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Displaying 11 - 20 of 95
This dataset follows painted turtles ( Chrysemys picta ) and records the nesting behavior and depredation. Dataset Location: Ecological Archives Site Location: Island in the Mississippi River; South Potter's Marsh, Thomson Causeway, Thomson, Illinois (41o 57' N, 90o 07' W) Sites Georefferenced: No Timespan: 1989 - 2006 Sampling Frequency: Hourly...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 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 follows endemic mint species in Florida to observe the population demography as well as response to fire. Dataset Location: Ecological Archives Site Location: Archibold Biological Station, Florida (27 o 10' 50" N, 81 o 21' 00" W) Sites Georefferenced: Yes Timespan: 1988-2004 Sampling Frequency: Monthly - Quarterly Methods:...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 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 describes water quality and aquatic communities for estuaries, bays, and tidal rivers between Cape Cod, MA and Cape Henry, VA. Dataset Location: Ecological Archives Site Location: Virginian Biogeographic Province Sites Georefferenced: No Timespan: 1990-1993 Sampling Frequency: annually Methods: Sampling stations (Fig. 1) were systematically randomly sampled from estuary...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 in the California Current Large Marine Ecosystem, including biologial, chemical, and phyisical data about nearshore ocean ecosystems. Data Location: http://www.piscoweb.org/data Site Location: California Current Large Marine Ecosystem, west coast North America Participating Universites: Oregon State University; Stanford University Hopkins Marine Station; University of California,...MORE

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