"What is worrying is the ever-increasing amount of plastic found on beaches, which is biodegradable and which presents huge problems for bird and marine life, " said Ms Bell.
By using the gravel roads you can reach the more remote areas of the islands, including the 100-hectare Chek Jawa wetland area, which has a walkway and viewing platform, affording great bird and marine life spotting opportunities.
The Lymington River Association (LRA) argued that the bigger W class ferries created a greater wash and were damaging the Lymington River with its protected mudflats and salt marshes, which are rich in bird and marine life.