A total of 30 samples were collected from six different locations from of Abuja Federal Capital Territory (FCT), the administrative capital of Nigeria which is
The Puyango River Basin covers approximately an area of 4400 km2, it is located in Southern of Ecuador, with Calera and Amarillo rivers as tributaries. In this
Concentrations of heavy metals (Cd, Pb, Mn, Zn, and Cu) were measured in bottom sediment and the black-chin tilapia (Sarotherodon melanotheron) from the Sakumo