Environmental pollution has become a pressing concern worldwide due to the accumulation
of pollutants from industries and agricultural sectors in soil and water environments. Heavy …

Copper, lead, cadmium and mercury concentrations were recorded in water and tissues of
Oreochromis niloticus from Egyptian fish farms in 2007-2009. Histopathological alterations …

The assessment of heavy metals concentration in Tiga dam, Nigeria vis-à-vis their
bioaccumulation and histopathological alterations in Auchenoglanis occidentalis from it …

The contamination of the aquatic systems with heavy metals from natural anthropogenic
sources has become a global problem which poses threats to ecosystems and natural …

Oceanological and Hydrobiological Studies Page 1 I nternational J ournalof O ceanographyand H
ydrobiology 1National Institute of Oceanography and Fisheries (NIOF), Inland Water and …

This study was conducted to examine the residual levels of lead (Pb) and cadmium (Cd) in
Nile tilapia (Oreochromis niloticus) collected from three locations (Abbassa, Damietta, and El …

Exposure to heavy metals is an important environmental problem resulting from
anthropogenic activities. The aim of this study was the evaluation of some heavy metals as …

Bioaccumulation of toxic metals in fish causes serious threats to human when they are
consumed. Thus, the detection of toxic element concentration levels in aquatic component is …

Background The increasing consumption of seafood may bring health risks. It will be
especially important for the people living along the coasts who are highly dependent on …

Background. Aquatic organisms demonstrate a high vulnerability to mortality when exposed
to Pb, even at low concentrations. The objective of this investigation is to ascertain the …