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Quadrats (36 ungrazed; 15 grazed) in a Kansas mixed grass prairie that were censused annually from 1932 to 1972. Located in Hays, Kansas, all individual plants were mapped in these 1 m 2 quadrats located in a pasture owned by Fort Hays State University. Monthly precipitation and average temperature data...MORE
This dataset describes 12 years of vascular plant composition at the Tallgrass Prairie Reserve in Oklahoma measured at multiple spatial scales at a local level. Dataset Location: Ecological Archives Site Location: Tallgrass Prairie Preserve, Osage County, Oklahoma (36.73 o - 36.90 o N, 96.32 o - 96.49 o W) Sites...MORE
This dataset describes thirty years (1980-2009) of vegetation recovery from volcanic events on Mount St. Helens established from 92 permanent sampling plots and accounting for 85 species. Dataset Location: Ecological Archives Site Location: Mount St. Helens Sites Georefferenced: Yes Timespan: 1980-2009 Methods: Circular plots (250m 2 ) are established based...MORE
This dataset descibes apporximately 50 years of sagebrush vegetatation in 26 permanent 1m 2 quadrats. Dataset Location: Ecological Archives Site Location: U.S. Sheep Experiment Station, Dubois, Idaho Sites Georefferenced: No Timespan: 1923-1957 (most years), 1973 Sampling Frequency: Annually Methods: 26 permanent quadrats were established in sheep paddocks with grazed and...MORE
This dataset describes first-flowering dates of native and non-native plant species from 1910 -1961 in Fargo, North Dakota. Dataset Location: Ecological Archives Site Location: North Dakota State University (46 o 53.423 N, 96 o 47.886 W), Bluesem Prairie Nature Preserve (46 o 51.458 N, 96 o 28.211 W) Sites Georefferenced:...MORE
This dataset compiles the herbaceous plant response to 35 N fertilization experiments. Dataset Location: Ecologial Archives Site Location: Brooks Range, Alaska; Carpinteria Salt Marsh, California; Cedar Creek Natural History Area, Minnesota; Georgia Coastal Ecosystems LTER ; Jasper Ridge Biological Reserve, California; Kellogg Biological Staton LTER, Michigan ; Konza Prairie Biological...MORE
This dataset contains maps of land cover patterns across the conterminous United States. Dataset Location: Ecological Archives Site Location: Lower 48, United Stated Sites Georeffereneced: Yes Timespan: 1991-1993 Methods: Images were collected from Landsat Thematic Mapper at a 30 m resolution and classified to land cover type and spatial filters...MORE
This dataset catalogs field estimates of net primary productivity for natural and agricultural ecosystems worldwide from approximately 1870-1980. Dataset Location: Ecological Archives Sites Georefferenced: Yes Timespan: 1869-1982 Methods: Field measurements off above-ground NPP were collected from the literature and complied in a standardized fashion. Methodology of field techniques are not...MORE
This web site hosts information about the entire fossil record, including information about fossil collections, individual plants and animals, taxonomic groups, references to publications, stratigraphic units, time scales, and time intervals. Data Location: paleobiodb.org Data Available: collection, occurrence, specimen records, taxonomic names/opinion, measurements of specimens Comments: Tools are available on...MORE
This web site hosts information about species and ecosystems of the Western Hemisphere, including several types of biodiversity data. Data Location: http://www.natureserve.org/getData/index.jsp Data Available: species, location, conservation status, commonness/rareness, spatial data Comments: This web site compiles data from a number of different programs, including: NatureServe Explorer; InfoNatura; Web Services for...MORE

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