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Acta Zoológica Mexicana
Article . 2011 . Peer-reviewed
License: CC BY NC SA
Data sources: Crossref
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Acta Zoológica Mexicana
Article
License: CC BY NC SA
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Variación genética y conservación de una población de Crocodylus moreletii en cautiverio

Authors: Ricardo Serna-Lagunes; Pablo Díaz-Rivera;

Variación genética y conservación de una población de Crocodylus moreletii en cautiverio

Abstract

La endogamia es un problema frecuente en poblaciones aisladas o en cautiverio, por esto es necesario implementar estrategias que minimicen su incidencia. El cocodrilo de pantano, Crocodylus moreletii, se aprovecha en cautiverio y la conservación de su variación genética es esencial para su explotación y en la toma de decisiones para la liberación de sus crías. El objetivo del estudio fue analizar la viabilidad poblacional, el riesgo de extinción y el tamaño efectivo de población de C. moreletii en cautiverio.Se utilizaron modelos de simulación y métodos directos y ecológicos con la finalidad de obtener las medidas demográficas y genéticas apropiadas para establecerse en los criaderos de C. moreletii. Seencontró que es factible establecer una población de 200 cocodrilos, lo que garantizará su sobrevivencia durante 50 años. El Ne debe ser mayor a 900 cocodrilos, con una proporción de sexos de un macho por 2.5 hembras y con clase de talla adulto-reproductivo; con esto, se tendría un aproximado de 84% de cocodrilos reproductores efectivos en la población total, y presentarían una tasa de endogamia menor al 5.5%. Esta información ayudará a conservar el 94% de la variación genética de la población de C. moreletii en cautiverio durante 100 años, y permitiría la transmisión de material genético viable a las crías para ser liberados al medio natural.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
1
Average
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