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				| x |   | Ackerman, Bruce B.; Wright, Scott D.; Bonde, Robert K.; Odell, Daniel Keith;  Banowetz, Donna J. 
				
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				|  |  | 1995 | Trends and patterns in mortality of manatees in Florida, 1974-1992. In: T. J. O'Shea, B. B. Ackerman, & H. F. Percival (eds.), Population biology of the Florida manatee (q.v.). 
					Information & Technology Rept. (U.S. Dept. Interior, Natl. Biological Service) (vi + 289) 1: 223-258. 23 tabs. 10 figs. Aug. 1995.
					–Abstr. in O'Shea et al. (1992: 22). Statistical analysis of data from over 2,000 recovered carcasses shows a 5.9%/yr. increase in number of carcasses, 9.3%/yr. increase in deaths from watercraft collisions, 11.9%/yr. increase in perinatal deaths, and no significant change in other human-related causes of death. Geographical and seasonal patterns in mortality are also documented, as are catastrophic die-offs. Threats to manatees and their habitat are expected to increase. |  
			
				|   |   | Wright, Scott D.; Ackerman, Bruce B.; Bonde, Robert K.; Beck, Cathy A.;  Banowetz, Donna J. 
				
					(detail) |  
				|  |  | 1995 | Analysis of watercraft-related mortality of manatees in Florida, 1979-1991. In: T. J. O'Shea, B. B. Ackerman, & H. F. Percival (eds.), Population biology of the Florida manatee (q.v.). 
					Information & Technology Rept. (U.S. Dept. Interior, Natl. Biological Service) (vi + 289) 1: 259-268. 2 tabs. 8 figs. Aug. 1995.
					–Abstr. in O'Shea et al. (1992: 23). |  |