Results 61 to 70 of about 1,942 (155)
Swimbladder abnormalities in piapara (Leporinus obtusidens) captured downstream of the Funil Dam
Neotropical IchthyologyFish damage in hydroelectric stations has been extensively reported, but further investigations focusing on Brazilian migratory species, especially large fish, are needed.
Viviane de Oliveira Felizardo +4 more
doaj +1 more source
Acta Scientiarum: Biological Sciences, 2008 O exame das brânquias de 240 espécimes de peixes do rio Paraná, região de Porto Rico, Paraná, Brasil, mostrou que cinco espécies possuíam pequenos cistos, cuja observação revelou constituírem plasmódios de Henneguya spp. (Myxozoa, Myxosporea, Myxobolidae)
Gilberto Cezar Pavanelli +2 more
doaj +1 more source
Orbital: The Electronic Journal of Chemistry, 2018 Heavy metals concentration in fishes are important indicator geomorphological or environmental integrity in aquatic habitats. Aiming to evaluate metal concentration in fish muscles in Apa River, upper Paraguay basin, we analyzed 124 individuals of eight ...
Yzel Rondon Súarez +2 more
doaj +3 more sources
Brazilian Journal of Biology, 2013 The aquatic habitats of the Taquari-Antas river basin (in the Patos Lagoon basin, southern Brazil) are under marked environmental transformation because of river damming for hydropower production.
FG. Becker +8 more
doaj
Influência do oxigênio dissolvido no desempenho de juvenis de piava (Leporinus obtusidens) [PDF]
, 2012 Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Aquicultura, Florianópolis, 2011A dificuldade para manter elevadas concentrações de oxigênio dissolvido na água de cultivo de ...
Rojas, Jhon Edison Jimenez
core
Brazilian Journal of BiologyFishing in the area of Cachoeira de Emas dates from the aboriginal Painguás who inhabited its margins. The socioeconomic conditions of the fishers and fishing are described, derived from personal interviews with 33 fishers.
J. Peixer, M. Petrere Júnior
doaj +1 more source
Fishes of the Taquari-Antas river basin (Patos Lagoon basin), southern Brazil
Brazilian Journal of BiologyThe aquatic habitats of the Taquari-Antas river basin (in the Patos Lagoon basin, southern Brazil) are under marked environmental transformation because of river damming for hydropower production.
FG. Becker +8 more
doaj +1 more source
Substituição do farelo de soja pelo farelo de linhaça em dietas para a piava (Leporinus obtusidens)
Semina: Ciências Agrárias, 2013 The aim of this study was evaluate the replacement of soybean meal by linseed meal on growth of piava juveniles. The experiment was carried on fish farming laboratory of UFSM/CESNORS, on March to April, 2011. They were used 360 fish, (initial weight = 9.0 ± 2.5 g), which placed in a water re-use system composed by 15 tanks (250L), with mean temperature
Dirleise Pianesso +6 more
openaire +2 more sources
Revista Eletrônica Científica da UERGS, 2015 O presente trabalho tem como objetivo relatar novos registros de peixes não-nativos no sistema estuarino-lagunar do rio Tramandaí (SELT) e apresentar uma revisão das espécies de peixes invasoras na Bacia Hidrográfica do Rio Tramandaí (BHRT), no litoral ...
Rodrigo Machado +4 more
doaj +1 more source
Diversity of Nematoda and Digenea from different species of characiform fishes from Tocantins River, Maranhão, Brazil. [PDF]
Rev Bras Parasitol Vet, 2022 Cárdenas MQ +3 more
europepmc +1 more source