RADIATION from fish and lobsters near Sellafield suggest radioactive material dumped into the sea from Japan’s Fukushima Dai-Ichi plant isn’t a long-term health threat, scientists said.

WITH reference to the letter from Adi Roche (October 11) concerning, among other things, the Windscale reactor fire in October 1957, I would like to respond as one of the authors of the recent study of the accident.