It has been a busy autumn for marine life off the island with the likes of tuna, fin whales and plenty of dolphins spotted ...

Learn how dolphins have fun by blowing bubble rings underwater, using clever tricks to play games.

A species of whale, never before recorded in Ireland, washed up in Co Donegal last weekend, marking a “significant event” ...

The carcass of a female narwhal, an arctic species of whale, was discovered by a family on a Co Donegal beach last weekend, ...

Narwhal is a toothed whale found exclusively in the Arctic waters of the north Atlantic, north of 60°. They are rarely ...