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 ...

In the present study, embryotoxicity experiments using the sea urchin Lytechinus variegatus were carried out to better clarify the ecotoxicological effects of tributyltin (TBT) and triphenyltin (TPT) (the recently banned ...

The imposex incidence was appraised in South American gastropods, considering thescenario before and after the global ban of tributyltin (TBT). A statistically significant reduction in imposex indexes was observed in ...

The present study was conducted to estimate the acute toxicity of unionized ammonia–nitrogen (NH3–N)and nitrite–nitrogen (NO2–N) to juvenile pompano Trachinotus marginatus (0.86±0.21 g) at different salinity levels: 5, ...

Este estudo teve como objetivo determinar o efeito da intensidade luminosa sobre a capacidade de predação de larvas do peixe-rei marinho Odontesthes argentinensis. Ovos fertilizados foram coletados na Praia do Cassino,Rio ...

The spatial distribution, abundance and habitat of a population of a shallow-water octopus, Octopus insularis, subject to some fishery pressure,was studied in the Fernando de Noronha Archipelago, a marine protected area ...

O aumento dos cultivos em ambientes costeiros tem gerado preocupação a respeito do lançamento dos seus efluentes no ambiente aquático. Este estudo objetivou determinar o impacto dos efluentes de cultivos de camarões sobre ...

O uso de imagens de pequeno e médio formato tem se intensificado nos últimos anos em todo o mundo e particularmente na região da palnície Costeira (RS) em função da disponibilidade do sistema ADAR 1000. O uso destas imagens ...

Mature Brazilian £ounders Paralichthys orbignyanus were captured in coastal southern Brazil and their reproduction in captivity was studied. Brazilian £ounder will spawn naturally in captivity when the water temperature ...

Este trabalho visou a determinar o efeito tóxico do nitrito sobre larvas do peixe-rei marinho Odontesthes argentinensis através de testes agudos com 96h de duração. As larvas utilizadas neste experimento foram cultivadas ...

This study investigates the relationships between the spring phytoplankton commu- nity and environmental factors in the Brazil-Malvinas confluence region. Phytoplankton community composition was determined by the high ...

The relative abundance and fishing potential of the commercially valuable fishes and cephalo-pods with marketable size was assessed using two seasonal bottom trawl surveys performed in 2001 and 2002 on the outer shelf and ...

A medium-sized Octopus species is described based on material collected in shallow equatorial waters around the oceanic islands of Fernando de Noronha Archipelago, Rocas Atoll, St Peter and St Paul Archipelago and the ...

The exploitation status of white croaker Micropogonias furnieri in southern Brazil is assessed using a production model constructed according to three hypotheses of stock discreetness: an isolated stock in southern Brazil; ...

Defined as operational units, the estuarine and marine fishing production systems (FPS) from the two southernmost states of Brazil, Santa Catarina and Rio Grande do Sul were analyzed using the RAPFISH technique with respect ...

Changes in the population structure, growth, and mortality of the striped weakfish Cynoscion guatucupa of southern Brazil were studied based on data collected from commercial landings in Rio Grande between 1976 and 2002. ...

O Arquipélago de Fernando de Noronha (AFN) encontra-se numa fase de consolidar uma política pesqueira/ambiental adequada para garantir a conservação dos recursos naturais na Área de Preservação Ambiental (APA), entre as ...

Congrids inhabit the warm and temperate seas of the world, from the coastline to the slope of various continents. Many of its species are much valued by commercial and artisan fishing; nevertheless, at world level, there ...

O objetivo deste trabalho foi avaliar a influência do biofilme sobre o crescimento de pós-larvas do camarão-rosa Farfantepenaeus paulensis em sistema de gaiolas-berçários localizadas em uma enseada rasa do estuário da Lagoa ...

The distribution of paralarvae and small juvenile cephalopods sampled by a rectangular midwater trawl (opening area 8 m²) over the continental shelf off Cape Santa Marta Grande, southern Brazil (28º09’S–29º56’S) during ...