A seal was spotted sleeping on a mattress dumped in Dublin Bay.

The video was shared with the Beach Cleaners and the environmental group Flossie.

According to the report, members had cleared the Dun Laoghaire litter area last week.

According to the group, it uploaded the video in order to shock people and get them to take action.

It wrote, “We were sent this clip… sometimes you wonder what shocking video will make people take action.”

“We cleaned these rock by land and boat just over a month ago. If anyone is interested, we’ll be back tomorrow at 2pm.

This video has been viewed over 6,500 times.

According to the environmental group, it collected 251 kilograms – one quarter of a tonne of rubbish – in November alone.