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Metais em água, sedimento e duas espécies de peixes com diferentes níveis tróficos em um rio subtropical brasileiro
(Universidade Federal de Santa Maria, 2011-12-16)
In aquatic environments, heavy metals are produced from natural and anthropogenic
sources and the degree of contamination in fish tissues depend on pollutant type, fish
species, sampling site, trophic level and their ...
Análise do desenvolvimento das interações sociais do Tangará Chiroxiphia caudata (aves, Pipridae)
(Universidade Federal de Santa Maria, 2011-02-25)
The blue manakin Chiroxiphia caudata is a bird of the Pipridae family with distribution in the Atlantic Forests of Brazil, Argentina and Paraguay. Males have a lekking
polygynous system, aggregating in certain places that ...
Composição e distribuição espacial e temporal de larvas de Chironomidae (Insecta, Diptera), em um rio em região montanhosa, no extremo sul do Brasil
(Universidade Federal de Santa Maria, 2011-03-31)
The composition and spatio-temporal distribution of the taxocenoses of the larvae of Chironomidae of a mountainous river, in southernmost Brazil were analyzed for this study. The diversity found was also compared to the ...
Comunidade de artrópodes ectoparasitos de duas espécies de Turdus linnaeus, 1758 (Passeriformes: turdidae) no sul do estado do Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2011-02-28)
This study aimed to describe the ectoparasitic arthropod community associated with
syntopic populations of Turdus amaurochalinus and T. rufiventris in three areas of the
Atlantic forest in the southern state of Rio Grande ...
Diversidade de formigas (Hymenoptera: formicidae) de fragmentos florestais em Santa Maria, Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2011-03-14)
Ants belong to a hyperdiverse social insect group with many species used as ecological indicators of
their habitat conditions. This study aims to analyze richness, species composition, diversity, evenness,
and environmental ...
Estrutura das comunidades de pequenos mamíferos de duas unidades de conservação (Taim e Espinilho) do bioma Pampa, Sul do Brasil
(Universidade Federal de Santa Maria, 2011-02-23)
The small-mammal community structure of two conservation unit (CUs), Taim Ecological Station (TES) and Espinilho State Park (ESP), of the Pampa biome in southern Brazil, was investigated and compared regarding species ...
Estudo comparativo de comunidades de quirópteros (Mammalia) entre uma ilha costeira e continente no Norte do Brasil
(Universidade Federal de Santa Maria, 2011-03-01)
According to the theory of island biogeography, large islands next the mainland tend to have greater richness than the smaller or more remote islands. Moreover, because of the isolation that insular environments suffering, ...
Biologia populacional de uma nova espécie de Aeglidae (Crustacea, Anomura) na sub-bacia do rio Jaguari - RS
(Universidade Federal de Santa Maria, 2011-02-22)
This study aims to evaluate some aspects of the biology of a new species of aeglid at Jaguari River basin (in process of description), such as the population structure, the morphological sexual maturity and somatic growth ...
História natural de Crossodactylus schmidti Gallardo, 1961 (Anura, Hylodidae) no Parque Estadual do Turvo, Rio Grande do Sul
(Universidade Federal de Santa Maria, 2011-02-25)
This dissertation presents information on (1) the advertisement and aggressive calls of Crossodactylus schmidti and on (2) the species diet and its relationship with prey availability. The study was conducted with populations ...
Espécies de Scarabaeinae (Coleoptera: Scarabaeidae) de fragmentos florestais com diferentes níveis de alteração em Santa Maria, Rio Grande do Sul
(Universidade Federal de Santa Maria, 2011-02-23)
This study aims to contribute to the scarce data on the Scarabaeinae fauna of the Rio Grande do Sul, Brazil. Twenty-four samplings were made with pitfall traps baited with human excrement, rotting meat and fermented banana ...