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244 Titles Match Your Query
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1. Application of Stable Isotope Techniques to Identifying Foodweb Structure, Contaminant Sources, and Biogeochemical Reactions in the Everglades [USGS_SOFIA_kendall_stable_isotopes]
This is the largest isotope foodweb study ever attempted in a marsh ecosystem, and combines detailed, long-term, trophic and biogeochemical studies at selected well-monitored USGS/SFWMD/FGFFC sites ...


2. Approximate Eastern Limit of the Gray Limestone Aquifer in Broward County, USGS WRIR 87-4034, figure 36 [USGS_SOFIA_glime_limit_brwd_east_arc]
An investigation of the surficial aquifer system in Broward County, begun in 1981, is part of a regional study of the aquifer system in southeast Florida. Test drilling for lithologic samples, flow ...


3. Approximate Eastern Limit of the Gray Limestone Aquifer in Dade County, USGS WRIR 90-4108, figure 14 [USGS_SOFIA_glime_limit_dade_east_arc]
An aquifer identified by Fish (1988) in Broward County, composed of predominantly gray (in places, greenish-gray or tan) limestone of the lower part and locally the middle part of the Tamiami Formation, ...


4. Approximate Western Limit of the Biscayne Aquifer in Dade County, USGS WRIR 90-4108, figure 16 [USGS_SOFIA_dade_biscayne_limit_west_arc]
The map shows the approxiamte western limit of the Biscayne aquifer in Miami-Dade County. Southeastern Florida is underlain by geologic units of varying permeability from land surface ...


5. Approximate Western and Northern Limit of the Biscayne Aquifer in Broward County, USGS WRIR 87-4034, figure 37 [USGS_SOFIA_brwd_biscayne_limit_west_arc]
The approximate western and northern limits of the Biscayne aquifer are shown in this map. The limit is drawn where the thickness of very highly permeable limestone or calcareous sandstone is estimated ...


6. Aquatic Cycling of Mercury in the Everglades Project Database [USGS_SOFIA_ACME_DB]
Between 1995 and 2008, the Aquatic Mercury Cycling in the Everglades (ACME) project examined in detail the biogeochemical parameters that influence methylmercury (MeHg) production in the Florida Everglades. ...


7. Aquifer Storage and Recovery (ASR) Coordination [USGS_SOFIA_ASR_coordination]
ABSTRACT: The Comprehensive Everglades Restoration Plan (CERP) relies heavily on Aquifer Storage and Recovery (ASR) technology. The CERP includes approximately 333 ASR wells in South Florida with ...


8. Aquifer Storage and Recovery Data (Lake Okeechobee) [USGS_SOFIA_asr_data_lake_okee]
The objective of this project was to determine geochemically significant water-quality characteristics of possible aquifer storage and recovery (ASR) source and receiving waters north of Lake Okeechobee ...


9. Avian Ecology of the Greater Everglades (Roseate Spoonbill and Limpkins) [USGS_SOFIA_avian_ecology_spoonbills]
The primary objectives of our research are to (1) quantify the changes in spatial distribution and success of nesting spoonbills relative to hydrologic patterns, (2) test hypotheses about the causal ...


10. Bacterial demethylation of methylmercury in the South Florida Ecosystem [USGS_SOFIA_mmarvin]
Methylmercury (MeHg) degradation was investigated along an eutrophication gradient in the Florida Everglades by quantifying 14CH4 and 14CO2 production after incubation of anaerobic sediments with ...


11. Baseline hydrologic data collection along the I-75 - State Road 29 corridor in the Big Cypress National Preserve [USGS_SOFIA_75_29_flows]
The objectives of this study are to develop and continue a program of surface water flow monitoring across I-75 and SR 29 in the I-75 corridor from Snake Road west to SR 29 and SR 29 from I-75 south ...


12. Big Cypress National Preserve Fish Inventory and Monitoring Data [USGS_SOFIA_bicy_fish_inventory]
The Big Cypress national Preserve Fish Inventory database contains records of the inventory of freshwater fishes of the Big Cypress National Preserve (BICY) conducted by the National Audubon Society's ...


13. Big Cypress-Pine Island Satellite Image Map [USGS_SOFIA_BigCypress_PineIsland_SatMap]   PARENT METADATA
ABSTRACT: The map is a composite image of spectral bands 3 (630-690 nanometers, red), 4 (775-900 nanometers, near-infrared), and 5 (1,550-1750 nanometers, middle-infrared) and the new panchromatic ...


14. Biscayne Aquifer geologic data [USGS_SOFIA_ba_geologic_data]
This report from which the data is taken identifies and characterizes candidate ground-water flow zones in the upper part of the shallow, eogenetic karst limestone of the Biscayne aquifer using GPR, ...


15. Biscayne Bay Coastal Wetlands Geophysical Data [USGS_SOFIA_bbcw_geophysical]
The objectives of this data acquisition project were to complete the downhole geophysical logging including video and flowmeter logging of two core holes (9A and 11A), which are the deepest wells ...


16. Monitoring Sub-aquatic Vegetation Through Remote Sensing: a Pilot Study in Florida Bay [USGS_SOFIA_monitor_sav_rs_fb_04]
This pilot study will focus on Florida Bay, a region that suffered the loss of 40,000 ha of turtle grass in a die-off event that began in 1987, and a small, localized die-off in 1999. These events ...


17. Postulated Fault in the Gray Limestone Aquifer, Collier county, Fl, USGS WRIR 99-4213 figure 15 [USGS_SOFIA_glime_fault_arc]
A northwest-southeast trending fault is suggested in eastern Collier County based on well-control data for the base of the gray limestone aquifer. Displacement could be as large as 60 ft. The northeast ...


18. Predicting effects of hydrologic restoration on manatees along the southwest coast of Florida [USGS_SOFIA_manatees_04]
This project focuses on West Indian manatee (Trichechus manatus latirostris) distribution, habitat use and movement patterns to address questions important to understanding the ecology of several ...


19. Quantitative Sampling of Freshwater Fish Species within the Big Cypress National Preserve [USGS_SOFIA_loftus_lh_fishes_04]
This project has several objectives, the foremost of which is to continue a program of aquatic study in Big Cypress National Preserve (BICY) begun in 2002. Work will be performed in partnership with ...


20. Modeling hydrologic flow and vegetation response across the Tamiami Trail and coastal watershed of Ten Thousand Islands NWR [USGS_SOFIA_hydro_flow_TT]
The proposed study capitalizes on field expertise and existing decision support tools to assess the benefits and/or consequences of CERP hydrologic goals and projects on mangrove/marsh habitat for ...


21. NPS stage-rain sites [USGS_SOFIA_NPSstage]   PARENT METADATA
The data sets contain data for stage and rain measurements at 54 NPS sites in Everglades National Park. Data collection is continuing at these sites. Go to for a list ...


22. NPS wind sites [USGS_SOFIA_NPSwind]   PARENT METADATA
The data sets contain data for wind speed and direction at 5 NPS sites: C111, OIH, P33, NESRS3, and Joe Bay


23. Near-Surface Water-Quality Surveys of the Caloosahatchee River and Downstream Estuaries, Florida, USA [USGS_SOFIA_Caloosahatchee_water_quality]   PARENT METADATA
Beginning in September 2011, water-quality surveys were conducted a minimum of six times per year in the tidal Caloosahatchee River and surrounding estuaries. Geo-referenced measurements were made ...


24. Northern Everglades Satellite Image Map [USGS_SOFIA_N_EvergladesSatMap]   PARENT METADATA
The map is a composite image of spectral bands 3 (630-690 nanometers, red), 4 (775-900 nanometers, near-infrared), and 5 (1,550-1750 nanometers, middle-infrared) and the new panchromatic band (520-900, ...


25. Nutrient Results of Ground and Surface Waters at the Bayside Well Cluster study site [USGS_SOFIA_bswc_nuts]
The dataset contains the nutrient results from the collection of both ground and surface water samples at the Bayside Well Cluster study site. Treated sewage is injected into the limestone ...


26. Nutrients Data (Levesque) [USGS_SOFIA_levesque_nutrients]
In 1996, the U.S. Geological Survey began a 4-year study of the flow and nutrient characteristics of three major streams that drain parts of the Everglades National Park. An upward looking acoustic ...


27. Nutrients Data (Lietz) [USGS_SOFIA_Nut_Data_Lietz]
This project attempted to quantify nitrogen and phosphorus loads to Biscayne Bay based upon models developed from ordinary least squares regression techniques. It also examined which historical methods ...


28. Paleosalinity as a Key for Success Criteria in South Florida Restoration [USGS_SOFIA_paleosal_restoration_04]
The objectives of this project are to 1) test and develop the methodology for extracting water chemistry information from selected calcareous shelled animals that grow within the water; 2) develop ...


29. Past and Future Impacts of Sea Level Rise on Coastal Habitats and Species in the Greater Everglades (FISCHS) [USGS_SOFIA_fischs]
ABSTRACT: This integrated modeling project merges biological and hydrological models to develop tools to help resource management deal with the projected ecological consequences of of rising sea level ...


30. Pesticide and other organic chemical data for sediment from sites in or near the Everglades National Park and the Big Cypress National Preserve [USGS_SOFIA_pest_seds_BICY-EVER]
The data are in a reviewed and edited database of historical water-quality constituents in Big Cypress National Preserve (BCNP), and Everglades National Park (ENP). Big Cypress National Preserve ...


31. Pesticide and other organic chemical data for water from sites in or near the Everglades National Park and the Big Cypress National Preserve [USGS_SOFIA_pest_water_BICY-EVER]
The data are in a reviewed and edited database of historical water-quality constituents in Big Cypress National Preserve (BCNP), and Everglades National Park (ENP). Big Cypress National Preserve ...


32. Real-Time Ground Water Data [USGS_SOFIA_real_time_gw_data]
Data include continuous 15-minute interval measurements of temperature, salinity, water level (NAVD 88), and specific conductance for 7 sites. The U. S. Geological Survey (USGS), in collaboration ...


33. Remote Sensing of Water Turbidity and Sedimentation and Their Relationship to Algal Blooms [USGS_SOFIA_Fbturbidity]
A decline in water clarity in Florida Bay has been observed following the seagrass dieoffs starting in the late 1980's. Algal blooms and discolored water have been reported in Florida Bay over the ...


34. Review of selected features of the Natural Systems Model and suggestions for applications in South Florida suggestions for applications in South Florida [USGS_SOFIA_bales]
The south Florida ecosystem has been greatly altered during the last 100 years. Drainage of the south Florida watershed began in the early 1880's, and by the early 1990's about 50 percent of the historic ...


35. SOFIA - Development of a Digitial Library of Biological Information [USGS_SOFIA_sofia_diglib_04]
The information systems project addresses the need for timely, high-quality and relevant information through the development of a digital library for the South Florida ecosystem. The digital library ...


36. SOFIA - Geospatial Interface [USGS_SOFIA_sofia_geospatial_04]
A geospatial interface will be developed using ArcIMS software. The interface will provide a means of accessing information stored in the SOFIA database and the SOFIA data exchange web site through ...


37. SOFIA - Metadata - Development of an Internet-Based GIS to Visualize ATLSS Datasets for Resource Managers [USGS_SOFIA_johnston_ATLSS_GIS]
The ATLSS Data Visualization System was designed to make it simple to view and analyze Spatially-Explicit Species Index (SESI) models. An essential aspect of the ATLSS Program is making model output ...


38. SOFIA Environmental Database Development and Maintenance [USGS_SOFIA_sofia_database_04]
The long-term goal of the SOFIA program is to provide a central archive of data and products for all Department of Interior products related to the south Florida Ecosystem restoration program. ...


39. SOFIA Metadata [USGS_SOFIA_sofia_metadata_04]
The objectives of the metadata project are to document the data sets produced as a result of USGS research in South Florida and to make the metadata and data sets available to potential customers, ...


40. Salinity Maps for Florida Bay [USGS_SOFIA_halleysalt06]
The maps show the surface salinity for Florida Bay at 5ppt salinity intervals approximately every other month beginning in November 1994 through December 2001 and the bottom salinity for 1994-1996. ...


41. Salinity and Turbidity Patterns within Estero Bay Aquatic Preserve, Lee County, Florida [USGS_SOFIA_ebap_proj]
To carry out the objectives of the study, a network of monitoring stations will be established and will include: (1) the monitoring of flow, water level, salinity, temperature, Acoustic Backscatter ...


42. Salinity, discharge, stage (tables 1-6, OFR 02-59) [USGS_SOFIA_sal_dis_stage_ofr_02-59]
The report describes the history of roads through the Lower Glades of Everglades National Park and their influence on salinity intrusion. The tables contain data on flows through culverts beneath ...


43. Sedimentation, Sea-Level Rise, and Circulation in Florida Bay [USGS_SOFIA_RHsedsal]
The goal of this project was to document decade- to century- scale processes associated with sediment transport in Florida Bay. The results will quantify the influence of bottom topography on water ...


44. Simulated effects of ASR injection and withdrawals in the Floridian aquifer system near Lake Okeechobee Florida - a first approximation [USGS_SOFIA_sepulveda_ASR]
The primary objective of this study is to assess the potential effects of injecting and then withdrawing 1.0 bgd of water into the Upper Floridan aquifer near Lake Okeechobee on changes in Floridan ...


45. South Florida Hydrology Database [USGS_SOFIA_SF_hydro_db]
ABSTRACT: The data were produced by several projects: Everglades Land-Margin Hydrology Database; Coastal Gradients of Flow, Salinity, and Nutrients; Freshwater Flows to Northeastern Florida Bay; Hydrologic ...


46. South Florida Information Access (SOFIA) Website [USGS_SOFIA_sofia_website_04]
The South Florida Information Access web site (SOFIA) was created as a 'one-stop-shopping' access point for research on South Florida. All USGS South Florida Priority Ecosystems Science research projects, ...


47. South Florida Landscape Dynamics [USGS_SOFIA_landchar_rs_04]   CHILD METADATA
As a general strategy, collaborative efforts with specialists in various aspects of the Everglades are combined with our knowledge of remote sensing, our development of statistical and geographic ...


48. South Florida Pollen Data [USGS_SOFIA_sfl_pollen_data]
Analysis of 209 pollen assemblages from surface samples in ten vegetation types in the Florida Everglades form the basis to identify wetland sub-environments from the pollen record. This calibration ...


49. Southern Everglades Satellite Image Map [USGS_SOFIA_S_EvergladesSatMap]   PARENT METADATA
The map is a composite image of spectral bands 3 (630-690 nanometers, red), 4 (775-900 nanometers,near-infrared), and 5 (1,550-1750 nanometers, middle-infrared) and the new panchromatic band (520-900, ...


50. Southwest Florida Coastal and Wetlands Systems Monitoring [USGS_SOFIA_sw_coast_mon_04]
The objective of this project is to describe the salinity patterns in relation to freshwater inflows to the estuaries and tidal exchange with the Gulf of Mexico, to provide support for the USGS Tides ...


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