shallow

“French needs it, because as every English student of French knows, there is no word for ‘shallow’,” he said.

Former Labour Home Secretary Charles Clarke is one of those who believes that the discussion about numbers is "entirely shallow".

She said as Cardigan Bay was shallow, being about 60m at its deepest, it meant the dolphins had no predators, such as orcas or sharks.

"So these dolphins are top of the food chain and the apex predator so this is a really safe, shallow protected nursery for these mothers to raise their calves and that's why their population is currently thriving so well," she added.

In the early 1960s it was the Chinese who fled famine across the shallow Tumen river.