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Displaying 1 - 10 of 26
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 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 contains a single sampling of trees and lianas in 22000 km 2 of Karnataka, India. Dataset Location: Ecological Archives Site Location: central Western Ghats region, Karnataka, India (74 o 15' - 75 o 40' E; 15 o 15' - 13 o 30' N) Sites Georefferenced: Yes Timespan: 1996-1997...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
Using airborne remote sensing, this dataset characterizes the canopy height of a tropical rain forest landscape. Dataset Location: Ecological Archives Site Location: Tropical Wet Forest,, Atlantic lowlands, Costa Rica; Includes La Selva Biological Station and Braulio Carrillo National Park Sites Georeffereneced: Yes Sampling Period: 13-14 March 2006 Methods: LiDar was...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 a lowland tropical rain forest for 17 years in Costa Rica. Dataset Location: Ecological Archives (1983-1993) , Ecological Archives Update (1993-2000) Site Location: La Selva Biological Station, Costa Rica (10 o 26' N, 83 o 59' W) Sites Georefferenced: Yes Timespan: 1983 - 2000 Sampling Frequency: annually...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

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