In the end the thing that was the most difficult and took the longest time to develop was how to detach the camera once they had used it. So over six months the team discussed the ethics of a “whalecam”, followed by another year of development and consultation with whale scientists. Episode one’s producer/director Nick Easton said the team wanted an “onboard view” of a whale in Argentina to show its point of view, but the technology did not exist.
