Found 1808 datasets matching "Species density".
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We used a well-established Generalized Additive Modeling framework to develop cetacean SDMs based on 20 California Cooperative Oceanic Fisheries Investigations (CalCOFI) shipboard surveys...
Search relevance: 101.79 | Views last month: 0 -
These data are a product of a multi-year effort by the FHTET (Forest Health Technology Enterprise Team) Remote Sensing Program to develop raster datasets of forest parameters for each of the tree...
Search relevance: 101.67 | Views last month: 1 -
Invasive predators pose a substantial threat to global biodiversity. Native prey species frequently exhibit naïveté to the cues of invasive predators, and this phenomenon may contribute to the...
Search relevance: 101.26 | Views last month: 0 -
Aim. Mapping the geographic distribution of non-native aquatic species is a critically important precursor to understanding the anthropogenic and environmental factors that drive freshwater...
Search relevance: 65.46 | Views last month: 3 -
This dataset represents the prevalence of native species as mapped along the Colorado River bottomland from the Colorado state line (San Juan and Grand Counties, Utah) to the southern Canyonlands...
Search relevance: 64.13 | Views last month: 0 -
This dataset represents the prevalence of non-native vegetation species as mapped along the Colorado River bottomland from the Colorado state line (San Juan and Grand Counties, Utah) to the...
Search relevance: 61.84 | Views last month: 0 -
This dataset represents the relative abundance of non-native, herbaceous cover types in vegetation patches, as mapped from high resolution imagery from 2010. This mapping was conducted as part of...
Search relevance: 59.79 | Views last month: 0 -
This dataset represents the relative abundance of non-native, woody cover types in vegetation patches, as mapped from high resolution imagery from 2010. This mapping was conducted as part of the...
Search relevance: 58.71 | Views last month: 0 -
We combined approximately 28,000 raven point count surveys with data from more than 900 sage-grouse nests between 2009 and 2019 within the Great Basin, USA. We modeled variation in raven density...
Search relevance: 54.62 | Views last month: 1 -
Killer whales (Orcinus orca) exhibit significant ecological and genetic diversity, with three primary sympatric ecotypes in the Northeast Pacific: Resident, Bigg’s (Transient), and Offshore. Each...
Search relevance: 52.57 | Views last month: 0 -
Data were submitted by University of Alaska Institute of Marine Science as part of the Outer Continental Shelf Environmental Assessment Program (OCSEAP) project. Data has been processed by NODC to...
Search relevance: 49.75 | Views last month: 0 -
Based on ship-based and aerial line-transect surveys conducted in the U.S. waters of the Gulf of Mexico between 2003 and 2019, the NOAA Southeast Fisheries Science Center (SEFSC) developed spatial...
Search relevance: 49.73 | Views last month: 0 -
This dataset contains imagery, GPS coordinates, elevation data, and sediment characteristics collected from a restored marsh island in Chesapeake Bay; Swan Island. The data were collected for the...
Search relevance: 48.15 | Views last month: 0 -
This data type contains data from sampling and analysis of marine zooplankton. Information on zooplankton abundance, distribution and productivity derived from these data support studies of marine...
Search relevance: 47.58 | Views last month: 0 -
Using data collected from 1999 to 2009, the dataset includes species density of benthic octocorals collected from multiple habitat types across the south Florida shelf, inside and outside of the...
Search relevance: 47.43 | Views last month: 0 -
This dataset exists only as an analog document from the Oregon State University School of Oceanography. Data are represented as variable vs. depth plots and tabular numeric data. The report...
Search relevance: 44.79 | Views last month: 0 -
This dataset includes zooplankton data from VIRGINIAN SEA in the North Atlantic Ocean from 1976-09-01 to 1976-09-09. Data has been processed by NODC to the NODC standard Zooplankton (F124)...
Search relevance: 44.05 | Views last month: 0 -
This dataset includes zooplankton data from G. W. PIERCE in the North Atlantic Ocean from 1976-02-05 to 1976-02-16. Data has been processed by NODC to the NODC standard Zooplankton (F124)...
Search relevance: 44.05 | Views last month: 0 -
This data package was produced by researchers working on the Shortgrass Steppe Long Term Ecological Research (SGS-LTER) Project, administered at Colorado State University. Long-term datasets and...
Search relevance: 44.05 | Views last month: 0 -
This dataset includes vertical distribution of ichthyoplankton data collected from DOLPHIN and DELAWARE II in the Middle Atlantic Bight in 1965-66 and 1972-75, part of a larger collection of data...
Search relevance: 43.69 | Views last month: 0