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8 Titles Match Your Query
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1. Breeding Bird Survey Grid for Lower 48 States, Alaska and Southern portion of Canada [USGS_PWRC_BreedingBirdSurveyGrid]
This is a polygon coverage of the mathematically generated grid for North America, excluding Mexico and the Northern portion of Canada. The grid is used in the statistical analysis of the Breeding ...


2. Free-living and Parasitic Copepods of the Laurentian Great Lakes: Keys and Details on Individual Species [USGS_GLSC_GreatLakesCopepods]
We intend that this website provide individuals interested in copepod and branchiuran crustaceans of the Great Lakes with the best taxonomic information currently available, a brief introduction to ...


3. Nonindigenous Aquatic Species Database [USGS_SESC_NAS]
The U.S. Geological Survey (USGS) Nonindigenous Aquatic Species (NAS) Program monitors, analyzes, and records sightings of non-native (introduced) aquatic species throughout the United States. The ...


4. Plant and Animal Phenology Data for the United States [USGS_USA_NationalPhenologyNetwork]
ABSTRACT: As of January 1, 2013, the dataset contains phenology data on 591 species of plants and animals, with 7,512 locations registered across the United States. Protocols used are documented in ...


5. Southwest Exotic Plant Information Clearinghouse (SWEPIC) [USGS_SBSC_SWEPIC]
The Southwest Exotic Plant Mapping Program (SWEMP) is a collaborative effort between the United States Geological Survey and federal, tribal, state, county and NGO partners in the southwest. This ...


6. Invasive Crayfish in the Pacific Northwest [USGS_FRESC_Pac_NW_invasive_crayfish]
Biological invasions can have dramatic effects on freshwater ecosystems and introduced crayfish can be particularly impacting. We document crayfish distribution in three large hydrographic basins ...


7. Vegetation and fuels data collected in 2010 and 2011 from historical emergency stabilization & rehabilitation seedings (1990 – 2003) on BLM lands within the Great Basin [USGS_FRESC_FireChronosequenceDB]
ABSTRACT: Data are contained in a Microsoft Access database consisting of 27 data tables. Tables provided include emergency stabilization and rehabilitation (ESR) projects sampled, study plot characteristics, ...


8. Fire, Hydrology, and Soils along the Mangrove Ecotone within the Greater Everglades Ecosystem [USGS_SOFIA_FireHydroSoils]
Fire in the south Florida landscape has historically been influential in shaping the ecosystem. The link between hydrology, soil formation, and fire is a critical complex component in the persistence ...


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