David Zawada, Ph.D. (Former Employee)
Science and Products
Filter Total Items: 56
Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-100 Years From 2011 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-100 Years From 2011 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along Key West, FL...
Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-75 Years From 2011 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-75 Years From 2011 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along Key West, FL...
Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-25 Years From 2011 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-25 Years From 2011 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along Key West, FL...
Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-75 Years From 2014 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-75 Years From 2014 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along the coast of...
Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-100 Years From 2014 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-100 Years From 2014 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along the coast of...
Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-50 Years From 2014 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-50 Years From 2014 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along the coast of...
Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-25 Years From 2014 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-25 Years From 2014 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along the coast of...
Projected Seafloor Elevation Change in the Upper Florida Keys 25, 50, 75 and 100 Years from 2002 Projected Seafloor Elevation Change in the Upper Florida Keys 25, 50, 75 and 100 Years from 2002
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by measuring regional-scale changes in seafloor elevation in the Upper Florida Keys, Florida (FL), including both coral-dominated habitats and adjacent, non-coral-dominated...
Shallow ATRIS (sATRIS) Images-Dry Tortugas National Park, Florida, 2011 Shallow ATRIS (sATRIS) Images-Dry Tortugas National Park, Florida, 2011
Underwater digital images, single-beam bathymetry, and global positioning system (GPS) data were collected July 13 to July 17, 2011 within Dry Tortugas National Park, FL, USA. A total of 272,828 images of the seafloor and water column were collected along pre-defined transect lines and organized into 14 sets: track1, track2, track3, track4, track5, track6, track7, track8, track9, track10
Coastal Topography-Upper Florida Keys Reef Tract, Florida, 26-30 June 2016 Coastal Topography-Upper Florida Keys Reef Tract, Florida, 26-30 June 2016
Lidar-derived seamless (bare earth and submerged) topography Digital Elevation Model (DEM) mosaic and classified point-cloud datasets of a portion of the upper Florida Keys reef tract were produced from remotely sensed, geographically referenced elevation measurements collected June 26-30, 2016.
Shallow ATRIS (sATRIS) Images-Dry Tortugas National Park, Florida, 2009 Shallow ATRIS (sATRIS) Images-Dry Tortugas National Park, Florida, 2009
Underwater digital images, single-beam bathymetry, and global positioning system (GPS) data were collected June 13?14, 2009 at Pulaski Shoal within Dry Tortugas National Park, FL, USA. A total of 195,406 images of the seafloor and water column were collected along pre-defined transect lines and organized into 3 sets: track1, track2, and track3. This data release contains a subset of...
Ocean Currents and Pressure Time Series at the Upper Florida Keys: Crocker Reef, FL Ocean Currents and Pressure Time Series at the Upper Florida Keys: Crocker Reef, FL
Acoustic Doppler Current Profilers (ADCPs) and Pressure loggers were deployed at Crocker Reef, a senile (dead) barrier reef located in the northern portion of the Florida Reef Tract during December 12, 2014 to January 30, 2015. A pressure logger was deployed in the deepest part of the fore reef at a water depth of 14 m. This logger configured to measure pressure at a rate of 2 Hz to...
Filter Total Items: 26
Science and Products
Filter Total Items: 56
Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-100 Years From 2011 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-100 Years From 2011 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along Key West, FL...
Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-75 Years From 2011 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-75 Years From 2011 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along Key West, FL...
Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-25 Years From 2011 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Big Pine Key to Marquesas Key, Florida-25 Years From 2011 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along Key West, FL...
Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-75 Years From 2014 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-75 Years From 2014 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along the coast of...
Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-100 Years From 2014 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-100 Years From 2014 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along the coast of...
Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-50 Years From 2014 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-50 Years From 2014 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along the coast of...
Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-25 Years From 2014 Based on Historical Rates of Mean Elevation Change Projected Seafloor Elevation Along the Florida Reef Tract From Deerfield Beach to Homestead, Florida-25 Years From 2014 Based on Historical Rates of Mean Elevation Change
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by projecting future regional-scale changes in seafloor elevation for several sites along the Florida Reef Tract, Florida (FL) including the shallow seafloor along the coast of...
Projected Seafloor Elevation Change in the Upper Florida Keys 25, 50, 75 and 100 Years from 2002 Projected Seafloor Elevation Change in the Upper Florida Keys 25, 50, 75 and 100 Years from 2002
The U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted research to quantify the combined effect of all constructive and destructive processes on modern coral reef ecosystems by measuring regional-scale changes in seafloor elevation in the Upper Florida Keys, Florida (FL), including both coral-dominated habitats and adjacent, non-coral-dominated...
Shallow ATRIS (sATRIS) Images-Dry Tortugas National Park, Florida, 2011 Shallow ATRIS (sATRIS) Images-Dry Tortugas National Park, Florida, 2011
Underwater digital images, single-beam bathymetry, and global positioning system (GPS) data were collected July 13 to July 17, 2011 within Dry Tortugas National Park, FL, USA. A total of 272,828 images of the seafloor and water column were collected along pre-defined transect lines and organized into 14 sets: track1, track2, track3, track4, track5, track6, track7, track8, track9, track10
Coastal Topography-Upper Florida Keys Reef Tract, Florida, 26-30 June 2016 Coastal Topography-Upper Florida Keys Reef Tract, Florida, 26-30 June 2016
Lidar-derived seamless (bare earth and submerged) topography Digital Elevation Model (DEM) mosaic and classified point-cloud datasets of a portion of the upper Florida Keys reef tract were produced from remotely sensed, geographically referenced elevation measurements collected June 26-30, 2016.
Shallow ATRIS (sATRIS) Images-Dry Tortugas National Park, Florida, 2009 Shallow ATRIS (sATRIS) Images-Dry Tortugas National Park, Florida, 2009
Underwater digital images, single-beam bathymetry, and global positioning system (GPS) data were collected June 13?14, 2009 at Pulaski Shoal within Dry Tortugas National Park, FL, USA. A total of 195,406 images of the seafloor and water column were collected along pre-defined transect lines and organized into 3 sets: track1, track2, and track3. This data release contains a subset of...
Ocean Currents and Pressure Time Series at the Upper Florida Keys: Crocker Reef, FL Ocean Currents and Pressure Time Series at the Upper Florida Keys: Crocker Reef, FL
Acoustic Doppler Current Profilers (ADCPs) and Pressure loggers were deployed at Crocker Reef, a senile (dead) barrier reef located in the northern portion of the Florida Reef Tract during December 12, 2014 to January 30, 2015. A pressure logger was deployed in the deepest part of the fore reef at a water depth of 14 m. This logger configured to measure pressure at a rate of 2 Hz to...
Filter Total Items: 26
*Disclaimer: Listing outside positions with professional scientific organizations on this Staff Profile are for informational purposes only and do not constitute an endorsement of those professional scientific organizations or their activities by the USGS, Department of the Interior, or U.S. Government