Scientists from the Instituto Espaol de Oceanografa (IEO) have once again obtained viable bluefin tuna spawnings in their facilities in Murcia without the need for hormonal induction.
A study led by scientists at the University of Valencia (Spain) characterizes eleven zebra mussel populations in the Ebro and the Jcar River Basin District and concludes that the arrival of this exotic species to Spanish river basins is "virtually irreversible…
