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Brandini, Frederico Pereira; Boltovskoy, Demitrio; Piola, Alberto; Kocmur, Santiago; Rüdiger, Röttgers; Abreu, Paulo Cesar Oliveira Vergne de; Lopes, Rubens Mendes
(2000)
This paper presents the "rst data on the vertical distribution of chlorophyll and nutrients in the upper layers of the southern southwestern Atlantic and interprets it in relation to frontal
systems and the general ...
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Domingues, Catia Maria; Gonçalves, Glauber Acunha; Ghisolfi, Renato David; Garcia, Carlos Alberto Eiras
(2000)
Sequential infrared satellitebeen usedbetween November
images
1995 and August 1996 have
to derive sea sur-
face advective velocities in the southwestern Atlantic
Ocean using the Maximum Cross-Correlation (MCC)
technique. ...
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Niencheski, Luis Felipe Hax; Baumgarten, Maria da Graça Zepka
(2000)
The analysis of suspended particles probably provides the best basis for assessing metal contamination of aquatic environments. However, such assessments cannot be made unless suf®cient knowledge of natural contributions ...
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Mirlean, Nicolai; Vanz, Argeu; Baisch, Paulo Roberto Martins
(2000)
The current article presents the first data on physical-chemical parameters of wet
precipitation collected at single collection point in the city of Rio Grande, during the period of 12 months in 1997-1998. The employed ...
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Niencheski, Luis Felipe Hax
(2000)
A água é susceptível de alteração de suas propriedades e constituição por agentes naturais e antrópicos (sociais e tecnológicos). Essas alterações, quando intensas, podem provocar poluição. Em todo ambiente hídrico, as ...
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Baraj, Besnik; Niencheski, Luis Felipe Hax; Soares, José Antonio; Martinez, Maria; Merkoci, Arben
(2000)
The hydrogen chromate anion (HCrO4), which is the predominant species in acidic solutions and solutions with low chromium concentration, was determined by capillary zone electrophoresis (CZE) using UV detection on-column ...
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Araújo, Júlio Neves de; Haimovici, Manuel
(2000)
Age and growth of the white flounder Paralichthys patagonicus (Jordan, 1889) were
studied using sliced sagittae otoliths of 460 specimens collected ITomthe commercial fishery along southem Brazil (1989 to 1991). The changes ...
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Reis, Enir Girondi; D'Incao, Fernando
(2000)
The continental shelf of the extreme southern Brazil is one of the most productive fishing areas in Brazil. Great part of the commercial species is related to the estuary of Patos Lagoon. The estuary serves as spawning, ...
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Martins, Agnaldo Silva; Haimovici, Manuel
(2000)
The reproduction of the cutlassfish Trichiurus lepturus was studied from samples collected in bottom trawl surveys on the continental shelf and shelf break off southern Brazil. The mean total length (LT) at first gonadal ...
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Haimovici, Manuel; Canziani, Gonzalo Velasco
(2000)
The relationship between length (L) and weight (W) was estimated for 80 species belonging to 50 families of marine fishes from the shelf and upper slope of southern Brazil (lat. 28°S - 34°S). Sample sizes (n) for different ...
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Windom, Herbert; Smith, Ralph; Niencheski, Luis Felipe Hax; Alexander, Clark
(2000)
Data for uranium concentrations in 29 rivers and eight estuaries are presented. The river data expands the existing database on riverine uranium transport to include more smaller watersheds which collectively account for ...
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Matthiensen, Alexandre; Beattie, Kenneth A.; Yunes, João Sarkis; Kunimitsu, Kaya; Codd, Geoffrey
(2000)
[D-Leu1]Microcystin-LR was identi®ed as the most abundant microcystin from a laboratory strain of the cyanobacterium Microcystis sp. isolated from a hepatotoxic Microcystis bloom from brackish waters in the Patos Lagoon ...
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Vasconcellos, Marcelo Cunha; Gasalla, Maria de los Angeles
(2001)
The carrying capacity of marine shelf ecosystems in southern Brazil for harvestable species is analyzed by (1) quantifying the amount of available primary production appropriated by fisheries catches, (2) evaluating the ...
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Garcia, Alexandre Miranda; Vieira Sobrinho, João Paes
(2001)
O El Niño está associado com excesso de chuvas no sul do Brasil e aumento na descarga continental, acarretando alterações no regime de salinidade em estuários. Este trabalho descreve as mudanças na diversidade e composição ...
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Greig, Antonio Bernardo; Secchi, Eduardo Resende; Zerbini, Alexandre Novaes; Rosa, Luciano Dalla
(2001)
Although international protection has been granted since 1935, southern right whales have only recently shown signs of recovery, possibly due to anthropogenic factors. Off Brazil, illegal hunting of right whales occurred ...
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Santos, Roberta Aguiar dos; Haimovici, Manuel
(2001)
Cephalopod remains found in 286 stomach contents of 13 species of odontocetes (Pontoporia blainvillei, Lagenodelphis hosei, Sotalia fluviatilis, Stenella frontalis, Steno bredanensis, Tursiops truncatus, Delphinus sp., ...
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Castilhos, Danilo Dufech; Guadagnin, Clístenes Antônio; Silva, Marcelo Dutra da; Leitzke, Volnei Wruch; Ferreira, Luis Henrique; Nunes, Maria Cândida
(2001)
O cromo não possui essenciabilidade comprovada na nutrição das plantas, porém é requerido pelos microrganismos em alguns processos metabólicos específicos. Nesse sentido, elaborou-se o presente trabalho com o objetivo de ...
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Jorgensen, Pablo; Bemvenuti, Carlos Emílio
(2001)
Numa enseada estuarina da Lagoa dos Patos (Brasil) foi realizado um experimento com o objetivo de avaliar a eficiência do cultivo em cercados, no crescimento e na taxa de sobrevivência de juvenis de Farfantepenaeus paulensis. ...
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Mirlean, Nicolai; Baraj, Besnik; Niencheski, Luis Felipe Hax; Baisch, Paulo Roberto Martins; Robinson, Daniel
(2001)
In August of 1998 the tanker BAHAMAS belonging to the Chem Oil Company containing 12 000 t of concentrated sulphuric acid, had an accident on board, after which estuarine water entered one of the compartments of the tanker, ...
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Figueiredo, Mario Roberto Chim; Lima, Samuel Lopes; Agostinho, Claudio Angelo; Baêta, Fernando da Costa; Weigert, Stefan Cruz
(2001)
Foram construídas seis estufas climatizadas, instaladas inicialmente no Ranário Experimental da Universidade Federal
de Viçosa e, posteriormente, no Ranário Experimental da Fundação Universidade Federal do Rio Grande, ...