Results 31 to 40 of about 1,878 (248)

Numerical simulations of SAR microwave imaging of the Brazil current surface front [PDF]

open access: yes, 2015
This paper analyzes the hydrodynamic and atmospheric instability modulation mechanisms which influence the Brazilian Current's (BC) thermal front signature in Synthetic Aperture Radar (SAR) images.
Carina Regina de Macedo   +5 more
core   +1 more source

Possible changes in the Holocene wind pattern recorded on southeastern Brazilian coast

open access: yesBoletim IG-USP. Publicação Especial, 1991
The Pacific oceanographic phenomenon "EL Nino" is responsible, during some months, for very significant atmospheric circulation disturbances in the coasts of southern Equador and Northern Peru. Consequently, derangements of some natural mechanisms, directly or indirectly related to wind patterns, are produced along northeastern, southeastern or ...
Martin, Louis, Flexor, J.M., Suguio, K.
openaire   +3 more sources

First documented record of the Roseate Tern Sterna dougallii Montagu, 1813 (Aves: Sternidae) in southeast Brazil [PDF]

open access: yesCheck List, 2013
We report the first record of Sterna dougallii Montagu, 1813 on the southeastern Brazilian coast. During monthly bird surveys in the northern Rio de Janeiro State, on January 2012 we recovered a tern banded in Massachusetts, USA.
Davi Tavares   +2 more
doaj   +3 more sources

An extended geographical distribution of Donax gemmula Morrison, 1971 (Bivalvia: Donacidae): new record from the Brazilian Northeastern coast [PDF]

open access: yesCheck List, 2013
This study provides the first record of Donax gemmula Morrison, 1971 (Bivalvia: Donacidae) from the Ceará State, Northeast Brazil; up to now it was only known from the Southeastern and Southern Brazilian coast.
Cristiane Barroso   +3 more
doaj   +3 more sources

Palaeoenvironm ent and palaeoethnology o f sam baqui inhabitants in S outheastern Rio de Janeiro State.

open access: yesRevista do Museu de Arqueologia e Etnologia, 1999
Charcoal analysis of seven sambaquis from the southeastern Brazilian coast allowed palaeoenvironment reconstruction as well as various palaeoethnological considerations on wood use and on the fishers-gatherershunters’ diet. Restinga, dry forest, mangrove
Rita Scheel-Ybert
doaj   +1 more source

What we must do – An exotic invasive species in paradise [PDF]

open access: yesBiotemas, 2008
The soft coral Chromonephthea brazilensis was first recorded at Arraial do Cabo, on the southeastern Brazilian coast. Following studies showed that the presence of C. braziliensis may be a real threat to regional biodiversity, especially to endemic coral
Marcelo Semeraro Medeiros   +1 more
doaj   +3 more sources

Sediment contamination and toxicity of Marine Protected Areas in southeastern Brazilian coast: A baseline for management planning

open access: yesMarine Pollution Bulletin, 2021
Recent studies have shown that the effectiveness of establishing Marine Protected Areas (MPAs) is threatened by toxic effects of contaminants. São Paulo is the most economically developed state of Brazil, and its coast is protected by a system of MPAs, including the North Shore Marine Protected Area (NSMPA).
Moreira, Lucas Buruaem   +6 more
openaire   +3 more sources

Decapod crustacean associations with scyphozoan jellyfish (Rhizostomeae: Pelagiidae) in the Southeastern Brazilian coast [PDF]

open access: yesSymbiosis, 2016
In southeastern Brazil, decapod crustaceans were found living in association with the scyphozoan jellyfish. In total, 2002 specimens of the Scyphozoa Lychnorhiza lucerna were collected of which 511 were associated decapods that were identified as three species of the crab Libinia ferreirae, Libinia spinosa, and one Grapsoidea sp.
Lemos Goncalves, Geslaine Rafaela   +3 more
openaire   +2 more sources

Oceanographic Features Detected on MODIS Images Under Sunglint Condition: Examples at the Brazilian Southeastern Coast

open access: yes, 2017
Optical/near-infrared remote sensing images acquired by remote sensors in specular bidirectional reflection conditions between sun, sea surface and sensor (sunglint condition) can be used to identify oceanographic and meteorological features and ...
João Antônio Lorenzzetti (6799919)   +2 more
core   +1 more source

Testing the importance of predation refuge vs. food quality in determining the use of macroalgal hosts by a generalist marine mesograzer

open access: yes, 2020
Bottom-up (e.g. resource quality) and top-down (e.g. predation) factors have strong effects on the fitness and distribution of small herbivores. Herein, we investigated how food quality and refuge offered by macroalgal hosts influence the distribution of
Machado, Glauco B. O.   +2 more
core   +1 more source

Home - About - Disclaimer - Privacy