Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Michael K. Callahan"'
Autor:
Jasmine R. Maurer, Dennis F. Whigham, Mark C. Rains, Kai C. Rains, Michael K. Callahan, Ryan S. King, Steven J. Baird, Coowe M. Walker
Publikováno v:
JAWRA Journal of the American Water Resources Association. 53:478-492
Autor:
Mark C. Rains, Steven J. Baird, Jason C. Bellino, Ryan S. King, Coowe M. Walker, Dennis F. Whigham, Michael K. Callahan
Publikováno v:
JAWRA Journal of the American Water Resources Association. 51:84-98
Headwater streams are the most numerous in terms of both number and length in the conterminous United States and play important roles as spawning and rearing grounds for numerous species of anadromous fish. Stream temperature is a controlling variabl
Autor:
Cecilia Torres, Meredith K. Meyers, Michael K. Callahan, James Porter, Rob Ruzicka, Kathryn P. Sutherland, Michael A. Colella
Publikováno v:
Journal of Experimental Marine Biology and Ecology. 408:79-87
Disease affects the growth and survival of reef building corals. Prevalence, severity, lethality, and recovery of dark spots syndrome (DSS) was measured on three common scleractinian corals, Montastraea annularis complex, Siderastrea siderea , and St
Autor:
Pamela Hallock, David Palandro, Carl R. Beaver, Christine Kranenburg, Chuanmin Hu, Phillip Dustan, Michael K. Callahan, Frank E. Muller-Karger, Serge Andréfouët
Publikováno v:
Remote Sensing of Environment. 112:3388-3399
The loss of coral reef habitats has been witnessed at a global scale including in the Florida Keys and the Caribbean. In addition to field surveys that can be spatially limited, remote sensing can provide a synoptic view of the changes occurring on c
Autor:
Jason M. Lenes, Brian P. Darrow, Robert H. Byrne, Cynthia A. Heil, Christopher Cattrall, Joseph M. Prospero, Kent A. Fanning, Gabriel A. Vargo, John J. Walsh, D. Bates, Michael K. Callahan
Publikováno v:
Limnology and Oceanography. 46:1261-1277
Prior laboratory studies of Trichodesmium have shown a high iron requirement that is consistent with the biochemical demand for iron in the enzyme nitrogenase. Summer delivery of iron, in the form of Saharan dust, may provide an explanation for Trich
Autor:
Frank E. Muller-Karger, Keith E. Hackett, Serge Andréfouët, James Porter, Jennifer Wheaton, Chuanmin Hu, Michael K. Callahan
Publikováno v:
Geophysical Research Letters. 30
[1] The status of coral reef communities has been monitored annually since 1996 at two sites north of Key West, Florida, [Smith Shoal (24.72°N, 81.92°W) and Content Keys (24.82°N, 81.49°W)]. Percent cover of selected benthic community categories