Population size of Aegla paulensis (Decapoda: Anomura: Aeglidae)

We used the Schumacher-Eschmeyer method for closed populations to estimate and compare the population size of adults of Aeglapaulensis, from Jaraguá State Park (São Paulo, Brazil), in two periods of the year with contrasting climatic conditions (late winter and late summer). The calculated density o...

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Main Authors: Felipe P.A Cohen, Bruno F Takano, Roberto M Shimizu, Sérgio L.S Bueno
Format: Article
Language:English
Published: Escuela de Ciencias del Mar, Facultad de Recursos Naturales, Pontificia Universidad Católica de Valparaíso 2013-09-01
Series:Latin American Journal of Aquatic Research
Subjects:
Online Access:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2013000400011&lng=en&tlng=en
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author Felipe P.A Cohen
Bruno F Takano
Roberto M Shimizu
Sérgio L.S Bueno
author_facet Felipe P.A Cohen
Bruno F Takano
Roberto M Shimizu
Sérgio L.S Bueno
author_sort Felipe P.A Cohen
collection DOAJ
description We used the Schumacher-Eschmeyer method for closed populations to estimate and compare the population size of adults of Aeglapaulensis, from Jaraguá State Park (São Paulo, Brazil), in two periods of the year with contrasting climatic conditions (late winter and late summer). The calculated density of adult individuals was considerably higher in the summer (11.5 ind m-2) than in the winter (6.7 ind m-2). This density difference of adult individuals was attributed to variation in the population structure of coexisting cohorts of adults at each sampling season of the year, due to dissimilarities in the cumulative abundance of recruits that effectively become adults after puberty molt, and difference in longevity between sexes.
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spelling doaj.art-2f0e1bd2614645d5994349902c95566a2022-12-21T20:26:25ZengEscuela de Ciencias del Mar, Facultad de Recursos Naturales, Pontificia Universidad Católica de ValparaísoLatin American Journal of Aquatic Research0718-560X2013-09-01414746752S0718-560X2013000400011Population size of Aegla paulensis (Decapoda: Anomura: Aeglidae)Felipe P.A Cohen0Bruno F Takano1Roberto M Shimizu2Sérgio L.S Bueno3Universidade de São Paulo Rua do MatãoUniversidade de São Paulo Rua do MatãoUniversidade de São Paulo Rua do MatãoUniversidade de São Paulo Rua do MatãoWe used the Schumacher-Eschmeyer method for closed populations to estimate and compare the population size of adults of Aeglapaulensis, from Jaraguá State Park (São Paulo, Brazil), in two periods of the year with contrasting climatic conditions (late winter and late summer). The calculated density of adult individuals was considerably higher in the summer (11.5 ind m-2) than in the winter (6.7 ind m-2). This density difference of adult individuals was attributed to variation in the population structure of coexisting cohorts of adults at each sampling season of the year, due to dissimilarities in the cumulative abundance of recruits that effectively become adults after puberty molt, and difference in longevity between sexes.http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2013000400011&lng=en&tlng=endecápodos de agua dulceAeglidaeestructura poblacionalmarcaje y recapturapoblación cerradaBrasil
spellingShingle Felipe P.A Cohen
Bruno F Takano
Roberto M Shimizu
Sérgio L.S Bueno
Population size of Aegla paulensis (Decapoda: Anomura: Aeglidae)
Latin American Journal of Aquatic Research
decápodos de agua dulce
Aeglidae
estructura poblacional
marcaje y recaptura
población cerrada
Brasil
title Population size of Aegla paulensis (Decapoda: Anomura: Aeglidae)
title_full Population size of Aegla paulensis (Decapoda: Anomura: Aeglidae)
title_fullStr Population size of Aegla paulensis (Decapoda: Anomura: Aeglidae)
title_full_unstemmed Population size of Aegla paulensis (Decapoda: Anomura: Aeglidae)
title_short Population size of Aegla paulensis (Decapoda: Anomura: Aeglidae)
title_sort population size of aegla paulensis decapoda anomura aeglidae
topic decápodos de agua dulce
Aeglidae
estructura poblacional
marcaje y recaptura
población cerrada
Brasil
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2013000400011&lng=en&tlng=en
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