Many marine fisheries in South American Atlantic coasts (SAAC) are threatened by
overfishing and under serious risk of collapsing. The SAAC comprises a diversity of …

In satellite images of the world ocean the Argentine Sea is one of the areas of highest
chlorophyll-a (Chl a) concentration. Here we analyze the spatial variability in primary …

An analysis of Brazilian marine fisheries catch data covering the years 1978–2000 is
conducted with emphasis on testing for the occurrence of the 'fishing down the marine food …

This study aims to determine the diversity of freshwater fish in Kelingi River Lubuklinggau
City. The research was conducted from May until August 2017. Sampling sites were …

Knowing how the diversity of sharks, rays and chimaeras (Chondrichthyes) is distributed
helps us to design strategies to conserve these highly-vulnerable predators and their …

The worldwide depletion of major fish stocks through intensive industrial fishing is thought to
have profoundly altered the trophic structure of marine ecosystems. Here we assess …

The human exploitation of marine resources is characterised by the preferential removal of
the largest species. Although this is expected to modify the structure of food webs, we have a …

Multiple anthropogenic sources, such as contamination, habitat degradation, eutrophication,
and, more recently, fishing, have steadily been impacting marine ecosystems for at least the …

The feeding habits of the sand tiger shark Carcharias taurus, one of the most threatened
sharks of the world, are poorly known. Sand tiger sharks are critically endangered in the …

This study offers a brief overview of the historical development of fisheries in Madeira since
1938. Changes in food web structure in the waters around Madeira archipelago were …