Patos Lagoon is located off the southern Brazilian coast and represents one of the largest coastal lagoons in the world. We estimated hydrological and physicochemical conditions associated with spatial variation in the ...

The present paper describes a new occurrence of the species Brachyhypopomus gauderio Giora and Malabarba, 2009 in the Taim Ecological Reserve, Rio Grande do Sul state, Brazil

Groupers are large-bodied fishes with broad global distribution and commercial and ecological importance. Many grouper species are endangered, but information on trophic ecology of groupers outside the Mediterranean Sea ...

Foi observado o estado reprodutivo e definidas as relações gonadais de Callinectes sapidus no estuário e área oceânica adjacente da Lagoa dos Patos, RS, a partir de dados de captura por unidade ...

The extratropical cyclones are associates to frontals systems and air temperatures gradients at troposphere. The aim of this work was relate the effect of these cyclones in increase of salinity in the stream of access ...

Sarcocornia ambigua is a perennial glasswort, native of South America and a potential new seed-oil crop and forage for direct irrigation with salt water. Small seeds develop inside fertile segments of its cylindrical ...

A 10-day trial was conducted to evaluate the effect of temperature on the antioxidant system of Litopenaeus vannamei in a biofloc technology system. Four treatments in triplicate tanks were assigned to the following ...

Modeling the distribution patterns of the estuarine macrobenthic community has revealed itself as a difficult task due to spatio-temporal heterogeneity. This study uses ordinary kriging and Poisson modeling to generate ...

We evaluated the population dynamics of Acetes americanus Ortmann, 1893 focusing on sex ratio, individual growth, longevity, and the juvenile recruitment period. Samples were collected monthly from January 2006 to June ...

Grazing scars of burrowing crabs and Hemiptera insects were simulated on leaves of the salt marsh grass Spartina alterniflora. Simulations of crab feeding generated two-fold higher fungal (ergosterol) content in leaves in ...

The nereidid polychaete Laeonereis acuta (Treadwell, 1923) is either considered to be a valid species, or a synonym of Laeonereis culveri (Webster, 1879). The species epithet, acuta, refers to the acuminate anterior region ...

Os efeitos do óleo bunker na sobrevivência e nas taxas de crescimento de Laguncularia racemosa foram testados por meio de um experimento de derrame controlado, aplicado em 60 plântulas individualmente plantadas em pequenos ...

First application of morphometrics in a study of variations in uncinial shape present within the Terebellidae (Polychaeta). Zoological Studies 45(1): 75-80. In this study, morphometric analyses of the uncinial shape were ...

In general, the adverse effect of a chemical compound present in water varies with the concentration and time of exposure to the compound, the nature of the chemical species and age of the exposed organisms. Thus, nitrogen ...

Cassino beach, located in southern Brazil, is a very fine sand beach with morphodynamic stages ranging from dissipative to intermediate. This beach can display up to three sand bars which are active during high energy ...

Os habitantes da região costeira que se estende da província de Buenos Aires, na Argentina, a Rio Grande, no sul do Brasil, sabem que a água do mar é quase 10°C mais quente em janeiro que em julho. Um observador mais ...

Ecological modeling has been used as a tool to estimate potential impacts caused by aquaculture to the surrounding environment. In this work, a mathematical model was applied to estimate the maximum amount of pink shrimp ...

Este artigo reporta o processo inflamatório agudo e celular no marisco brancoMesodesma mactroides, induzido através de injeção de tinta nanquim no pé muscular. Obervações histológicas com microscopia óptica e eletrônica ...

Conhecidos por serem zonas de transição entre o mar e o continente, os estuários são ambientes referidos pela sua importância sócio–econômica e ecológica, além de sua complexidade e vulnerabilidade frente a influência ...

Este artigo discute a insalubridade na ótica da saúde ambiental, cujo campo principal de atenção são os ecossistemas antrópicos, os espaços onde a espécie humana predomina e altera drasticamente o conjunto das formas ...