The present study evaluates the effect of climatic events La Niña and drought on the
structure of phytoplankton and hydrological variables in the Amazon estuary. Samples were …

The present study analyzed gonadal development in Crassostrea gasar from an Amazonian
estuary and characterized the relationship between the reproductive cycle and the variation …

The temporal and spatial variability of dissolved inorganic nutrients (NO 3−, NO 2−, NH 4+,
PO 4 3− and DSi), total nitrogen (TN), total phosphorus (TP), nutrient ratios, suspended …

Widespread flooding occurred along the Amazon coast during 2009, starting in the early
rainy season, when a La Niña event provoked an abnormal increase in rainfall levels. The …

Abstract The Taperaçu Estuary is distinct from other Amazonian estuaries due to the
absence of significant fluvial discharge and consequent dominance of marine influence. The …

The influence of environmental variables on planktonic biodiversity is widely known.
However, the absence of information about the cyanobacterial community in tropical …

This study aimed to establish the reproductive cycle of the mangrove oyster, Crassostrea
rhizophorae cultured in the macrotidal estuary of the Paciência River, Maranhão state, on …

In tropical coastal and estuarine environments, such as the mangroves of the Amazon
region, salinity is considered to be one of the principal factors limiting the farming of bivalve …

The coastal zone of the Brazilian state of Maranhão is an area characterized by diverse
human activities and services, in particular in the “Ponta da Madeira” shipping terminal. The …

Spatial changes in environmental characteristics strongly influence the structure of benthic
communities on sandy beaches, where the patterns of occurrence are mainly controlled by …