Rescuers found an unorthodox way to transport a stranded humpback whale to open waters.

Calf was transported by water-filled barge in operation deemed ‘inadvisable’ because of low chance of survival

Repeated attempts to move the marine mammal out of shallow waters have drawn worldwide attention.

Rescuers found an unorthodox way to transport a stranded humpback whale to open waters.

Marine experts criticise €1.5m privately funded operation as humpback’s fate remains unknown after release into Baltic