Geochemistry of dissolved inorganic carbon in a Coastal Plain aquifer. 1. Sulfate from confining beds as an oxidant in microbial CO2 production
F. H. Chapelle, P.B. McMahon
1991, Journal of Hydrology (127) 85-108
A primary source of dissolved inorganic carbon (DIC) in the Black Creek aquifer of South Carolina is carbon dioxide produced by microbially mediated oxidation of sedimentary organic matter. Groundwater chemistry data indicate, however, that the available mass of inorganic electron acceptors (oxygen, Fe(III),...
Use of a single-bowl continuous-flow centrifuge for dewatering suspended sediments: effect on sediment physical and chemical characteristics
T.F. Rees, J.A. Leenheer, J. F. Ranville
1991, Hydrological Processes (5) 201-214
The use of a single-bowl continuous-flow centrifuge (CFC, Sharples-Pennwalt Model AS-12) for dewatering suspended sediment from large volumes of river water is evaluated. Sediment-recovery efficiency of 86-91 per cent is comparable to that of other types of CFC units. The recovery efficiency is limited by...
Implications for organic maturation studies of evidence of a geologically rapid increase and stabilization of vitrinite reflectance at peak temperature: Cerro Prieto geothermal system, Mexico
C.E. Barker
1991, American Association of Petroleum Geologists Bulletin (75) 1852-1863
A short-term rapid heating and cooling of the rock in well M-94 below 1300 m was caused by a pulse of hot water passing through the edge of the Cerro Prieto, Mexico, geothermal system. Below 1300 m, the peak paleotemperatures were about 225-250 degrees C, but equilibrium well log temperatures...
Methods of measuring pumpage through closed-conduit irrigation systems
L.C. Kjelstrom
1991, Journal of Irrigation and Drainage Engineering (117) 748-757
Methods of measuring volumes of water withdrawn from the Snake River and its tributaries and pumped through closed‐conduit irrigation systems were needed for equitable management of and resolution of conflicts over water use. On the basis of evaluations and field tests by researchers from the University of Idaho, Water Resources...
Late Neogene marine Ostracoda from Tjornes, Iceland
T. M. Cronin
1991, Journal of Paleontology (65) 767-794
On the western side of the Tjörnes Peninsula in northern Iceland exposures of fossiliferous marine sediments, basalts, and glacial tills record the climatic history of this region of the North Atlantic Ocean. Seventy-five marine ostracode species were recovered from the Pliocene Tjörnes sediments and Quaternary sediments known...
Distribution and dispersal of the zebra mussel (Dreissena polymorpha) in the Great Lakes region
Ronald W. Griffiths, Donald W. Schloesser, Joseph H. Leach, William P. Kovalak
1991, Canadian Journal of Fisheries and Aquatic Sciences (48) 1381-1388
Dreissena polymorpha (Pallas), a small mussel common throughout most of Europe, was discovered in June of 1988 in the southern part of Lake St. Clair. Length–frequency analyses of populations from the Great Lakes and review of historical benthic studies suggest that the mussel was introduced into Lake St. Clair in late...
Downstream effects of mine effluent on an intermontane riparian system
Johnnie N. Moore, Samuel N. Luoma, Donald Peters
1991, Canadian Journal of Fisheries and Aquatic Sciences (48) 222-232
Metal concentrations were determined in benthic biota, fish livers, water, and fine-grained sediment through 215 km of an intermontane river system (Blackfoot River, Montana, USA) affected by headwater inputs of acid-mine effluent. Solute and particulate contaminants decreased rapidly downstream from headwater sources, but some extended through an extensive marsh system. Particulate...
Potentiometric surface of the Aquia aquifer in southern Maryland, September 1989
Frederick K. Mack, Stephen E. Curtin, David C. Andreasen, Judith C. Wheeler
1991, Water-Resources Investigations Report 91-4094
No abstract available....
Geohydrology of the High Plains aquifer system, Cheyenne urban area, Wyoming
Maurice E. Cooley, Marvin A. Crist
1991, Water-Resources Investigations Report 92-4047
The Cheyenne area is on broad tablelands that form part of the High Plains aquifer. Surficial deposits, along with the Ogallala Formation and the White River Group, are included in the High Plains aquifer in the study area, and both unconfined and confined ground-water conditions exist within 100 feet of...
Preliminary assessment of the effects of selenium in agricultural drainage on fish in the San Joaquin Valley
M. K. Saiki, M.R. Jennings, S. J. Hamilton
A. Dinar, D. Zilberman, editor(s)
1991, Book chapter, The economics and management of water and drainage in agriculture.
Concentrations of total selenium were measured in whole-body samples of seven fishes from the Sacramento and San Joaquin River systems and the San Francisco Bay complex. Concentrations of selenium (up to 11 µg/g dry weight in whole-body composite samples) were highest in fish from canals and sloughs in...
Louisiana coastal GIS network: Graphical user interface for access to spatial data
Matteson Hiland, Randolph A. McBride, Donald Davis, Dewitt Braud, Henry Streiffer, Farrell Jones, Anthony Lewis, S. Williams
1991, Conference Paper, GIS/LIS 1991 Proceedings
Louisiana's coastal wetlands support a large percentage of the nation's seafood and fur industries, vast deposits of oil and natural gas, habitat for thousands of species of plants and animals, winter nesting grounds and migratory paths for numerous waterfowl, and many recreational resources enjoyed by residents and tourists. Louisiana's wetlands...
Monitoring the impacts and persistence of fine sediment in the Prairie Creek watershed: A progress report for California Department of Transportation, 1990-1991
R.M. Coey, R.D. Klein, Mary Ann Madej, C.B. Meyer, D.W. Best, V.L. Ozaki
1991, Report
No abstract available at this time...
Louisiana ground-water map no. 3: Potentiometric surface, 1989, and water-level changes, 1980-89, of the Sparta aquifer in north-central Louisiana
Charles W. Smoot, Ronald C. Seanor
1991, Water-Resources Investigations Report 90-4183
No abstract available....
Mortality of seabirds in the Japanese land-based gillnet fishery for salmon
Anthony R. DeGange, Robert H. Day
1991, The Condor (93) 251-258
Mortality rates of seabirds in the Japanese land-based drift gillnet fishery for salmon were assessed from 413 gillnet sets made by Japanese research vessels in offshore areas used by the commercial fleet. Sixteen species of seabirds were recorded in nets. Shearwaters, primarily Short-tailed Shearwaters (Puffinus tenuirostris), and to a lesser...
An overview of the U.S. Fish and Wildlife Service mitigation research program
R.K. Schreiber, R.F. Villella
H. Olem, R.K. Schreiber, R.W. Brocksen, D.B. Porcella, editor(s)
1991, Book chapter, International Lake and Watershed Liming Practices
No abstract available at this time...
Geohydrology of rocks penetrated by test well USW H-5, Yucca Mountain, Nye County, Nevada
J. H. Robison, R. W. Craig
1991, Water-Resources Investigations Report 88-4168
No abstract available....
Orphaned mallard brood travels alone from nest to water
Gary L. Krapu, C.P. Dwyer, C.R. Luna
1991, Condor (93) 779-781
No abstract available....
Inactivation of infectious hematopoietic necrosis virus by low levels of iodine
William N. Batts, Marsha L. Landolt, James R. Winton
1991, Applied and Environmental Microbiology (57) 1379-1385
The fish rhabdovirus infectious hematopoietic necrosis virus (IHNV) was rapidly inactivated by extremely low concentrations of iodine in water. A 99.9% virus reduction was obtained in 7.5 s when virus (105PFU/ml) and iodine (0.1 mg/liter, final concentration) were combined in distilled-deionized or hatchery water. Iodine efficacy decreased at pHs greater...
Green coloration of recently laid black-crowned night-heron eggs
T. W. Custer
1991, Colonial Waterbirds (14) 184-185
Color of Black-crowned Night-Heron (Nycticorax nycticorax ) eggs of known laying order was quantified in a Wisconsin colony. Eggs were of greener intensity on the day of laying and one day thereafter than earlier laid eggs within a clutch. Egg color can be used to identify clutches within...
Compsopogon cf. coeruleus, a benthic red alga (Rhodophyta) new to the Laurentian Great Lakes
Bruce A. Manny, Thomas A. Edsall, Daniel E. Wujek
1991, Canadian Journal of Botany (69) 1237-1240
We found Compsopogon cf. coeruleus for the first time in the Laurentian Great Lakes, growing on limestone rocks at a depth of 21 m on Six Fathom Bank in central Lake Huron. It is the first freshwater red alga to be found in the Great Lakes and the only red alga ever found on an...
Resistance of underyearling and yearling Atlantic salmon and lake trout to supersaturation with air
W. F. Krise, R. L. Herman
1991, Journal of Aquatic Animal Health (3) 248-253
Juvenile Atlantic salmon Salmo salar and lake trout Salvelinus namaycush of different sizes were exposed for 96 h to water supersaturated with air. Underyearlings (Atlantic salmon shorter than 66 ± 8 mm [mean total length ± SD] and lake trout shorter than 96 mm) were resistant to high dissolved-gas pressures....
Water geothermometers applied to geothermal energy
R.O. Fournier
1991, Book chapter, Applications of geochemistry in geothermal reservoir development
No abstract available ...
Parameterizing the equilibrium distribution of chemicals between the dissolved, solid particulate matter, and colloidal matter compartments in aqueous systems
J. F. Pankow, S. W. McKenzie
1991, Environmental Science & Technology (25) 2046-2053
The manner in which a chemical material partitions among the dissolved (D), participate (P), and colloidal (C) phases affects both its chemical and physical behavior in the aquatic environment. The fractions of the chemical that are present in each of these three phases will be determined by the values of...
Jellyfish Lake, Palau: early diagenesis of organic matter in sediments of an anoxic marine lake
W. H. Orem, W. C. Burnett, W.M. Landing, W.B. Lyons, W. Showers
1991, Limnology and Oceanography (36) 526-543
The major postdepositional change in the sedimentary organic matter is carbohydrate biodegradation. Lignin and aliphatic substances are preserved in the sediments. Dissolved organic matter in pore waters is primarily composed of carbohydrates, reflecting the degradation of sedimentary carbohydrates. Rate constants for organic carbon degradation and sulfate reduction in sediments of...
Use of colloid filtration theory in modeling movement of bacteria through a contaminated sandy aquifer
R.W. Harvey, S. P. Garabedian
1991, Environmental Science & Technology (25) 178-185
\A filtration model commonly used to describe removal of colloids during packed-bed filtration in water treatment applications was modified for describing downgradient transport of bacteria in sandy, aquifer sediments. The modified model was applied to the results of a small-scale (7 m), natural-gradient tracer test and to observations of an...
