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Genética de populações de Aegla longirostri (crustacea, decapoda, anomura) da região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2009-03-31)
The Aeglidae are Decapoda crustaceans endemic from the neotropical region of South
America. They are the only anomuran family entirely restricted to freshwater, occurring
mainly in streams. Requirement for well conserved ...
Relações biogeográficas de mamíferos na região central da América do Sul
(Universidade Federal de Santa Maria, 2009-02-27)
The objective of this study was to analyze the influence of climatic and physiographic
variables in the geographic distribution of non-flying mammals in a central region of South
America. To examine the relationships ...
A variabilidade populacional do elemento de transposição mariner na espécie Drosophila simulans e sua descoberta em Drosophila melanogaster
(Universidade Federal de Santa Maria, 2009-10-09)
Transposable elements are DNA sequences that can change their location within the genome and can be found in almost all organisms. The mariner transposable element belongs to Class II, Tc1-mariner superfamily. An inactive ...
Efeitos da implantação da usina hidrelétrica Dona Francisca (RS, Brasil) sobre estágios imaturos de Odonata (Insecta)
(Universidade Federal de Santa Maria, 2009-02-26)
This study was carried out with the purpose to evaluate the short-term impact of a dam construction on the community of the immature Odonata through their analysis in lentic and lotic environments, before and after the ...
Chironomidae (Diptera: Insecta) na microbacia hidrográfica do rio Vacacaí-Mirim (Santa Maria, RS)
(Universidade Federal de Santa Maria, 2009-02-17)
The Chironomidae family constitutes one of the main groups of aquatic insects, being present in a great variety of environments and participating of various ecological processes, such as nutrients cycle and energetic ...
Dinâmica populacional de Aegla platensis (Crustacea, Anomura) em um tributário do Rio da Várzea em Frederico Westphalen - RS
(Universidade Federal de Santa Maria, 2009-02-16)
This dissertation presents a contribution for the preservation of Aegla platensis, one of
the most widely distributed species of anomuran crabs in South America, the only continent
where they are found. For this, monthly ...
Biogeografia de morcegos (Chiroptera) em área de transição floresta-campo no sudeste da América do Sul
(Universidade Federal de Santa Maria, 2009-03-10)
The variation on the richness species in regional scales has been debated a
lot. Three of the hypotheses mot frequently discussed as determinants of regional
variability in richness species are energy, contemporary ...
Ecologia de Tropidurus torquatus (Squamata: Tropiduridae) no bioma Pampa, extremo sul do Brasil
(Universidade Federal de Santa Maria, 2009-04-03)
Lizards are considered model organism in ecology, allowing the understanding of patterns and relations between organisms and environment. Tropidurus torquatus is a species with a broad distribution, with populations in ...