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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
Powdermill Nature Reserve monitored small mammal populations from 1979-1999.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
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

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