Browsing Lake Superior Research Institute by Title
Now showing items 134-153 of 413
-
Ecotoxicity Profile Phenol, 4-nonyl-
(1991-03-14) -
THE EFFECT OF ELECTRON BEAM TREATMENT ON DELAYED MORTALITY AND EPHIPPIA HATCH RATES
(2022-09-28)This technical report presents findings from bench-scale tests evaluating the ability of electron beam treatment to kill aquatic algae and zooplankton, specifically examining delayed mortality within 48 hours following ... -
EFFECT OF PH ON THE ACUTE TOXICITY OF 2,4,5-TRICHLOROPHENOL TO THE AMPHIPOD HYALELLA AZTECA
(1993-04)Acute 96-h flow-through toxicity tests with the compound 2,4,5- trichlorophenol were conducted using 14- to 21-d old juvenile amphipods, Hyalella azteca. Toxicity tests were conducted at six nominal pH levels of 6.2, 6.8, ... -
EFFECT OF PH ON THE ACUTE TOXICITY OF 2,4,5-TRICHLOROPHENOL TO THE FATHEAD MINNOWS
(1993-04)Acute 96-h flow-through toxicity tests with the compound 2,4,5- trichlorophenol were conducted using 28-d old fathead minnows, Pimephales promelas Rafinesque. Toxicity tests were conducted at six nominal pH levels of ... -
EFFECT OF PH ON THE ACUTE TOXICITY OF 2,4,5-TRICHLOROPHENOL TO THE RAINBOW TROUT ONCOHYNCHUS MYKISS
(1993-06)Acute 96-h flow-through toxicity tests with the compound 2,4,S trichlorophenol (TCP) were conducted using rainbow trout Oncorhynchus mykiss as the test organism. Toxicity tests were conducted at three nominal pH ... -
EFFECT OF PH ON THE CHRONIC TOXICITY OF 2,4,5-TRICHLOROPHENOL TO THE FATHEAD MINNOW, PIMEPHALES PROMELAS
(1993-09)Chronic toxicity tests with the compound 2,4,5-trichlorophenol were conducted using the fathead minnow, Pimephales promelas Rafinesque. The tests were conducted with flowing water for a duration of 28 days at three ... -
EFFECT OF TEMPERATURE ON OSMOREGUATION OF FRESHWATER POIKILOTHERMS
(1969-03-08)Much work has been done during the past few years showing that as the temperature of an organism changes, either upward or down, ionic equilibrium is disturbed within this organism. The degree of disturbance has been shown ... -
EFFECT OF TEMPERATURE ON OSMOREGULATION OF FRESHWATER POIKILOTHERMS
(1969-05-08)Much work has been done during the past few years showing that as the temperature of an organism changes, either upward or down, ionic equilibrium is disturbed within this organism. The degree of disturbance has been ... -
The Effects of Chlorpyrifos on a natural Aquatic System: A research Design for Littoral Enclosure Studies and Final Research Report
(1988-03)The need for new and improved procedures to determine primary and secondary (ecological) effects of pesticides on the non-target biota in natural aquatic systems necessitated the research effort that has resulted in ... -
The Effects of Feeding and Not Feeding, Aging and Not Aging Test Solutions on the Toxicity of Silver to Daphnia magna
(1993-06-21)Simultaneous 48-h static acute toxicity tests were conducted exposing the cladoceran, Daphnia magna, to silver solutions with four test conditions. The tests consisted of exposing test organisms to aged test solutions ... -
The Effects of Feeding and Not Feeding, Aging and Not Aging Test Solutions on the Toxicity of silver to Daphnia magna
(1993-06-21)Simultaneous 48-h static acute toxicity tests were conducted exposing the cladoceran, Daphnia magna, to silver solutions with four test conditions. The tests consisted of exposing test organisms to aged test solutions with ... -
The Effects of Feeding and Not Feeding, Aging and Not Aging Test Solutions on the Toxicity of silver to Fathead Minnows Pimephales promelas
(1993-06-15)Simultaneous.96-h static acute toxicity tests were conducted exposing fathead minnows (Pimephales promelas Rafinesque) to aged and non-aged silver test· solutions. Toxicity tests consisted of exposing test organisms to ... -
The Effects of Feeding and Not Feeding, Aging and Not Aging Test Solutions on the Toxicity of Silver to Fathead Minnows, Pimephales promelas
(1993-06-15)Simultaneous 96-h static acute toxicity tests were conducted exposing fathead minnows (Pimephales promelas Rafinesque) to aged and non-aged silver test solutions. Toxicity tests consisted of exposing test organisms to ... -
The Effects of Food and Test Solution Age on the Toxicity of Silver to Three Freshwater Organisms
(1993-09)Acute toxicity tests were conducted to determine the effects on the toxicity of silver of having food present in test chambers and the effect of having silver solutions of different ages. Tests were conducted in two ... -
The Effects of Food and Test Solution Age on the Toxicity of Silver to Three Freshwater Organisms
(1993-09)Acute toxicity tests were conducted to determine the effects on the toxicity of silver of having food present in test chambers and the effect of having silver solutions of different ages. Tests were conducted in two ... -
Effects of Mining Mineral Bearing Sulfide Rich Ores on the Aquatic Ecosystem
(1996)Mining of mineral deposits c:ontaining ores rich in sulfides needs careful consideration of the potential environmental effects. Disruption of a relatively stable buried deposit of various metals and sulfur compounds ... -
THE EFFECTS OF RED CLAY EROSION ON ORTHOPHOSPHATE LEVELS IN SOUTHWESTERN LAKE SUPERIOR
(1975-05-20)The effects of the erosion of red clay deposits along the northwestern Wisconsin shoreline area on orthophosphate inputs into Lake Superior was investigated. Using clay soil and river particulate samples, exchange ... -
THE EFFECTS OF RED CLAY TURBIDITY AND SEDIMENTATION ON AQUATIC LIFE IN THE NEMADJI RIVER SYSTEM
(1978-10-03)Red clay erosion in southwestern Lake Superior has been a natural process along shorelines and in tributary streams and rivers since decline of lake levels following the Pleistocene period. Exposure of the unconsolidated ... -
Effects of South Shore Drainage Basins and Clay Erosion on the Physical and Chemical limnology of Western Lake Superior
(1972)A chemical and geological investigation of Lake Superior waters and sediments is presented. The study area extends from Superior, Wisconsin to Amnicon Point, Wisconsin, a distance of eight miles. Sampling was enacted on ... -
THE EFFECTS OF WATER HARDNESS, Ph, CHLORIDE AND SULFATE SALTS, AND DISSOLVED ORGANIC MATTER ON THE TOXICITY OF SILVER TO FATHEAD MINNOWS (PIMEPHALES PROMELAS)
(1992-05-02)A relationship between water hardness and the toxicity of silver to aquatic organisms was reported in the National Water Quality Criteria for the Protection of Aquatic Life for Silver document (EPA 440/5-80-071 or PB81- ...