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Feeding ecology of Auchenipterichthys longimanus (Siluriformes: Auchenipteridae) in a riparian flooded forest of Eastern Amazonia, Brazil Neotropical Ichthyology
Freitas,Tiago Magalhães da Silva; Almeida,Vitor Hudson da Consolação; Valente,Roberta de Melo; Montag,Luciano Fogaça de Assis.
Feeding habits of the midnight catfish Auchenipterichthys longimanus collected in rivers of the Caxiuanã National Forest (Eastern Amazonia, Brazil) were investigated through the different hydrological periods (dry, filing, flood and drawdown). A total of 589 specimens were collected throughout seven samplings between July 2008 and July 2009, of which 74 were young males, 177 adult males, 89 young females and 249 adult females. The diet composition (Alimentary index - Ai%) was analyzed by a non-metric multidimensional scaling (nMDS) and by the analysis of similarity (ANOSIM), which included 37 items grouped into nine categories (Aquatic insects, Other aquatic invertebrates, Arthropods fragment, Fish, Plant fragment, Seeds, Terrestrial insects, Other...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Amazon; Catfish; Hydrological seasons; Trophic ecology.
Ano: 2011 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252011000300016
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Mauritinus seferi Bondar, 1960: bionomy, description of immature stages and redescription of adult (Coleoptera, Curculionidae) Rev. Bras. entomol.
Barbosa,Márcio Luís Leitão; Valente,Roberta de Melo.
Mature larvae of Mauritinus seferi Bondar, 1960 were collected in the mesocarp of murity palm (Mauritia flexuosa Linnaeus), in the State of Pará, Brazil. Larvae were reared to pupa and adults in the laboratory. Mature larva and pupa are described and adult redescribed. Adult and immature are illustrated for the first time. Observations about bionomy are included and discussed.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Baridinae; Bionomy; Mauritia flexuosa; Mauritinus seferi; Weevil.
Ano: 2003 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0085-56262003000100013
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