scholarly journals Synoptic analysis of an intense rainfall event in Paraíba do Sul river basin in southeast Brazil

2017 ◽  
Vol 25 (1) ◽  
pp. 66-77 ◽  
Author(s):  
Camila Silva Brasiliense ◽  
Claudine Pereira Dereczynski ◽  
Prakki Satyamurty ◽  
Sin Chan Chou ◽  
Victor Rander da Silva Santos ◽  
...  
2021 ◽  
Vol 74 ◽  
pp. 102405
Author(s):  
Luciana Maria Ferrer ◽  
Daniel Andrés Rodriguez ◽  
Maria Cristina Forti ◽  
Felix Carriello

2004 ◽  
Vol 106 (1) ◽  
pp. 107-110 ◽  
Author(s):  
K.F. Kavalco ◽  
R. Pazza ◽  
L.A.C. Bertollo ◽  
O. Moreira-Filho

1998 ◽  
Vol 26 (4) ◽  
pp. 1524-1528
Author(s):  
Maria Aparecida Juliano de Carvalho ◽  
Suzana Sendacz

2020 ◽  
Vol 43 (1) ◽  
pp. 355-365
Author(s):  
C. S. BRASILIENSE ◽  
C. P. DERECZYNSKI ◽  
P. SATYAMURTY ◽  
S. C. CHOU ◽  
R. N. CALADO

2018 ◽  
Vol 18 (4) ◽  
Author(s):  
Juliano Rodrigues Honorio ◽  
Itamar Alves Martins

Abstract: This study focus on an inventory of the ichthyofauna of the Una river, a tributary of the Paraíba do Sul river, located in the region of Paraíba do Sul River Valley, in the State of São Paulo. Sampling was carried out in three sampling areas along the channel of the Una river between April 2016 and March 2017. For the collection of fish specimens, was used angling, fyke nets, cast nets, dragnets and hand nets. A total of 1.534 specimens were collected, which corresponds to five different orders, 14 families, 26 genera and thirty species. The study revealed that the most significant number of reported species are from the orders Siluriformes and Characiformes. The Characidae family was the most representative concerning the wealth of species and Astyanax aff. bimaculatus (two spot Astyanax | lambari-do-rabo-amarelo) was the species with the highest number of individuals captured. The freshwater ichthyofauna of the Una river is composed of eight species considered allochthonous and one exotic. Of the thirty species listed in this study, five are new records for the Paraíba do Sul river basin.


2018 ◽  
Vol 40 (1) ◽  
pp. 36666 ◽  
Author(s):  
Claudio Nona Morado ◽  
Thiago Estevan Parente Martins ◽  
Francisco Gerson Araujo ◽  
Francisco José Roma Paumgarten ◽  
Iracema David Gomes

Author(s):  
Cézar Henrique Barra Rocha ◽  
Hiago Fernandes Costa ◽  
Leonardo Pimenta Azevedo

Large-scale enterprises with high potential to pollute need to be licensed, properly supervised and monitored during and after their operations to avoid and/or mitigate impacts in their areas of influence. The São Mateus Stream Basin (SMSB), located in rural area of Juiz de Fora (MG), is impacted by several activities, highlighting a deactivated landfill and an industrial park. This study monitored the concentration of heavy metals in the waters of the main tributaries of the SMSB. Strategic points were selected in each sub-basin, before the mouth and meeting of the Bocaina, Salvaterra and São Mateus Streams, measured monthly between January and December 2014 using the Metalyser probe, and applying the Contamination Index (CI). The CI results showed that the enterprises located in this basin, especially the Park Sul and Salvaterra Landfill in the Bocaina and Salvaterra Streams, respectively, are negatively impacting the quality of these waters. Metals such as Hg, Cu, Pb and Zn were the ones that most violated CONAMA Resolution 357/2005, directing management in order to control the sources of these metals, which are cumulative in organisms and damage the whole trophic chain. The inhabitants of this rural area are not served by any water concessionaire and make use of springs and wells below the level of these streams.


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