Browsing Lake Superior Research Institute by Title
Now showing items 81-100 of 413
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Characteristics of the Duluth-Superior Harbor and Lake Superior
(1981)The twin ports of Superior, Wisconsin and Duluth, Minnesota were founded at the head of the world's greatest continuous mass of freshwater. The Laurentian Great Lakes contain about 20% of the world's freshwater resources. ... -
CHEMICAL AND PHYSICAL ANALYSES OF SELECTED HIGHWAY CONSTRUCTION MATERIALS IN DOUGLAS COUNTY, WISCONSIN
(1976-10)A proposal to use sediments dredged from the Superior=Duluth Harbor as construction material for the proposed Arrowhead High Bridge has been the impetus be hind this study. The focus of the study is a comparison of ... -
CHEMICAL EFFECTS OF RED CLAYS ON WESTERN LAKE SUPERIOR - FINAL REPORT
(1975)This project is concerned with expansion of the sparse information currently available pertaining to the chemical effects of red clay erosion on western Lake Superior and certain of its tributary streams. A major part of ... -
The Chironomus tentans Survival and Growth Bioassay: A Study of the Effect of Reduced Larval Growth Upon the Following Generation and an Application of the Bioassay in Evaluating Sediment Quality
(1993-09)A life-cycle study was conducted with Chironomus tentans to assess the significance of growth retardation of second to third instar larvae over a 10-d test period on long-term survival, emergence success, and fecundity. ... -
City of Superior Tree Survey
(1991)Trees are widely viewed by the general public and scientists as very important for the well-being of the people who reside in cities, giving a pleasant aesthetic experience for the city dwellers, as a result of colorful ... -
Clean Boats, Clean Waters Stop the Exotic Species Invasion
(1993)Exotic Species Problems/Public Education Solutions was designed to provide those interested in stimulating efforts to protect our public waters from invasions by exotic species with the tools required to heighten ... -
Comparing wetland sampling methods for floristic quality assessment in Superior, Wisconsin
(2011-02)The Wisconsin Floristic Quality Assessment was utilized as a rapid assessment tool in measuring the plant species diversity and species tolerance to anthropogenic disturbance to a subset of wetland communities in ... -
COMPARISON OF COPPER, LEAD AND ZINC TOXICITY TO FOUR ANIMAL SPECIES IN LABORATORY AND ST. LOUIS RIVER WATER
(1983)A study was conducted to compare the toxicities of copper, lead and zinc in laboratory water with their respective toxicities in water from the St. Louis River. St. Louis River water was collected upstream of major ... -
Comparison of U.S. and Russian Agriculture
(1964)The Soviet Union is the world’s third largest producer of cotton, growing approximately one-eighth of the world’s total annual productions of cotton. The country’s average yield of lint per acre in 1964 was the world’s ... -
Concentrations of Mercury and Several Organic Chemicals in Four Species of Lake Superior Fish
(2000-09)The U.S. Food and Drug Administration (FDA) as well as State agencies use regulatory authority to address the issue of environmental contaminants in commercially-marketed fish and fish products. The U.S. FDA has environmental ... -
CONDUCTING TOXICITY TESTS WITH FRESHWATER ORGANISMS EXPOSED TO DIELDRIN, FLUORANTHENE AND PHENANTHRENE
(1993-04)Several toxicity tests are needed to complete data sets for the numerical national water quality criteria for the protection of aquatic life. This report contains some of the needed tests which are: an acute renewal ... -
CONDUCTING TOXICITY TESTS WITH FRESHWATER ORGANISMS, CONDUCTING LITERATURE SERACHES, REVIEWING DATA AND PREPARING WATER QUALITY CRITERIA DOCUMENTS FOR THE COMPOUNDS FLUORANTHENE AND NONYLPHENOL
(1993-03-24)The Environmental Health Laboratory at the University of Wisconsin-Superior (UW-S) conducted tests to complete the data set necessary to derive national water quality criteria for nonylphenol. The tests were the eight ... -
CONDUCTING TOXICITY TESTS WWITH FRESHWATER ORGANISMS EXPOSED TO DIELDRIN, FLOURANTHENE AND PHENANTHRENE
(1993-04)Several toxicity tests are needed to complete data sets for the numerical national water quality criteria for the protection of aquatic life. This report contains some of the needed tests which are: an acute renewal ... -
CROSS CHANNEL HOLE AND BUNGE SLIP FISH ASSESSMENT
(1989-10)The Northwest Regional Planning Commission, the City of Superior and the Wisconsin Department of Natural Resources are with financial assistance from the Wisconsin Coastal Management Program, preparing a plan for long ... -
Crustacean Zooplankton Density and Biomass in Wisconsin Waters of Lake Superior 2001-2008
(2009-12)Crustacean zooplankton play an important role in the Great Lakes’ aquatic food chains by serving as food for many species of larval fish and for adult planktivores including rainbow smelt, chubs, and ciscoes. Dramatic ... -
CYANIDE ANALYSIS SUBCONTRACT TO ERA LABORATORIES, INC. FOR WATER SAMPLES FROM BIRMINGHAM, ALABAMA
(1983-11-07)Acid-exchangeable metals - Samples are collected, immediately acidified to a pH 2 and analyzed directly by atomic absorption spectrophotometry (AA). The samples will typically have properties similar to drinking water and ... -
DEPOSTITIONAL ENVIRONMENTS OF LAKE SUPERIOR SANDS THROUGH GRAIN SIZE ANLYSIS
(1970)As part of the problem of recognizing and reconstructing paleo"' environments of arenaceous units in western Lake Superior, grain size parameters of modern fluvial, littoral and inner neritic ... -
Determination of LOD and LOQ Values for PCBs and Dieldrin in Water
(1990-02)The relative response factor is the slope of a plot of the response ratio (Area of Congener/Area of IS) along the y axis vs a concentration ratio (ng of congener/ng of IS) along the x-axis. If this plot is linear, then ... -
Determination of Percent Dissolved Metals in Freshwater using Simulation Tests
(1994-02-28)The animals used in the copper simulation tests were cultured at the UWS culture facilities. Fathead minnows, (Pimephales promelas) were cultured in dechlorinated water from the City of Superior municipal water supply. ... -
DEVELOPMENT AND VALIDATION OF AN ALTERNATE ANALYTICAL AND SAMPLING PERSPECTIVE TO GREAT LAKES MASS BALANCE STUDIES - PROGRESS REPORT
(1992-07)Environmental studies which include the analysis of low level anthropogenics are often limited by the analytical limits of detection {LOO) of the methodology employed. Large data bases for the Great Lakes have been ...