought that coincided with a severe outbreak of mountain pine beetle; MPB). This analysis involved several steps. First, time-series climate data were compiled and plotted to identify drought...

Bullseye snakehead environmental DNA data, and associated attributes, collected from southeast Florida, from 2015-2018

Gaia Meigs-Friend, Pam Schofield, Margaret E Hunter & Mary E. Brown
Bullseye snakehead, Channa marulius, was first detected in 2000 in the southern Florida town of Tamarac and has been expanding its geographic range. Environmental DNA (eDNA) analysis is a newly-developed technique used to non-invasively detect cryptic or low-density species, or those that are logistically difficult to study. Genetic material shed into the environment through tissue and body fluids is concentrated from water samples and analyzed for the presence of target species eDNA. To help delineate...

Fecundity data for midcontinent sandhill cranes, 2003-2006

Aaron T Pearse, David A Brandt & Gary L Krapu
Midcontinent sandhill cranes (Antigone canadensis) are the most abundant management population of cranes in the world and have a broad breeding range. Four breeding segments of midcontinent sandhill cranes have been designated based on spatial and temporal distributions throughout the year, including Western Alaska-Siberia (WA-S), Northern Canada-Nunavut (NC-N), West-central Canada-Interior Alaska (WC-A) and East-central Canada-Minnesota (EC-M). WA-S and NC-N cranes primarily are composed of the lesser sandhill crane (A. c. canadensis) subspecies that breeds in...

Core logs, scans, photographs, grain size, and radiocarbon data from coastal wetlands on the Hawaiian islands of Kauaʻi, Oʻahu, and Hawaiʻi

SeanPaul M. La Selle, Bruce M. Richmond, Frances R. Griswold, Brent D. Lunghino, Bruce E. Jaffe, Haunani H. Kane, Piero Bellanova, Maria E.M. Arcos, Alan R. Nelson, Catherine Chague, James M. Bishop & Guy R Gelfenbaum
Over the past 200 years of written records, the Hawaiian Islands have experienced tens of tsunamis generated by earthquakes in the subduction zones of the Pacific "Ring of Fire" (for example, Alaska-Aleutian, Kuril-Kamchatka, Chile, and Japan). Mapping and dating anomalous beds of sand and silt along the coasts of these subduction zones are critical for assessing the hazard from distant as well as local tsunamis. This data release supports a study that reports on efforts...

Increasing rates of carbon burial in southwest Florida coastal wetlands

James C. Lynch, Donald R. Cahoon & Laura C. Feher
This data set represents vertical accretion data from feldspar marker horizons in Rookery Bay National Estuarine Research Reserve and Ten Thousand Islands National Wildlife Refuge collected between 1989 and 2017 associated with the publication 'Increasing rates of carbon burial in southwest Florida coastal wetlands.'

Automated Reference Toolset (ART)Data

Travis W Nauman & Michael C Duniway
These environmental raster covariate, geospatial vector data, and tabular data were compiled as input data for the Automated Reference Toolset (ART) algorithm. These data are a subset of all the environmetal raster covariate data used in the ART algorithm. Users are advised to read the mansuscript, associated with these data and identified as the larger work citation. It is recommended that data users contact the data set author if they have any questions about the...

Recent historical and projected (years 200699) areas (km2) of managed, flooded habitats used by waterbirds overwintering in Central Valley, California basins for 17 climate, urbanization, and water management scenarios

Elliott L Matchett & Joseph P Fleskes
Matchett and Fleskes (2018) evaluated availability of wetland and agricultural habitats used by waterbirds overwintering in the Central Valley of California under 17 scenarios of projected climate, urbanization, and water supply management (for more information about scenarios see scenario description and Table 1 in Matchett and Fleskes [2018]). Central Valley waterbird habitats investigated in this research included managed flooded wetlands and croplands and dry cropland habitats. Flooded cropland habitats are defined as winter-flooded rice, winter-flooded...

Southern hognose snake Species Status Assessment data products

Clinton T. Moore, John C Maerz, Melanie Olds & Brian A Crawford
The three datasets were used in a model estimating the current and future persistence of 222 populations of southern hognose snakes, as estimated as part of the USFWS Species Status Assessment. Because these datasets contain information about sensitive species at risk of overcollection and harassment, they do not contain any spatial identifying information. The "HESIM_locs" dataset contains a list of southern hognose snake occurrence records with associated year of observation and population ID. The "SEsnakes_locs"...

Data from Methane in Aquifers Used for Public Supply in the United States

Peter B McMahon
In 2013 to 2015, 833 public supply wells in 15 Principal aquifers in the United States were sampled to identify which aquifers contained high methane concentrations (greater than 1 mg/L) and determine the geologic, hydrologic, and geochemical conditions associated with high concentrations. This study represents the first national assessment of methane in aquifers used for public supply in the U.S. and, as such, advances the understanding of the occurrence and distribution of methane in groundwater...

Count and detection-nondetection survey data of barred owls (Strix varia) in historical breeding territories of Northern Spotted Owls (Strix occidentalis caurina) in the Oregon Coast Range, 1995-2016

Elise F. Zipkin, Sam Rossman, Charles B. Yackulic, J. David Wiens, James T Thorson, Raymond J Davis & Evan H. Campbell Grant
This dataset contains count and detection-nondetection data of Barred Owls from 106 historical breeding territories of Northern Spotted Owl territories (i.e. sites) in the Oregon Coast Ranges from 1995 to 2016. Data collected from 1995 to 2014 are partitioned into 2-week periods from 1 March - 31 August each year, totaling 12 possible sampling periods per year. Data collected from 2015 and 2016 are partitioned into 2-month periods from 1 March - 31 August, totaling...

Prey fish returned to Forsters tern colonies in South San Francisco Bay during 2005-2015

Josh T Ackerman & Sarah E Peterson
Prey fish were collected at 17 Forsters tern breeding colonies during colony visits from 2005-2015. Prey fish were identified to the lowest taxonomic category. We present relative abundances by colony and year for each of the 10 major species groups. Unidentified fish species or rarely observed species were combined into an Other category. We calculated an arithmetic mean, standard deviation (sd), 25th quantile, and 75th quantile for dry standard length (SL; mm) and dry mass...

Stream temperature and drying data from Willow/Whitehorse watersheds, southeast Oregon, 2014-16, and Willow/Rock/Frazer watersheds, northern Nevada, 2015-2016

David P Hockman-Wert, Michael P. Heck, Luke D Schultz & Jason B. Dunham
These tabular, spatial, and code data sets were created in support of a stream temperature and drying study that took place in the Willow and Whitehorse watersheds of southeastern Oregon from 2014-2016 and the Willow, Rock, and Frazer watersheds of northern Nevada from 2015-2016. A prior data release of stream temperature data and associated spatial data from the Willow and Whitehorse watersheds of southern Oregon was also used for the study.

Sequoia foliage dieback data from Sequoia National Park

Adrian J Das & Nathan L Stephenson
These datasets provide spatially-explicit estimates of the magnitude of giant sequoia foliage dieback along selected trail corridors in Sequoia and Kings Canyon national parks, California, from 2014 through 2017. They additionally provide giant sequoia tree-ring measurements, through the year 1989, for two locations in the Giant Forest grove, Sequoia National Park, California.

Angel Lichen Moth Abundance and Morphology Data, Grand Canyon, AZ, 2012

Anya Metcalfe, Ted Kennedy & Jeff Muehlbauer
Two unique datasets on the abundance and morphology of the angel lichen moth (Cisthene angelus) in Grand Canyon, Arizona, USA were compiled to describe the phenology and life history of this common, but poorly known, species. The abundance data were collected from 2012 to 2013 through a collaboration with river runners in Grand Canyon National Park. These citizen scientists deployed light traps from their campsites for one hour each night of their expedition. Insects were...

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