A rescue operation of pygmy killer whales stranded in Northland has ended in two of the whaes being euthanised this morning.
DoC spokeswoman Abi Monteith said four pygmy whales stranded on the beach last night and efforts were made to refloat them.
She said one of the whales had to be euthanised but rescuers managed to refloat the other three.
However, Monteith said, two of the whales restranded again this morning, near the Waipū River Mouth, on Northland's East Coast south of Whangārei.