North American Breeding Bird Survey
North American Breeding Bird Survey(BBS) is a cooperative program of the U.S.Geological Survey and Canadian Wildlife Service to monitor the status and trends of North American bird populations. Includes files of results, analyses and raw data.
(Score: 0.811)
National Fish Strain Registry (NFSR)
The National Fish Strain Registry has data on managed fish strains, populations and broodstocks: fish families; inland trout, catfish, sturgeon, paddlefish, perch , and pike.
(Score: 0.690)
National assessment of mercury in aquatic ecosystems
Overview of three research programs including determining levels of mercury at selected sites in water, sediment and fish, mercury emissions into the atmosphere, and mercury cycling in the Everglades National Park, Florida.
(Score: 0.690)
Pathways of metal transfer from mineralized sources to bioreceptors
A synthesis of the Mineral Resources Programs past and future research directions in the western U.S. on metal contamination due to mineral deposits and mining and the environmental effects on living organisms. Chapters 1, 4, and 6 as PDF files.
(Score: 0.690)
Multielement geochemical dataset of surficial materials for the northern Great Basin
This report presents geochemical data generated during mineral and environmental assessments for the Bureau of Land Management in northern Nevada, northeastern California, southeastern Oregon, and southwestern Idaho, along with metadata and maps.
(Score: 0.488)
Bedrock and soil geochemistry from Voyageurs National Park, Minnesota
Maps and text (Word or PDF format) and database (Excel or HTML format) for bedrock, forest floor, and mineral soil sampling in Voyageurs National Park, Minnesota to establish the background and baseline geochemistry and terrestrial mercury sources.
(Score: 0.364)
Photographs of the Picher Mining District (Ottawa County, Oklahoma)
Description and photos related to the Picher Mining District in Oklahoma, once a primary U.S. source of lead and zinc and now the largest superfund site in the U.S. with millions of cubic yards of mine tailings (locally known s chat) remaining.
(Score: 0.272)
West-central Florida erosion study
West central Florida erosion interactive map with GIS datasets to download including geologic interpretative coverages, samples, bathymetry, and imagery.
(Score: 0.239)
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Definition:
Collection in the field of subsets of a population that, if properly selected, may be used to estimate the parameters of the population. [Adapted from Glossary of Geology, 4th ed.]
