Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern Argentina

Rice fields occupy large areas in Northeastern Argentina, and in Corrientes this widespead activity has become a feature in the landscape, as it is one of the main producing provinces. The aquatic Coleoptera is part of the fauna inhabiting these artificial environments but little is known about this...

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Main Authors: María Constanza Gómez Lutz, Arturo I. Kehr, Liliana A. Fernández
Format: Article
Language:English
Published: Vicerractoría Investigación 2015-09-01
Series:Revista de Biología Tropical
Subjects:
Online Access:http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442015000300629&lng=en&tlng=en
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author María Constanza Gómez Lutz
Arturo I. Kehr
Liliana A. Fernández
author_facet María Constanza Gómez Lutz
Arturo I. Kehr
Liliana A. Fernández
author_sort María Constanza Gómez Lutz
collection DOAJ
description Rice fields occupy large areas in Northeastern Argentina, and in Corrientes this widespead activity has become a feature in the landscape, as it is one of the main producing provinces. The aquatic Coleoptera is part of the fauna inhabiting these artificial environments but little is known about this group in irrigated rice fields. The aims of this study were to determine the diversity and species richness of coleopterans in a typical rice field, and to characterize the community of water beetles through different abundance models. For this, samples were collected from an active rice field located in "El Sombrero" town, in Corrientes Province, between November 2011 and April 2012. An entomological net of 30 cm diameter was used, and species richness, diversity and equitability were calculated monthly; besides, the community composition was characterized by means of rank-abundance models. A total of 74 species of aquatic coleopterans were identified. January and February resulted the months with the highest diversity. The aquatic Coleoptera species found in most of the sampled months were adjusted to the logarithmic rank-abundance model. The data suggests that, if it is properly managed, rice cropping in Northeastern Argentina can support a diverse aquatic coleopteran fauna.
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spelling doaj.art-3a98b727817d40938358a6542cbd33d12023-09-03T06:16:46ZengVicerractoría InvestigaciónRevista de Biología Tropical0034-77442015-09-01633629638S0034-77442015000300629Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern ArgentinaMaría Constanza Gómez LutzArturo I. KehrLiliana A. FernándezRice fields occupy large areas in Northeastern Argentina, and in Corrientes this widespead activity has become a feature in the landscape, as it is one of the main producing provinces. The aquatic Coleoptera is part of the fauna inhabiting these artificial environments but little is known about this group in irrigated rice fields. The aims of this study were to determine the diversity and species richness of coleopterans in a typical rice field, and to characterize the community of water beetles through different abundance models. For this, samples were collected from an active rice field located in "El Sombrero" town, in Corrientes Province, between November 2011 and April 2012. An entomological net of 30 cm diameter was used, and species richness, diversity and equitability were calculated monthly; besides, the community composition was characterized by means of rank-abundance models. A total of 74 species of aquatic coleopterans were identified. January and February resulted the months with the highest diversity. The aquatic Coleoptera species found in most of the sampled months were adjusted to the logarithmic rank-abundance model. The data suggests that, if it is properly managed, rice cropping in Northeastern Argentina can support a diverse aquatic coleopteran fauna.http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442015000300629&lng=en&tlng=enbiodiversidadcoleópteros acuáticoscampos de arrozArgentina
spellingShingle María Constanza Gómez Lutz
Arturo I. Kehr
Liliana A. Fernández
Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern Argentina
Revista de Biología Tropical
biodiversidad
coleópteros acuáticos
campos de arroz
Argentina
title Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern Argentina
title_full Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern Argentina
title_fullStr Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern Argentina
title_full_unstemmed Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern Argentina
title_short Abundance, diversity and community characterization of aquatic Coleóptera in a rice field of Northeastern Argentina
title_sort abundance diversity and community characterization of aquatic coleoptera in a rice field of northeastern argentina
topic biodiversidad
coleópteros acuáticos
campos de arroz
Argentina
url http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442015000300629&lng=en&tlng=en
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AT arturoikehr abundancediversityandcommunitycharacterizationofaquaticcoleopterainaricefieldofnortheasternargentina
AT lilianaafernandez abundancediversityandcommunitycharacterizationofaquaticcoleopterainaricefieldofnortheasternargentina