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The North American Breeding Bird Survey (1966-present) consists of data on the diversity and abundance of summer bird assemblages at approximately 5000 sites across the continental U.S. and Canada. Sampling began in 1966 and many sites have time-series that are at least 20 years long.MORE
The Portal Project is a long-term ecological study that has been monitoring small mammal community responses to climate and experimental manipulation of dominant rodent species since 1977 in southeastern Arizona. Ecological Level: Community Biome: Desert Location: Southeastern Arizona (Lat/Long) Spatial Scale of data: Each plot is .25 ha. There are...MORE
The Eastern Wood breeding bird census is a long-term annual census of breeding birds in an oak-wood habitat located on Bookham Common, Surrey, UK. "Eastern Wood" refers to the sample area within the Bookham Common. Ecological Level: Community Biome: Temperate Woodland Location: England (Lat/Long) Spatial Scale of data: 16 ha...MORE
Powdermill Nature Reserve monitored small mammal populations from 1979-1999.MORE
Bird Abundances at Hubbard Brook (1969-2010) and on three replicate plots (1986-2000) in the White Mountain National Forest. Dataset Location: http://hubbardbrook.org/data/dataset.php?id=81 Site Location: Hubbard Brook Experimental Forest, White Mountain National Forest, West Thornton, New Hampshire, USA Spatial Scale of data: a total of four 10-hectare plots Timespan: 1969-2010 Sampling Frequency:...MORE
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
Over 22 years, Alwyn H. Gentry collected data from 226 sites on six continents. Gentry and his collaborators collected all plants with stem diameters equal to or exceeding 2.5 cm diameter at breast height (dbh) along ten 2 x 50 m transects, totaling 0.1 hectare at each site. Ecological Level:...MORE
This dataset depicts food webs from three North American Pacific Coast Estuaries and includes details regarding parastic characters, body-size, biomass, and ontogeny. Dataset Location: Ecological Archives Site Location: Carpinteria Salt Marsh, CA ; Estero de Punta Banda, Baja California ; Bahia Falsa in Bahia San Quintin, Baja California (Lat/Lon) Sampling...MORE
This dataset contains twenty years (1990-2010) of tree demography in a permanent sample plot containing 3870 Dipterocarp species in the Pushpagiri Wildlife Sannctuary of India's Western Ghats. Dataset Location: Ecological Archives Site Location: Uppangala Permanant Sample Plots, Pushpagiri Wildlife Sanctuary ( 12°35′N , 75°40′E ) Sampling Frequency: 3-5 years (1990-1993,...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

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