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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
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
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 data set describes differences in macroalgal stands and mussel beds between ice scour disturbances in sheltered intertidal shores between 1997-2007. Dataset Location: Ecological Archives Site Location: Swan's Island, Maine (44 o 10' N, 68 o 25' W) Sites Georeferenced: No Timespan: 1997-2007 Sampling Frequency: Annually Methods: Barnacle recruitment was...MORE
This dataset describes the biodiversity of fauna (including Arthropoda, Annelida, Mollusca, and Bryozoa) inhabiting kelp holdfasts in northeastern New Zealand at several spatial scales: from meters up to hundreds of kilometers. Dataset Location: Available from author upon request Site Location(s): Berghan Point (34°55.78′ S, 173°32.72′ E), Home Point (35°19.38′ S,...MORE
This dataset describes long-term (1977-2002) experimental manipulations of ant, plant and rodent species in a desert ecosystem, among other alterations to the system. Data Location: Ecological Archives Site Location: Chihuahuan Desert, near Portal, Arizona (31 o 56' 20.29" N, 109 o 4' 47.44" W) Sites Georeferenced: Yes (not part of...MORE
This dataset provides records of density and cover meaurements of an intertital community. Two datasets have been published spanning 1996-2007. Dataset Location: Ecological Archives (1996-2002); Ecological Archives Update (2003-2007) Site Location: Swan Island, Gulf of Maine (44 o 10' N, 68 o 25 W) Sites Georefferenced: Yes Timespan: 1996-2007 Sampling...MORE

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