Buscar
Mostrando ítems 1-10 de 15
Estrutura da Ictiofauna em igarapés da Floresta Nacional do Tapajós, Pará, Brasil, em dois períodos do ciclo sazonal
(Universidade Federal do Oeste do Pará, 2018-04)
Fish constitute the most specious group among the Craniata, comprising about half of vertebrates known in the world. With regard to freshwater fishes, the greatest diversity is found in the Neotropical region, which includes, ...
Dieta de quatro espécies de peixe na área de influência da usina hidrelétrica de Curuá-Una, Estado do Pará-Brasil
(Universidade Federal do Oeste do Pará, 2018-05-10)
The ichtlyogical fauna of the Amazonian River Systems offers high flexibility, which in your
time trophic, is associated with the dynamics of these systems. However, with the
construction of hydroelectric power stations, ...
Avaliação do efeito toxicológico de Atrazina na retina de alevinos de Collossoma macropomum (Cuvier,1818)
(Universidade Federal do Oeste do Pará, 2018-05)
Atrazine is a herbicide that has physical-chemical characteristics that increase the
chance of reaching groundwater. Among the most commercially available active ingredients in
Brazil, atrazine ranked 3rd in the ranking ...
Toxidade aguda e potencial anestésico do hidrolato de Myrcia sylvatica (G.Mey.) DC. em juvenis de Tambaqui (Colossoma macropomum)
(Universidade Federal do Oeste do Pará, 2018-02-28)
Acute toxicity and anesthetic potential of hydrolate of Myrcia sylvatica (G. Mey.) DC. in
juvenile of tambaqui (Colossoma macropomum): Natural products are being tested as
anesthetics in fish, in order to mitigate the ...
A pesca e o conhecimento tradicional dos pescadores de um lago de inundação no Baixo Amazonas: sugestões para manejo e conservação
(Universidade Federal do Oeste do Pará, 2018-05-24)
This work aimed to analyze the traditional knowledge of fishermen about reproduction, feeding,
habitat and behavior of the main fish species, as well as to describe socioeconomic aspects,
fishing characteristics and the ...
Macroinvertebrados aquáticos como indicadores de qualidade de água em viveiros de psiculturas em Santarém-PA
(Universidade Federal do Oeste do Pará, 2018-09-14)
In general, measurements of physico-chemical variables are used to determine the quality of water in fish farming. However, these are punctual, with more representative effects when associated with biological indicators. ...
Caracterização da atividade pesqueira das comunidades do entorno do Parque Estadual de Monte Alegre, Pará, Brasil.
(Universidade Federal do Oeste do Pará, 2018-05-29)
In the Amazon region, fishing is one of the most traditional and important extractive activities, with a handcrafted and livelihood character. This study aims to characterize the fishing activity in the around the Park of ...
Uso do hidrolato de Myrcia Sylvatica (G.Mey.) DC. (Myrtaceae) como sedativo em condições simuladas de transporte de juvenis de Tambaqui (Colossomoma macropomum).
(Universidade Federal do Oeste do Pará, 2018-05-25)
The use of natual products in aquaculture has been intensifying, appearing as an alternative for improvement in production as food supplements, insecticides, anesthetics and sedatives. The objective of this work was to ...
Revisão taxonômica das espécies do gênero Trachelyopterichthys Bleeker, 1862 (Siluriformes: Aucheripteridae).
(Universidade Federal do Oeste do Pará, 2018-08-07)
The species of Trachelyopterichthys were reviewed. Specimens available at museums were analyzed, as well as comparisons of original descriptions. The validity of the species was tested by means of statistical comparisons ...
Dinâmica da atividade pesqueira e fatores espaciais da pesca no Município de Alenquer: contribuições para o manejo
(Universidade Federal do Oeste do Pará, 2018-05-29)
The Municipality of Alenquer, located in the mesoregion of the Lower Amazon, has a fishing activity, so far little studied, probably because it is not part of the axis of the great fishing ports of the Amazon. This knowledge ...