Whale tragedy in Western Australia

Experts and volunteers in Western Australia are still feverishly trying to rescue a large group of stranded pilot whales. It is now reported that around 100 of the marine mammals have now returned to deeper waters. However, helpers in boats must try to prevent the animals from swimming towards the coast again. Why do whales get lost so tragically? Dr. Olaf Meynecke is a whale researcher from Brisbane:

Stranded whale herds in Western Australia Credit: AAP Image/Supplied by Parks and Wildlife, Western Australia