Eutrophication resulting from high nutrient loading has been the paramount environmental
problem for lakes world-wide for the past four decades. Efforts are being made in many parts …

In natural ecosystems of animals, introduction of larvae of parasitic nematodes into the litter
layer from excrement facilitates their migration and search of new host vertebrate animals. In …

Organochlorine pollutants in the major fish species (pike Esox lucius, perch Perca fluviatilis,
and roach Rutilus rutilus) of Lake Årungen, Norway, were investigated after an extensive …

In Mexico, non-native species are established in virtually every lake and represent one of
the most important factors in species diversity loss. An iconic example is Lake Patzcuaro …

Simple Summary An in-depth study of the feeding habits characterizing bioinvaders may
provide key information on the magnitude of their impacts on recipient communities …

Two complementary approaches are commonly used for analysing trophic interactions that
allow inferences about consumed and assimilated resources: gut content (GCA) and stable …

Intraspecific diet specialization, usually driven by resource availability, competition and
predation, is common in natural populations. However, the role of parasites on diet …

Large reductions in fish biomass are common both as a method of managing lake
ecosystems by fish removals (biomanipulation) and as naturally occurring fish kills. To …

The present study outlines two main trends of mercury transfer patterns through the fish
community: 1) the Hg concentrations increase with increase in the trophic level, with top …

Due to global climate change–induced shifts in species distributions, estimating changes in
community composition through the use of Species Distribution Models has become a key …