Results 21 to 30 of about 7,350 (178)

New records and geographic distribution map of Typhlops amoipira Rodrigues and Juncá, 2002 (Typhlopidae) in the Brazilian Rainforest [PDF]

open access: yesCheck List, 2012
This study presents the first records of Typhlops amoipira to the Brazilian Atlantic Forest biome and expands its geographic distribution up to 1033 km northward of the type locality.
Polyanne Brito, Eliza Freire
doaj   +3 more sources

O São Francisco, um rio de muitas esperas

open access: yesConfins, 2015
From the standpoint of "social history of waiting" this article pretends to propose another way to write the history of the São Francisco River. On one side, the São Francisco is the result of many hopes (geopolitical and social) that have left traces in
Laurent Vidal
doaj   +1 more source

Population biology of the freshwater shrimp Atya scabra (Leach, 1816) (Crustacea: Decapoda) in São Francisco River, Brazil: evidence from a population at risk of extinction

open access: yesNauplius, 2021
Considering the environmental impacts to rivers caused by the exploitation of water resources and the consequences of these impacts upon fauna, the objective of this study was to evaluate the population biology of the shrimp Atya scabra (Leach, 1816) in ...
Samara de P. Barros-Alves   +2 more
doaj   +1 more source

Fluvial aggradation and incision in the Brazilian tropical semi-arid: Climate-controlled landscape evolution of the São Francisco River

open access: yes, 2021
Large rivers are dynamic systems whose evolution depends on both internal and external forcing, particularly tectonics, sea level, and climate. Associating fluvial responses to a specific driver is a complex task that has been debated for a long time ...
Pupim, Fabiano do Nascimento   +5 more
core   +1 more source

Fish assemblage and current status of the upper São Francisco River basin floodplain [PDF]

open access: yesActa Limnologica Brasiliensia, 2023
: Aim This study aimed to evaluate whether the upper São Francisco River basin floodplain is still used as a nursery by migratory fish and present the current status of the area’s ichthyofauna after almost 40 years since the only survey was conducted in
Marina Ferreira Moreira   +3 more
doaj   +1 more source

THE IMPORTANCE OF THE VETERINARY MEDICAL IN THE INTEGRATED PREVENTIVE MONITORING

open access: yesEnvironmental Smoke, 2018
The Integrated Preventive Monitoring began in 2002 with the initiative of the Public Ministry of the State of Bahia, and the Hydrographic Basin Committee of the São Francisco River.
José Andreey Almeida Teles   +6 more
doaj   +1 more source

Environmental factors and benthic Oligochaeta (Annelida, Clitellata) assemblages in a stretch of the Upper São Francisco River (Minas Gerais State, Brazil)

open access: yesBrazilian Journal of Biology
The Oligochaeta forms an important part of the macroinvertebrates inhabiting sediments of lotic ecosystems. It has an important role in the cycling of matter and energy transfer in these environments.
AL Suriani-Affonso   +3 more
doaj   +1 more source

Oceanic variability related to river outflow at São Francisco Hydrographic basin

open access: yes, 2012
Esta pesquisa tem como objetivo avaliar a relação existente entre o comportamento anual dos oceanos e o da vazão na Bacia do Rio São Francisco, Brasil, para o período de 1968 a 2004.
Karine Mirieli dos Santos Costa   +1 more
core   +1 more source

First record of genus Imparfinis from a northeastern coastal Brazilian river basin: I. borodini Mees & Cala, 1989 in Rio de Contas, Bahia [PDF]

open access: yesCheck List, 2016
Imparfinis borodini Mees & Cala, 1989 is recorded in low population abundance in the upper Paraná, Tocantins and São Francisco river drainages according to the scientific literature and available collection data, but it has not been previously ...
Luisa Sarmento-Soares   +5 more
doaj   +3 more sources

Estabilização de taludes marginais com técnicas de bioengenharia de solos no Baixo São Francisco Riverbank stabilization with soil bioengineering techniques at the Lower São Francisco River

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2008
Os taludes marginais no baixo curso do Rio São Francisco, dominados por solos de baixa coesão sofrem com o avanço da erosão que causa recuo da margem e assoreamento do canal.
Francisco S. R. Holanda   +2 more
doaj   +1 more source

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