Bibliography Record

x
 
Lefebvre, Lynn W.; Kochman, Howard I. (detail)
   
1991
An evaluation of aerial survey replicate count methodology to determine trends in manatee abundance.
Wildl. Soc. Bull. 19: 298-309. 2 tabs. 4 figs.
–Analyzes winter survey data from Crystal and Homosassa rivers, Florida, 1985-86. Concludes that unit-recount surveys (Packard et al., 1986) should not be used to develop a population index based on resightings of individuals, but can serve to improve survey designs and to obtain an index with a measure of variation at specific aggregation sites. They could also be used in conjunction with a "variable effort recount" method, to standardize the latter and make the former method more flexible.

Related Index Records (5)

Aerial Surveys of Distribution
  x * 1991 Lefebvre & Kochman (TML; Florida; replicate count methodology; 298-309.)

Behavior, Aggregative
(SEE ALSO: Aerial Surveys of Distribution)
  x 1991 Lefebvre & Kochman (TML; Florida; use of Crystal & Homosassa Rs.; 299-304.)

Florida
  x 1991 Lefebvre & Kochman (TML; use of Crystal & Homosassa Rs.; aerial survey methodology; 299-305.)

Population Biology
(SEE ALSO: Aerial Surveys of Distribution; Age Determination; Birth and Breeding)
  x 1991 Lefebvre & Kochman (TML; Florida; evaluation of replicate count methodology; 298-309.)

Trichechus manatus Linnaeus, 1758
  x 1991 Lefebvre & Kochman (Florida; aerial survey methodology; 298-309.)


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