An unusual die-off of southern right whales in Argentine Patagonia alarms scientists

MercoPress · 21/10/2026, 14:44:00

Scientists monitoring the southern right whale population at Península Valdés, in Argentina’s Chubut province, have recorded since July an unusual number of deaths among calves and adults which, they expect, could make this the worst year on record. They are investigating the role of a bacterium and of a toxic algal bloom known as “red tide”.