Browsing Lake Superior Research Institute by Title
Now showing items 247-258 of 258
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VALIDATION OF SEDIMENT QUALITY CRITERIA DRIVED FROM EQUILIBRIUM PARTITIONING THEORY
(1993-01-12)The equilibrium partitioning theory (EPT) approach in conjunction with existing water quality criteria (YQC) has been adopted by EPA for establishing sediment quality criteria (SQC) for nonionic organic chemicals (Di ... -
VALIDATION STUDY OF A PROTOCOL FOR TESTING THE ACUTE TOXICITY OF PESTICIDES TO INVERTEBRATES USING THE APPLE SNAIL
(1993-10)This study evaluated a draft protocol for performing acute toxicity tests with pesticides, using the Florida apple snail, Pomacea paludosa, as a test species. Juvenile snails of 1 and 7 to 8 days of age were used in ... -
VARIATION OF ACUTE TOXICITY WITH WATER SOURCE
(1983)Physical and chemical characteristics of water may affect the biological avail ability and toxicity of chemicals in aquatic environments. Hardness, alkalinity, pH, dissolved organic matter, and suspended materials ... -
VEGETATION AND RED CLAY SOIL STABILITY
(1976)Vegetation cover, and related factors such as litter and organic content of soil, is known to be important in controlling and/or reducing erosion rates (1). Other factors such as slope, soil particle size, soil ... -
WATER QULITY STUDY ON THE FLAMBEAU RIVER UPSTREAM AND DOWNSTREAM FROM A PROPOSED MINE SITE NEAR LADYSMITH, WICONSIN
(1991-03-19)The Kennecott Copper Corporation has developed plans for construction of an open pit copper and gold mine immediately adjacent to the Flambeau River near Ladysmith, Wisconsin. The Great Lakes Indian Fish and Wildlife ... -
Western Lake Superior Basin Erosion - Sedimentation Control Program Wisconsin and Minnesota / First Annual Report
(1975-09)While the purpose of an annual Project report is to evaluate the accomplishments of the past year in relation to a base line, this report, because of time frame will address the Project more in terms of a narrative. At ... -
Western Lake Superior Basin Erosion - Sedimentation Control Program Wisconsin and Minnesota Second Annual Report September 1976
(1976-09)During the past year the Red Clay Project Work Plan was published and distributed Since the formulation of the final draft, only minor modifications have been made to that plan. -
WETLAND ASSESSMENT AND INVENTORY OF THE POKEGAMA CARNEGIE WELANDS STATE NATURAL AREA, DOUGLAS COUNTY, WISCONSIN
(2013)The Pokegama Carnegie Wetland State Natural Area (SNA) is one of 590 properties designated as a state natural area in Wisconsin and has been infrequently studied. The Wisconsin Floristic Quality Assessment (WFQA) and ... -
Wisconsin Fisheries and Acid Rain
(1987)Acid rain is a reality in Wisconsin. The average acidity of rain in Wisconsin is two to four times that of unpol luted precipitation. The acidity of rain in Wisconsin is generally lower than places in the world where ... -
WISCONSIN'S LAKE SUPERIOR BASIN WATER QUALITY STUDY
(1974-04-30)During the period extending from May 1972 through April 1973 a joint investigation of the overall water quality conditions of streams flowing into Lake Superior from the entire State of Wisconsin was conducted by the ... -
WISCONSIN'S LAKE SUPERIOR BASIN WATER QUALITY STUDY
(1975-04-30)Within the four county area of Douglas, Bayfield, Ashland and Iron, located in extreme northwestern Wisconsin, lies an area richly endowed in clean lakes, inviting forests, healthy air and clear streams. The most ... -
ZINC ANALYSES OF WATER FROM TOXICITY TESTS CONDUCTED IN OWATONNA, MN DURING SUMMER OF 1983
(1983-07-21)The following are results of acidified water samples received from the ERL-0 for zinc analysis (acid-exchangeable). Analysis was performed according to guidelines in ''Methods for Chemical Analysis of Water and Wastes11 ...