Long-Distance Movement by American Alligators in Southwest Louisiana

Autor:	Phillip L. Trosclair, Valentine A. Lance, Leisa A. Nunez, Ruth M. Elsey
Rok vydání:	2011
Předmět:	Fishery Total Body Length Geography biology biology.animal Alligator Wildlife refuge Sexual maturity American alligator biology.organism_classification Ecology Evolution Behavior and Systematics Hurricane rita
Zdroj:	Southeastern Naturalist. 10:389-398
ISSN:	1938-5412 1528-7092
DOI:	10.1656/058.010.0301
Popis:	As part of an ongoing study on growth and sexual maturation of Alligator mississippiensis (American Alligator) on Rockefeller Wildlife Refuge, LA, 3601 specimens, ranging in total length from 28 to 361 cm, were captured from June 2000 through August 2004. Additionally, 70 alligators were collected opportunistically as part of a teaching exercise in August 2005, and 248 more were collected in 2006 (and one in January 2007) as part of a study evaluating the effects of Hurricane Rita on alligators. Representative samples from size classes greater than 60 cm were collected in most months of the year between 2000 and 2004. Each animal was tagged, measured, sexed, and released immediately at the site of capture. A large number of these marked alligators were recaptured outside the refuge boundaries during annual alligator hunts in September. Of the 286 recaptured alligators, 214 were males, 68 were females, and four were of undetermined sex. From each recaptured alligator, total body length and date of...
Databáze:	OpenAIRE
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