More than 400 traps were laid across the island in a £4.5m project which featured a specially-trained detection dog called Woody.
More than 400 traps were laid across the island in a £4.5m project which featured a specially-trained detection dog called Woody.
Operator Essar has apologised for the breaches committed over four years.
The venue broke the record for the most visitors to any museum or gallery in a single year.