The RSPB says around 400 birds in total have been rescued from along the south coast but experts are still trying to detmenine exactly what caused the pollution incident.
The charity says it highlights the need for sea birds to be given formal protection in marine conservation zones. Richard lawrence reports.
More top news
A woman and two young children have been seriously injured after being hit by a car near a seaside holiday park in Somerset.
Showers on Saturday and Sunday, some heavy, but sunny on the bank holiday
Some cloud tonight, showers Saturday and Sunday, sunny on Monday