[PDF] Top 20 Spatial patterns and environmental risk associated to trace metals in sediments from Sepetiba bay, Rio de Janeiro, Brazil

... used to produce zinc of high purity from Calamine ore processing (Barcellos et ...1997) in Sepetiba ...seasons and high pluviosity events, wastes were leaching into the bay ... See full document

... Distribution and relative abundance of juvenile fish of the family Engraulididae in the Sepetiba Bay, Rio de Janeiro, Brazil was assessed to detect patterns ... See full document

... how to cope with the increased disposal of pollutants in rivers, lakes, and landfills surrounding ...cities. In response to this concern, a survey was conducted to determine ... See full document

... samples from 714 equids of Itaguaí and Serrana microregions, Rio de Janeiro, southeastern Brazil, were examined by indirect luorescent antibody test (titer 1:80) for heileria ... See full document

... Guanabara Bay is an important Brazilian es- tuary located in the southeast coast of Brazil ...urbanization and industrialization processes) promote the inflow and accumulation of ... See full document

... species. In the case of Sepetiba Bay, the predominance of males in the outer zone and the slight trend towards female predominance in the inner zone virtually fit this theory, ... See full document

... extraction, and the mangrove crabs collected and sold alive, there were no well defined landing ...points. In this case, the total catch was inferred from interviews within the fishing ...crab ... See full document

... sulfate-reducers in the presence of sulfate (Ferry, 1993), that in coastal environments tend to have higher concentrations due to the proximity to the ...sea. In these ... See full document

... Etropus crossotus foi uma espécie constante e de maior dominância dentre as populações de Pleuronectiformes estudadas, estando presente em 69,8% dos arrastos e participando com m[r] ... See full document

... relationship and spatial, temporal and ontogenetic changes in the condition factor of Micropogonias furnieri (Desmarest, 1823) were analyzed, from samples collected between October 1998 ... See full document

... that sediments and dusts transported and stored in the urban environment have the potential to provide considerable loadings of heavy metals to receiving waters and ... See full document

... regard to HPV infection, we detected a strongly different prevalence amongst the groups: ...while in Group II, nearly ...similar to those found for Group II ...range from 2-44% (Cushieri et ... See full document

... Com relação ao comprimento da nadadeira peitoral, as populações da Baia de Sepetiba apresentaram maiores coeficientes de regressão, indicando um crescimen- to mais rápido [r] ... See full document

... 50% in samples U2, U10, St37, St16 and St24), followed by Brassica (11% in sample St56), Amaranthus/ Chenopodiaceae (9% in sample St85) and Borreria densiflora (3% in sample ... See full document

... fica-se a presença de duas áreas distintas na baía, uma mais interna, que sofre grande influência dos rios e canais de marés, outra externa, com maior influência das águas marinhas. O clima enquadra-se no grupo A da ... See full document

... Corbula caribaea was the dominant and most frequent species in station group A, which was mainly characterized by very fine (39% of the stations) and fine sand (33.3%).. On the other han[r] ... See full document

... vortex and incubated in the dark for 30 ...min and the supernatant was carefully aspired under ...TCA and with 1.7 mL of 80% ice-cold ethanol, centrifuged and dried as ...added ... See full document

... Foram encontradas diferenças significativas entre as estações do ano (Tab. I), com as maiores médias de temperatura da água nos meses do verão e as menores durante os meses do inverno[r] ... See full document

... stored in sealed polythene bags, transported to the laboratory, air-dried at 30-35˚C in a fan-assisted oven, and separated into three sub- ...stored in polythene flasks and ... See full document

... a ocorrência da muda da puberdade nessa faixa de tamanho (Fig.. Goniopsis cruentata, no período de novembro/ 1997 a novembro/199B, no Manguezal de Itacuruçá, Rio de Janeiro.. essa r[r] ... See full document