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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 Luquillo Grid Points Bird Count is a long-term observational study of the bird community at the Luquillo LTER on Puerto Rico.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
The Skokholm Bird Observatory is a 1 km 2 island off the coast of Wales, UK. Since 1928, annual surveys of breeding birds on the island have been conducted. Ecological Level: Community Biome: Temperate Habitat: flat top island with grass and bracken (Lack, D. 1969. Population changes in the land...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 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 variation in net primary production and growth of giant kelp in the Santa Barbara Channel, California. Dataset Location: Ecological Archives Site Location: Arroyo Quemado (34 o 28.127' N, 120 o 07.285' W), Arroyo Burro (34 o 24.007' N, 119 o 44.663' W), and Mohawk (34 o 23.660'...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

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