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107 Titles Match Your Query
Showing 1 through 50 of 107 Next
1. Everglades Depth Estimation Network (EDEN) November 2007 Digital Elevation Model for use with EDENapps [USGS_SOFIA_eden_dem_cm_nov07_nc]
This is the 1st release of the third version of an Everglades Depth Estimation Network (EDEN) digital elevation model (DEM) generated from certified airborne height finder ...


2. Linking a conceptual karst hydrogeologic model of the Biscayne aquifer to ground-water flow simulations from Everglades National Park to Biscayne National Park - Phase 1 [USGS_SOFIA_karst_model]
This project in being undertaken to develop a high-resolution 3-dimensional karst hydrogeologic framework of the Biscayne aquifer between Everglades National Park (ENP) and Biscayne National Park ...


3. 2008 - Present Ecosystem History of South Florida's Estuaries Database version 2 [USGS_SOFIA_Eco_hist_db_2008_present]
The 2008 - Present Ecosystem History of South Florida's Estuaries Database contains listings of all sites (modern and core), and modern monitoring site survey information (water chemistry, floral ...


4. 1995 - 2007 Ecosystem History of South Florida's Estuaries Database version 7 [USGS_SOFIA_eco_hist_db1995-2007]
The 1995 - 2007 Ecosystem History of South Florida's Estuaries Database contains listings of all sites (modern and core), modern monitoring site survey information (water chemistry, floral and faunal ...


5. A Coupled Surface Water and Ground-Water Model to Simulate Past, Present, and Future Hydrologic Conditions in DOI Managed Lands [USGS_SOFIA_coupled_sw-gw_model]
This project has two objectives: 1) update and reconfigure the Flow and Transport in a Linked Overland/Aquifer Density-Dependent System (FTLOADDS) modeling code to include all version modifications ...


6. A GIS-based decision-support tool to evaluate land management policies in south Florida [USGS_SOFIA_gis_tool]
The primary objective of the project is to develop an integrated ecological and socioeconomic land use evaluation model (the Ecosystem Portfolio Model, EPM) for Department of the Interior (DOI) resource ...


7. A Land of Flowers on a Latitude of Deserts: Aiding Conservation and Management of Florida's Biodiversity by Using Predictions from "Down-Scaled" AOGCM Climate Scenarios in Combination with Ecological Modeling [USGS_SOFIA_la_florida]
The objectives of this project are to develop the knowledge necessary to make accurate predictions of the response of species and their ecosystems to climate change. We propose to down-scale predictions ...


8. Across Trophic Level System Simulation (ATLSS) Program [USGS_SOFIA_atlss_prog]
The ATLSS (Across Trophic Level System Simulation) program addresses CERP’s (Comprehensive Everglades Restoration Plan) need for quantitative projections of effects of scenarios on biota of the Greater ...


9. Aerial Photos of the 1940s [USGS_SOFIA_aerial-photos]
The images are available as .jpeg and as georeferenced .tiff files. With the exception of three images, all images are subset to 7500 pixels square. Individual photos can be selected from the 1940 ...


10. American Alligator Ecology and Monitoring for CERP [USGS_SOFIA_rice_alligators_04]
This project will accomplish several tasks with a combination of field data collection, GIS mapping, and computer simulation. Our main objectives are designed to answer questions critical to restoration ...


11. Analysis of Historic Water Quality Data [USGS_SOFIA_analysis_hist_wq]
The Big Cypress National Preserve (BICY), the Everglades National Park (EVER), and Loxahatchee National Wildlife Refuge (LOX) are water-dominated ecosystems that are susceptible to water-quality impacts. ...


12. 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. ...


13. 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 ...


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. Canal and Wetland Flow/Transport Interaction [USGS_SOFIA_metschaf]
Significant canal and wetland flow exchanges can potentially occur along the southwest overbank area of canal C-111 between hydraulic control structures S-18C and S-197. This coupled flow system is ...


17. Characterizing Past and Present Mangrove Shorelines to Aid Conservation of the Smalltooth Sawfish, Pristis pectinata, Along the Southwest Coast of Florida [USGS_SOFIA_Mangrove_Sawfish]
This pilot project has several related goals concerning a specific type of habitat thought to be important for juvenile sawfish habitat: mangrove shorelines. First, we will delineate and classify ...


18. Coastal Everglades Wetlands: Hydrology, Vegetation and Sediment Dynamics [USGS_SOFIA_coastal_ever_tjslll_04]
This project has three objectives (tasks): 1) operate and maintain the Mangrove Hydrology sampling network; 2) study the dynamics of coastal vegetation (mangroves, marshes) in relation to sea-level, ...


19. Coastal Gradients Salinity Surveys [USGS_SOFIA_coastal_grads_salsurveys]
Ten monitoring stations were operated and maintained along the southwest coast of ENP, the Everglades wetlands, and along the coastlines of northeastern Florida Bay and northwest Barnes Sound. Data ...


20. Coastal Gradients of Flow, Salinity, and Nutrients [USGS_SOFIA_coastal_grads]
Ten monitoring stations will be operated and maintained along the southwest coast of ENP, the Everglades wetlands, and along the coastlines of northeastern Florida Bay and northwest Barnes Sound. ...


21. Computer Simulation Modeling of Intermediate Trophic Levels for ATLSS of the Everglades/Big Cypress Region [USGS_SOFIA_gaines_04]
This project includes models for primary food bases; the functional group of small fishes, upon which many of the wading birds depend, and the main reptile and amphibian functional groups, which constitute ...


22. Creation of a Digital Archive of Historical Aerial Photographs for Everglades NP and the Greater Everglades Ecosystem [USGS_SOFIA_smith_hist_photo_archive]
The major products are planned as a series of USGS Open-File Reports, one for each complete, or near complete, set of photos. A photoset is defined as a collection of aerial photos that were taken ...


23. Cycling and Speciation of Mercury in the Food Chain of South Florida [USGS_SOFIA_nssmet]
Methylmercury, a neurotoxin, is found in the game fish of south Florida. Samples of periphyton, the assemblage of microalgae that live in shallow submerged substrates which is home to, and food for, ...


24. Determination of Nutrient Loads to East Coast Canals [USGS_SOFIA_metlietz]
The objectives of this project were threefold: 1) to determine if historical water-quality data collected as grab samples at 0.5 and c1.0 m below the surface near the centroid of flow adequately represent ...


25. Determining Target Salinity Values for South Florida's Estuaries: The Combined Effects of Climate, Sea Level, and Water Management Practices [USGS_SOFIA_target_sal_vals]
The primary objective of this project is to provide information to Comprehensive Everglades Restoration Plan (CERP) managers that can be used to establish target salinity values and performance measures ...


26. Development and Stability of Everglades Tree Islands, Ridge & Slough, & Marl Prairies [USGS_SOFIA_willard_tree_islands_04]
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 ...


27. Development of YY male technology to control non-native fishes in the Greater Everglades [USGS_SOFIA_YY_Males]
Dozens of non-native fish species have established throughout south Florida (including Everglades National Park, Big Cypress National Preserve, Biscayne National Park and various state and private ...


28. Dynamics of Land Margin Ecosystems: Historical Change, Hydrology, Vegetation, Sediment, and Climate [USGS_SOFIA_land_margin_ecosystems]
This project has three objectives (tasks): 1) operate and maintain the Mangrove Hydrology sampling network; 2) study the dynamics of coastal vegetation (mangroves, marshes) in relation to sea-level, ...


29. EDEN Grid Shapefile [USGS_SOFIA_EDEN_grid_shapefile]
This shapefile serves as a net (fishnet or grid) to be placed over the South Florida study area to allow for sampling within the 400 meter cells (grid cells or polygons). The origin and extent of ...


30. Ecological Risk Assessment of Toxic Substances in the Greater Everglades Ecosystem: Wildlife Effects and Exposure Assessment [USGS_SOFIA_eco_assess_risk_toxics]
This project will be carried out in several locations throughout those areas critical to the South Florida Restoration Initiative. These areas include: 1) Water Conservation Areas 1, 2, and 3 of the ...


31. Ecosystem History of South Florida Estuaries Data [USGS_SOFIA_eco_hist_db]
The Ecosystem History Access Database contains listings of all sites (modern and core), modern monitoring site survey information, and published core data. Two general ...


32. Ecosystem History: Terrestrial and Fresh-Water Ecosystems of southern Florida [USGS_SOFIA_dawmet]
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 ...


33. Effect of Water Flow on Transport of Solutes, Suspended Particles, and Particle-Associated Nutrients in the Everglades Ridge and Slough Landscape [USGS_SOFIA_sus_parts]
The objectives of the study are: To quantify through detailed field experiments previously unstudied processes in the Everglades, such as rates of fine-particle movement and filtration by vegetation ...


34. Effects of hydrological restoration on manatees: integrating data and models for the Ten Thousand Islands and Everglades [USGS_SOFIA_integrating_manatee]
This project will extend previous studies into ENP, where manatees have not been intensively studied. To ascertain how restoration may affect the distribution and abundance of manatees in the region, ...


35. Estimation of Critical Parameters in Conjunction with Monitoring the Florida Snail Kite Population [USGS_SOFIA_kitchens_snail_kite]
Life history traits and the population dynamics of the snail kite may vary considerably across space and over time. Understanding the influence of environmental (spatial and temporal) variation on ...


36. Evaluation of Methods to Determine Ground-water Seepage Below Levee 31N, Dade County Florida [USGS_SOFIA_solomet]
The primary objective of this investigation is to quantify seepage below Levee L31N. The amount of water lost to the L-31N Canal versus the fraction that flows below the canal will be estimated. A ...


37. Evapotranspiration Data [USGS_SOFIA_german_et_data]
A regional evaluation of evapotranspiration (Et) in the Florida Everglades began in 1996 with operation of 9 sites at locations selected to represent the sawgrass or cattail marshes, wet prairie, ...


38. Evapotranspiration Measuring & Modeling in the Everglades [USGS_SOFIA_german_et_04]
The overall objective is to develop a process-oriented appraisal of evapotranspiration within the Everglades drainage unit, excluding agricultural and brackish environments. Specific objectives include: ...


39. Everglades Depth Estimation Network (EDEN) [USGS_SOFIA_EDEN_proj]
The Everglades Depth Estimation Network (EDEN) is an integrated network of real-time water-level monitoring, ground elevation modeling, and water-surface modeling that provides scientists and managers ...


40. Everglades Depth Estimation Network (EDEN) October 2007 Digital Elevation Model [USGS_SOFIA_eden_em_oct07_400m]
This is the 1st release of the third version of an Everglades Depth Estimation Network (EDEN) digital elevation model (DEM) generated from certified airborne height finder (AHF) and airboat collected ...


41. Everglades Depth Estimation Network (EDEN) Water Surfaces Data [USGS_SOFIA_eden_water_surfs]
Spatially continuous interpolation of water surface across the greater Everglades is generated for daily mean values of the water level gages for the EDEN network beginning January 1, 2000. Surfaces ...


42. Everglades Hydrology and Water Quality Data [USGS_SOFIA_ever_hydro_wq_data]
At present there are few reliable estimates of hydrologic fluxes between groundwater and surface water in the Everglades. This gap in hydrological investigations not only leaves the water budget of ...


43. Field Parameters Data (Levesque) [USGS_SOFIA_levesque_field_params]
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 ...


44. Field measurements, major ions, nutrient, and carbon data for Bridge-105 and the 40-Mile Bend to Monroe reach in the Big Cypress National Preserve [USGS_SOFIA_field_data_br105]
The data catagories include site name, date, time, station ID, medium, record #, agency analyzing sample, agency collecting sample, discharge (daily mean and instantaneous), gage height, lab spec ...


45. Field measurements, major ions, nutrient, and carbon data for sites in the interior of the Everglades National Park [USGS_SOFIA_field_data_interEver]
The data catagories include site name, date, time, station ID, medium, record #, agency analyzing sample, agency collecting sample, discharge (daily mean and instantaneous), gage height, lab spec ...


46. Fire Ecology of South Florida Wetlands [USGS_SOFIA_fire_ecol_sfl_04]
The project objective is to determine the importance that season of burning has on the response of vegetation to fire. We have addressed this through the use of experimental prescribed fires at different ...


47. Florida Bay 1890 and 1990 data [USGS_SOFIA_fb_1890-1990_data]
The maps of the tracklines are linked to the corresponding data sets which contain values for X (easting), Y (northing), Z (elevation), and the Root Mean Square (RMS) error. Detailed, ...


48. Florida Bay 1890 trackline map [USGS_SOFIA_hansen_1890_trackline_map]
The map shows the tracklines for historical bathymetric data for Florida Bay. The areas on the map are linked to the corresponding data sets which contain values for X (easting), Y (northing), Z (elevation), ...


49. Florida Bay 1990 trackline map [USGS_SOFIA_hansen_1990_trackline_map]
The map shows the tracklines for bathymetric data collected between 1995 and 1999 for Florida Bay. The areas on the map are linked to the corresponding data sets which contain values for X (easting), ...


50. Florida Bay Bottom Salinity Maps [USGS_SOFIA_Fbbslmap]
The maps show the bottom salinity for Florida Bay at 5ppt salinity intervals approximately every other month beginning in November 1994 through December 1996. Recent algal blooms and ...


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