Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil
Autor(a) principal: | |
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Data de Publicação: | 2006 |
Tipo de documento: | Tese |
Idioma: | por |
Título da fonte: | Biblioteca Digital de Teses e Dissertações da UFRRJ |
Texto Completo: | https://tede.ufrrj.br/jspui/handle/tede/799 |
Resumo: | From April 2002 to July 2003, 296 freshwater fishes from Lajes Reservoirs in the State of Rio de Janeiro, Brazil (22?42 - 22?50 S, 43?53 - 44?05 W) were necropsied to study their community metazoan parasites: 39 Astyanax bimaculatus (Linnaeus, 1758), 79 A. fasciatus (Cuvier, 1819), 65 Geophagus brasiliensis (Quoy & Gaimard, 1824), 23 Hypostomus affinis (Steindachner, 1877), 26 Hoplias malabaricus (Bloch, 1794), 30 Loricariichthys castaneus (Castelnau, 1855) and 34 Trachelyopterus striatulus (Steindachner, 1877). The majority specimens of G. brasiliensis (81.5%), H. affinis (95.6%) and H. malabaricus (84.6%) was parasitized by one or more metazoan species. In A. bimaculatus, A. fasciatus, L. castaneus and T. striatulus 41%, 39.2%, 56.7 and 14.7% of specimens were parasitized, respectively.Ten different metazoan parasites species were collected: 2 in A. bimaculatus, 3 in A. fasciatus, 6 in G. brasiliensis, 3 in H. affinis, 4 in H. malabaricus, 4 in L. castaneus and 1 in T. striatulus. Six species were common in at least two communities. The glossiophonid was collected in 6 communities. The larval stage of digeneans were the majority of the parasite specimens collected in H. malabaricus and L. castaneus with 45.9% and 80.4%, respectively. In A. bimaculatus and A. fasciatus the nematodes were the majority of the parasite specimens collected, while in G. brasiliensis and H. affinis the hirudine glossiophonid was the majority of the parasite specimens collected. Only one spcecies of monogenean was collected in T. striatulus. The parasite of 7 host species showed the typical aggregate pattern of distribution. Two cases of negative correlation between host s total length and prevalence and parasite abundance were found. The parasite community of L. castaneus showed the higher values of mean intensity, index of dispersion and higher values of diversity. While the parasite community of H. affinis showed the higher values of mean abundance and the mean parasite species richness. Only in A. fasciatus and L. castaneus the abundance and parasite species richness showed positive correlations with the host s total length. Geophagus brasiliensis was the species with higher number of species: ectoparasites (3), adult endoparasites (1) and larval stage of endoparasites (2). The parasite communities of the studied fishes showed scarcity of significant correlation of parasitic abundance, scpecies richness and diversity and the size of the host. The low scpecies richness and diversity of parasite communities could be attribute by oligotrophic characteristics of the Lajes Reservoirs. |
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Alejos, Jos? Luis Fernando Luque035.273.772-17http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4796807E0026.715.037-76http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4768647A0Paraguass?, Aline Rodrigues2016-04-28T20:16:19Z2007-02-132006-02-21PARAGUASS?, Aline Rodrigues. Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro. 2006. 96 f. Tese (Doutorado em Ci?ncias Veterin?rias) - Instituto de Veterin?ria, Universidade Federal Rural do Rio de Janeiro, Serop?dica - RJ, 2010.https://tede.ufrrj.br/jspui/handle/tede/799From April 2002 to July 2003, 296 freshwater fishes from Lajes Reservoirs in the State of Rio de Janeiro, Brazil (22?42 - 22?50 S, 43?53 - 44?05 W) were necropsied to study their community metazoan parasites: 39 Astyanax bimaculatus (Linnaeus, 1758), 79 A. fasciatus (Cuvier, 1819), 65 Geophagus brasiliensis (Quoy & Gaimard, 1824), 23 Hypostomus affinis (Steindachner, 1877), 26 Hoplias malabaricus (Bloch, 1794), 30 Loricariichthys castaneus (Castelnau, 1855) and 34 Trachelyopterus striatulus (Steindachner, 1877). The majority specimens of G. brasiliensis (81.5%), H. affinis (95.6%) and H. malabaricus (84.6%) was parasitized by one or more metazoan species. In A. bimaculatus, A. fasciatus, L. castaneus and T. striatulus 41%, 39.2%, 56.7 and 14.7% of specimens were parasitized, respectively.Ten different metazoan parasites species were collected: 2 in A. bimaculatus, 3 in A. fasciatus, 6 in G. brasiliensis, 3 in H. affinis, 4 in H. malabaricus, 4 in L. castaneus and 1 in T. striatulus. Six species were common in at least two communities. The glossiophonid was collected in 6 communities. The larval stage of digeneans were the majority of the parasite specimens collected in H. malabaricus and L. castaneus with 45.9% and 80.4%, respectively. In A. bimaculatus and A. fasciatus the nematodes were the majority of the parasite specimens collected, while in G. brasiliensis and H. affinis the hirudine glossiophonid was the majority of the parasite specimens collected. Only one spcecies of monogenean was collected in T. striatulus. The parasite of 7 host species showed the typical aggregate pattern of distribution. Two cases of negative correlation between host s total length and prevalence and parasite abundance were found. The parasite community of L. castaneus showed the higher values of mean intensity, index of dispersion and higher values of diversity. While the parasite community of H. affinis showed the higher values of mean abundance and the mean parasite species richness. Only in A. fasciatus and L. castaneus the abundance and parasite species richness showed positive correlations with the host s total length. Geophagus brasiliensis was the species with higher number of species: ectoparasites (3), adult endoparasites (1) and larval stage of endoparasites (2). The parasite communities of the studied fishes showed scarcity of significant correlation of parasitic abundance, scpecies richness and diversity and the size of the host. The low scpecies richness and diversity of parasite communities could be attribute by oligotrophic characteristics of the Lajes Reservoirs.Entre abril de 2002 e julho de 2003, foram necropsiados 296 esp?cimes de peixes: 39 Astyanax bimaculatus (Linnaeus, 1758), 79 A. fasciatus (Cuvier, 1819), 65 Geophagus brasiliensis (Quoy & Gaimard, 1824), 23 Hypostomus affinis (Steindachner, 1877), 26 Hoplias malabaricus (Bloch, 1794), 30 Loricariichthys castaneus (Castelnau, 1855) e 34 Trachelyopterus striatulus (Steindachner, 1877) provenientes do Reservat?rio de Lajes (22?42 - 22?50 S, 43?53 - 44?05 O), Estado do Rio de Janeiro, Brasil, para estudo das suas comunidades parasit?rias. A maioria dos esp?cimes de G. brasiliensis (81,5%), H. affinis (95,6%) e H. malabaricus (84,6%) estavam parasitados por pelo menos uma esp?cie de metazo?rio. Em A. bimaculatus, A. fasciatus, L. castaneus e T. striatulus 41%, 39,2%, 56,7% e 14,7% dos esp?cimes estavam parasitados, respectivamente. Foram coletadas 10 diferentes esp?cies de metazo?rios parasitos: 3 digen?ticos, 1 monogen?tico, 2 nemat?ides, 1 cop?pode, 1 hirud?neo, 1 bivalve e 1 is?pode. Seis esp?cies de metazo?rios parasitos foram comuns a pelo menos duas comunidades. O glossiphon?deo foi encontrado em seis das sete comunidades estudadas. Os est?gios larvais de digen?ticos corresponderam ? maioria dos esp?cimes coletados em H. malabaricus e L. castaneus com 45,9% e 80,4%, respectivamente. Em A. bimaculatus e A. fasciatus os nemat?ides corresponderam a maioria dos esp?cimes coletados, enquanto em G. brasiliensis e H. affinis o glossiphonideo correspondeu a maioria dos esp?cimes coletados. Apenas uma esp?cie de monogen?tico foi coletada em T. striatulus. As comunidades de metazo?rios parasitos dos sete peixes estudados apresentaram t?pico padr?o de distribui??o agregada. Apenas o glossiphonideo apresentou correla??o negativa entre a abund?ncia e a preval?ncia parasit?rias e o comprimento total em H. malabaricus e L. castaneus, respectivamente. A comunidade parasit?ria de L. castaneus apresentou os maiores valores de intensidade m?dia, ?ndice de dispers?o e diversidade. Enquanto a comunidade parasit?ria de H. affinis apresentou os maiores valores de abund?ncia m?dia e riqueza parasit?ria. Apenas em A. fasciatus e L. castaneus a abund?ncia e a riqueza parasit?ria apresentaram correla??o positiva com o comprimento total do hospedeiro. Geophagus brasiliensis foi o hospedeiro com o maior n?mero de esp?cies de parasitos: ectoparasitos (3), endoparasitos adultos (1) e est?gios larvais de endoparasitos (2). As comunidades parasit?rias dos peixes estudados apresentaram escassez de correla??o entre a abund?ncia, riqueza parasit?ria e diversidade com o comprimento total dos hospedeiros. Os baixos valores de riqueza e diversidade das comunidades parasit?rias podem ser atribu?dos as caracter?sticas oligotr?ficas do Reservat?rio de Lajes.Made available in DSpace on 2016-04-28T20:16:19Z (GMT). No. of bitstreams: 1 2006 - Aline Rodrigues Paraguass?.pdf: 983519 bytes, checksum: 0c74cca0a30825c36292d89b35424d4e (MD5) Previous issue date: 2006-02-21Funda??o Carlos Chagas Filho de Amparo a Pesquisa do Estado do Rio de Janeiro - FAPERJapplication/pdfhttps://tede.ufrrj.br/retrieve/59787/2006%20-%20Aline%20Rodrigues%20Paraguass%c3%ba.pdf.jpgporUniversidade Federal Rural do Rio de JaneiroPrograma de P?s-Gradua??o em Ci?ncias Veterin?riasUFRRJBrasilInstituto de Veterin?riaecologia parasit?riaestrutura da comunidadepeixes de ?gua doceReservat?rio de Lajesparasite ecologycommunity structurefreshwater fishesLajes ReservoirsMedicina Veterin?riaComposi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, BrasilComposition and community structure of the metazoan parasites of seven fishes species from Lajes Reservoirs in the State of Rio de Janeiro, Brazilinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/doctoralThesisinfo:eu-repo/semantics/openAccessreponame:Biblioteca Digital de Teses e Dissertações da UFRRJinstname:Universidade Federal Rural do Rio de Janeiro (UFRRJ)instacron:UFRRJTHUMBNAIL2006 - Aline Rodrigues Paraguass?.pdf.jpg2006 - Aline Rodrigues Paraguass?.pdf.jpgimage/jpeg4122http://localhost:8080/tede/bitstream/tede/799/3/2006+-+Aline+Rodrigues+Paraguass%C3%BA.pdf.jpg1ec5a7eac71cf218bfdcd5cfec875523MD53TEXT2006 - Aline Rodrigues Paraguass?.pdf.txt2006 - Aline Rodrigues Paraguass?.pdf.txttext/plain185399http://localhost:8080/tede/bitstream/tede/799/2/2006+-+Aline+Rodrigues+Paraguass%C3%BA.pdf.txt51c5a8d8ea190938438841308ad4069aMD52ORIGINAL2006 - Aline Rodrigues Paraguass?.pdf2006 - Aline Rodrigues Paraguass?.pdfapplication/pdf1024594http://localhost:8080/tede/bitstream/tede/799/1/2006+-+Aline+Rodrigues+Paraguass%C3%BA.pdfc6e6c281505fa8609e1fc205dfc11d0bMD51tede/7992022-06-08 13:27:34.07oai:localhost:tede/799Biblioteca Digital de Teses e Dissertaçõeshttps://tede.ufrrj.br/PUBhttps://tede.ufrrj.br/oai/requestbibliot@ufrrj.br||bibliot@ufrrj.bropendoar:2022-06-08T16:27:34Biblioteca Digital de Teses e Dissertações da UFRRJ - Universidade Federal Rural do Rio de Janeiro (UFRRJ)false |
dc.title.por.fl_str_mv |
Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil |
dc.title.alternative.eng.fl_str_mv |
Composition and community structure of the metazoan parasites of seven fishes species from Lajes Reservoirs in the State of Rio de Janeiro, Brazil |
title |
Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil |
spellingShingle |
Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil Paraguass?, Aline Rodrigues ecologia parasit?ria estrutura da comunidade peixes de ?gua doce Reservat?rio de Lajes parasite ecology community structure freshwater fishes Lajes Reservoirs Medicina Veterin?ria |
title_short |
Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil |
title_full |
Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil |
title_fullStr |
Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil |
title_full_unstemmed |
Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil |
title_sort |
Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro, Brasil |
author |
Paraguass?, Aline Rodrigues |
author_facet |
Paraguass?, Aline Rodrigues |
author_role |
author |
dc.contributor.advisor1.fl_str_mv |
Alejos, Jos? Luis Fernando Luque |
dc.contributor.advisor1ID.fl_str_mv |
035.273.772-17 |
dc.contributor.advisor1Lattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4796807E0 |
dc.contributor.authorID.fl_str_mv |
026.715.037-76 |
dc.contributor.authorLattes.fl_str_mv |
http://buscatextual.cnpq.br/buscatextual/visualizacv.do?id=K4768647A0 |
dc.contributor.author.fl_str_mv |
Paraguass?, Aline Rodrigues |
contributor_str_mv |
Alejos, Jos? Luis Fernando Luque |
dc.subject.por.fl_str_mv |
ecologia parasit?ria estrutura da comunidade peixes de ?gua doce Reservat?rio de Lajes |
topic |
ecologia parasit?ria estrutura da comunidade peixes de ?gua doce Reservat?rio de Lajes parasite ecology community structure freshwater fishes Lajes Reservoirs Medicina Veterin?ria |
dc.subject.eng.fl_str_mv |
parasite ecology community structure freshwater fishes Lajes Reservoirs |
dc.subject.cnpq.fl_str_mv |
Medicina Veterin?ria |
description |
From April 2002 to July 2003, 296 freshwater fishes from Lajes Reservoirs in the State of Rio de Janeiro, Brazil (22?42 - 22?50 S, 43?53 - 44?05 W) were necropsied to study their community metazoan parasites: 39 Astyanax bimaculatus (Linnaeus, 1758), 79 A. fasciatus (Cuvier, 1819), 65 Geophagus brasiliensis (Quoy & Gaimard, 1824), 23 Hypostomus affinis (Steindachner, 1877), 26 Hoplias malabaricus (Bloch, 1794), 30 Loricariichthys castaneus (Castelnau, 1855) and 34 Trachelyopterus striatulus (Steindachner, 1877). The majority specimens of G. brasiliensis (81.5%), H. affinis (95.6%) and H. malabaricus (84.6%) was parasitized by one or more metazoan species. In A. bimaculatus, A. fasciatus, L. castaneus and T. striatulus 41%, 39.2%, 56.7 and 14.7% of specimens were parasitized, respectively.Ten different metazoan parasites species were collected: 2 in A. bimaculatus, 3 in A. fasciatus, 6 in G. brasiliensis, 3 in H. affinis, 4 in H. malabaricus, 4 in L. castaneus and 1 in T. striatulus. Six species were common in at least two communities. The glossiophonid was collected in 6 communities. The larval stage of digeneans were the majority of the parasite specimens collected in H. malabaricus and L. castaneus with 45.9% and 80.4%, respectively. In A. bimaculatus and A. fasciatus the nematodes were the majority of the parasite specimens collected, while in G. brasiliensis and H. affinis the hirudine glossiophonid was the majority of the parasite specimens collected. Only one spcecies of monogenean was collected in T. striatulus. The parasite of 7 host species showed the typical aggregate pattern of distribution. Two cases of negative correlation between host s total length and prevalence and parasite abundance were found. The parasite community of L. castaneus showed the higher values of mean intensity, index of dispersion and higher values of diversity. While the parasite community of H. affinis showed the higher values of mean abundance and the mean parasite species richness. Only in A. fasciatus and L. castaneus the abundance and parasite species richness showed positive correlations with the host s total length. Geophagus brasiliensis was the species with higher number of species: ectoparasites (3), adult endoparasites (1) and larval stage of endoparasites (2). The parasite communities of the studied fishes showed scarcity of significant correlation of parasitic abundance, scpecies richness and diversity and the size of the host. The low scpecies richness and diversity of parasite communities could be attribute by oligotrophic characteristics of the Lajes Reservoirs. |
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2006 |
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2006-02-21 |
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2007-02-13 |
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2016-04-28T20:16:19Z |
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PARAGUASS?, Aline Rodrigues. Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro. 2006. 96 f. Tese (Doutorado em Ci?ncias Veterin?rias) - Instituto de Veterin?ria, Universidade Federal Rural do Rio de Janeiro, Serop?dica - RJ, 2010. |
dc.identifier.uri.fl_str_mv |
https://tede.ufrrj.br/jspui/handle/tede/799 |
identifier_str_mv |
PARAGUASS?, Aline Rodrigues. Composi??o e estrutura das comunidades de metazo?rios parasitos de sete esp?cies de peixes do Reservat?rio de Lajes, Estado do Rio de Janeiro. 2006. 96 f. Tese (Doutorado em Ci?ncias Veterin?rias) - Instituto de Veterin?ria, Universidade Federal Rural do Rio de Janeiro, Serop?dica - RJ, 2010. |
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https://tede.ufrrj.br/jspui/handle/tede/799 |
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Universidade Federal Rural do Rio de Janeiro |
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UFRRJ |
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Brasil |
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Universidade Federal Rural do Rio de Janeiro |
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