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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
This dataset profiles allometric relationships of fruit trees using 3-D mapping, including one apple, two mango, two rubber, and one walnut. Dataset Location: Ecological Archives Site Location: France (apple, walnut) and Thailand (mango, rubber) Sites Georefferenced: Yes Sampling Frequency: Once Methods: Leaf location and orientation were measured using an electromagnetic...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 follows the canopy dynamics of an old growth forest in northern Michigan. Dataset Location: Ecological Archives Site Location: Dukes Research Natural Area, Hiawatha National Forest, Michigan (46 o 02' N, 87 o 09' W) Sites Georefferenced: No Timespan: 1935 - 2004; stem mapping starts 1989 Sampling Frequency: various,...MORE
This dataset uses a forest community to assess the effects of scale on plant biodiversity as well as the effect of a huricane disturbance. Dataset Location: Ecological Archives Site Location: Oosting Natural Area, Duke Forest, North Carolina (79.057 o W, 35.976 o N) Sites Georefferenced: No Timespan: 1989-1998 Sampling Frequency:...MORE
This dataset contains nine years (1998-2006) of understory vegetation sampling along an elevation gradient in a recovering forest in Quebec from logging and fire disturbance. Dataset Location: Ecological Archives Site Location: Station de Biologie des Laurentides, St. Hippolyte, Quebec, Canada (46 o 58' - 46 o 01' N, 73 o...MORE
This dataset follows coyotes, lagomorphs, and rodents from 1962-1993 in Idaho and Utah. Dataset Location: Ecological Archives Site Location: Idaho National Engineering and Environmental Laboratory, Idaho; Curlew Valley, Utah Sites Georefferenced: No Timespan: 1962-1993 Sampling Frequency: biannually (spring & fall) Methods: Rodents were trapped with a 1 M-4 snap trap...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 web site hosts data collected at the Sevilleta Long Term Ecological Reasearch Station in New Mexico. Data Location: http://sev.lternet.edu/ Site Location: Sevilleta National Wildlife Refuge (34.353 o N, 106.882 o W), about 80km south of Albuquerque, NM. Datasets Available: THEMES - disturbance, inorganic nutrients, meteorology, populations, organic matter, primary...MORE

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