Bibliography Record
x |
|
Powell, James Arthur, Jr.
(detail)
|
| |
|
1981 |
The manatee population in Crystal River, Citrus County, Florida. In: R. L. Brownell, Jr., & K. Ralls (eds.), The West Indian manatee in Florida. Proceedings of a workshop held in Orlando, Florida 27-29 March 1978 (q.v.).
Tallahassee, Florida Dept. Nat. Res. (iv + 154): 33-40. 5 tabs. 1 fig.
–Repr. in J.M. Packard (1983c: 125-132). Describes manatees' use of Crystal River as a warm-water winter refugium, based on aerial and boat surveys, 1967-78; the sex and age composition of the population; the number of known individuals resighted in successive winters; and the calving intervals of known females. Age at first conception is estimated at 7-8 years, calving interval at either 2.5 or 5 years.
|
Related Index Records (5)
|
Aerial Surveys of Distribution
|
| |
x |
|
|
1981 |
Powell, J.A., Jr. (TM; Crystal R., Florida; 33-35.) |
|
|
|
Behavior, Shelter-seeking or Escape
(SEE ALSO: Hunting and Capture; Migration and Movements; Natural Death or Injury; Temperature, Effects of)
|
| |
x |
|
* |
1981 |
Powell, J.A., Jr. (TM; use of Crystal R., Florida; 34-37.) |
|
|
|
Birth and Breeding
(SEE ALSO: Age Determination; Behavior, Sexual; Population Biology; Urogenital System)
|
| |
x |
|
|
1981 |
Powell, J.A., Jr. (TM; Crystal R., Florida; calving intervals; 38-39.) |
|
|
|
Florida
|
| |
x |
|
|
1981 |
Powell, J.A., Jr. (TML; use of Crystal R.; 33-40.) |
|
|
|
Trichechus manatus Linnaeus, 1758
|
| |
x |
|
|
1981 |
Powell, J.A., Jr. (use of Crystal R., Florida; 33-40.) |
|
|
|