About the Authors

Robert A. Frakes

frakesr@comcast.net

Affiliation U.S. Fish and Wildlife Service, South Florida Ecological Services Office, 1339 20th Street, Vero Beach, Florida, United States of America

Robert C. Belden

Current address: 22032 SW 15th Avenue, Newberry, Florida, United States of America

Affiliation U.S. Fish and Wildlife Service, South Florida Ecological Services Office, 1339 20th Street, Vero Beach, Florida, United States of America

Barry E. Wood

Affiliation U.S. Fish and Wildlife Service, South Florida Ecological Services Office, 1339 20th Street, Vero Beach, Florida, United States of America

Frederick E. James

† Deceased.

Affiliation National Park Service, South Florida Natural Resources Center, Everglades National Park, Homestead, Florida, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RAF RCB. Performed the experiments: RAF. Analyzed the data: RAF RCB BEW FEJ. Wrote the paper: RAF RCB FEJ. GIS analysis: BEW RAF. Hydrological calculations: FEJ.