Journal of Sleep Disorders & Therapy
Open Access
ISSN: 2167-0277
ISSN: 2167-0277
Jeffrey S. Hatfield
U.S. Geological Survey, Patuxent Wildlife Research Center, Laurel, Maryland, USA
Dr. Jeffrey S. Hatfield affiliated from U.S. Geological Survey, Patuxent Wildlife Research Center, Laurel, Maryland, USA. Accomplishments/Awards/Achievements: Research grants from Earthwatch, 1990-91, and 1999-2000; Research grant from the National Geographic Society, 1996-99; USGS scientific achievement award, 1998; Service plaque from the U.S. Fish and Wildlife Service, 1999; Star award from the National Park Service, 2000; USGS scientific achievement award, 2005; USGS award for patent application, 2006. Active Projects: Growth and survival of trees in Hawaiian montane rain forest Vegetation monitoring at Balcones Canyonlands National Wildlife Refuge Range-wide population viability analysis for the golden-cheeked warbler
population and community ecology; population viability analysis, design and analysis of wildlife studies