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Displaying 1 - 10 of 34
The Christmas Bird Count (CBC) is a long-standing program of the National Audubon Society, with over 100 years of citizen science involvement. It is an early-winter bird census, where thousands of volunteers across the US, Canada and many countries in the Western Hemisphere, go out over a 24 hour period...MORE
A global species-level data set of key life-history, ecological and geographical traits of all known extant and recently extinct mammals compiled from the literature. It also includes spatial databases of mammalian geographic ranges and global climatic and anthropogenic variables. Ecological Level: Species Biome: All Location: Global Observational/Experimental: Observational Dataset Location:...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 dataset describes first-flowering dates of native and non-native plant species from 1910 -1961 in Fargo, North Dakota. Dataset Location: Ecological Archives Site Location: North Dakota State University (46 o 53.423 N, 96 o 47.886 W), Bluesem Prairie Nature Preserve (46 o 51.458 N, 96 o 28.211 W) Sites Georefferenced:...MORE
This dataset decribes the response of grassland butterfly diversity to habitat and urbanization. Dataset Location: Ecological Archives Site Location: Boulder County Open Space, Boulder, Colorado (40 o 00'54" N, 105 o 16'12" W) Sites Georefferenced: No Timespan: 1999-2000 Sampling Frequency: twice 1999 (July, August), thrice 2000 (June, July, August) Methods:...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 data collected at the North Temperate Lakes LTER in Wisconsin since at least 1981 organized by the Center for Limnology at the University of Wisconsin. Data Location: http://lter.limnology.wisc.edu/datacatalog/search Site Location: Lake Mendota, Lake Monona, and other lakes in the Yahara Lake District, southern Wisconsin; Trout Lake,...MORE

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