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U.S. Geological Survey
Karst Interest Group Proceedings
St. Petersburg, Florida
February 13-16, 2001


Eve L. Kuniansky, editor




U.S. Geological Survey
Water-Resources Investigations Report 01-4011



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Contents

Preface

Introduction and Acknowledgements

Karst Ecosystems

Karst Landscapes and the Importance of Three Dimensional Data in Protection of Cave and Karst Resources
Rick Olson p. 1-7

The Ecological Role of the Karst Wetlands of Southern Florida in Relation to System Restoration
William F. Loftus, Maria Cristina Bruno, Kevin J. Cunningham Sue Perry, and Joel C. Trexler p. 8-15

Geologic Framework of Karst Systems

Geologic Framework of Karst Features in Western Buffalo National River, Northern Arkansas
Mark R. Hudson, David N. Mott, and Charles J. Bitting p. 16-17

Geologic Framework of the Ozarks of South-Central Missouri-Contributions to a Conceptual Model of Karst
Randall C. Orndorff, David J. Weary, and Stanka Sebela p. 18-24

The Relation Between Structure and Saltwater Intrusion in the Floridan Aquifer System, Northeastern Florida
Rick M. Spechler p. 25-29

Hydrology, Hazards, and Geomorphic Development of Gypsum Karst in the Northern Black Hills, South Dakota and Wyoming
Jack B. Epstein p. 30-37

Aquifer Hydraulics in Karst Systems

Exchange of Matrix and Conduit Water with Examples from the Floridan Aquifer
Jonathan B. Martin and Elizabeth J. Screaton p. 38-44

Hydrogeologic Characterization of a "Transitional" Karst Aquifer, South-Central Louisville, Kentucky
Charles J. Taylor p. 45

Programs Within The U.S. Department of Interior that Involve Karst

Proposed National Atlas Karst Map
Randall C. Orndorff, Jack B. Epstein and David J. Weary p. 46

Using Science to Change Management Perspectives at Carlsbad Caverns National Park
Paul A. Burger and Dale L. Pate p. 47-51

National Cave and Karst Research Institute--History, Status, and Future
Zelda Champ Baileyp. 52-55

Numerical Modeling in Karst

Steps Toward Better Models of Transport in Karstic Aquifers
David Loper p. 56-57

Comparisons Among Ground-Water Flow Models and Analysis of Discrepancies in Simulated Transmissivities of the Upper Floridan Aquifer in Ground-Water Flow Model Overlap Areas
Nicasio Sepulveda p. 58-67

Hydrogeology and Ground-Water Flow Simulation of a Karst Ground-Water Basin in the Valley and Ridge Physiographic Province near Hixson, Tennessee
Connor J. Haugh p. 68

Travel Times Along Selected Flow Paths of the Edwards Aquifer, Central Texas
Eve L. Kuniansky, Lynne Fahlquist and Ann F. Ardis p. 69-77

Cave and Spring Species and Habitats

Freshwater Macrofauna of Florida Karst Habitats
Stephen J. Walsh p. 78-88

Preliminary data on microcrustacean communities from ground waters in the southern Everglades
Maria Cristina Bruno, William F. Loftus and Sue A. Perry p. 89-97

Geochemistry of Karst Systems

Geochemistry of the Upper Knox Aquifer in Tennessee
Michael W. Bradley p. 98

Inorganic Carbon Flux and Aquifer Evolution in the South Central Kentucky Karst
Chris Groves and Joe Meiman p. 99-105

Direct Linkages Between Onshore Karst Aquifers and Offshore Marine Environments: Crescent Beach Spring, Florida
Christopher D. Reich, Peter W. Swarzenski, Jack L. Kindinger, James G. Flocks, T. Don Hickey and Rick M. Spechler p. 106

Geophysical Methods in Karst

Surface Geophysical Investigation of a Chemical Waste Landfill in Northwestern Arkansas
Gregory P. Stanton and Tony P. Schrader p. 107-115

Borehole Geophysical Applications in Karst Hydrogeology
Frederick L. Paillet p. 116-123

Subsurface Characterization of Selected Water Bodies in the St. Johns River Water Management District, Northeast Florida
Jack L. Kindinger, Jeffrey B. Davis, and James G. Flocks p. 124-127

Geophysical characterization of pre-Holocene limestone bedrock underlying the Biscayne National Park Reef Tract, Florida
Philip A. Kramer, Flavio Anselmetti, and Richard Curry p. 128-133

Characterization of the Karstic Biscayne Aquifer in Southeastern Florida Using Ground-Penetrating Radar, Digital Optical Borehole Images and Cores
Kevin J. Cunningham and Alexander Aviantara p. 134

Geophysical Investigations of Upward Migrating Saline Water from the Lower to Upper Floridan Aquifer, Central Indian River Region, Florida
James G. Flocks, Jack L. Kindinger, Jeffrey B. Davis and Peter Swarzenski p. 135-140

Contaminant Transport in Karst

Seasonal and Short-Term Variability in Chlorinated Solvent Concentrations in Two Karst Springs in Middle Tennessee: Implications for Sampling Design
James J. Farmer and Shannon D. Williams p. 141-149

Use of Oligonucleotide Hybridization Probes and Polymerase Chain Reaction to Determine the Source of Fecal Contamination in Karst Terranes
Tom D. Byl and James J. Farmer p. 150

Geochemical and Microbial Evidence of Fuel Biodegradation in a Contaminated Karst Aquifer in Southern Kentucky, June 1999
Tom D. Byl, Gregg E. Hileman, Shannon D. Williams, and James J. Farmer p. 151-156

Preliminary Conceptual Models Of Chlorinated-Solvent Accumulation in Karst Aquifers
William J. Wolfe and Connor J. Haugh p. 157-162

Emergency Response Sampling of Air from Caves Following a Diesel Fuel Release, Chickamauga-Chattanooga National Military Park, Lookout Mountain, Tennessee
Connor J. Haugh and Michael W. Bradley p. 163

Tracers in Karst

Quantitative Approaches in Characterizing Karst Aquifers
Charles J. Taylor and Earl A. Greene p. 164-166

A Multracer Approach for Assessing the Susceptibility of Ground-Water Contamination in the Woodville Karst Plain, Northern Florida
Brian G. Katz p. 167-176

The Use of Artificial Tracers to Determine Ground-Water Flow and the Fate of Nutrients in the Karst System Underlying the Florida Keys.
Kevin S. Dillon, D. Reide Corbett, William C. Burnett, and Jeffrey P. Chanton p. 177-178

In-Cave Dye Tracing and Drainage Basin Divides in the Mammoth Cave Karst Aquifer, Kentucky
Joe Meiman, Chris Groves, and Shannon Herstein p. 179-185

Delineation of Recharge Areas for Karst Springs in Logan Canyon, Bear River Range, Northern Utah
Lawrence E. Spangler p. 186-193

Submarine Ground-Water Discharge in Upper Indian River Lagoon, Florida
Peter W. Swarzenski, Jonathan B. Martin and Jaye C. Cable p. 194-197

Field Trip Guide

Karst Features and Hydrogeology in West-central Florida-A Field Perspective
Ann B. Tihansky and Lari A. Knochenmus p. 198-211


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