Brownsea Island the island received 133,340 visitors. The island's name comes from Anglo-Saxon "Brūnoces īeg" = "Brūnoc's island". Brownsea Island lies in Poole Harbour opposite the town of Poole in Dorset, England. It is the largest of eight islands in the harbour. The island can be reached by one of the public ferries or by private boat. There is a wharf and a small dock near the main castle. The island is long and wide and consists of of woodland (pine and oak), heathland and salt-marsh. The entire island, except the church and a few other buildings which are leased or managed
Brownsea Island island has a heronry, in which both grey heron and little egret nest. There is a large population of non-native sika deer on the island. In the past the numbers have been higher than the island can sustain and have overgrazed. To try to limit damage to trees and other vegetation by deer, areas of the island have been fenced off to provide areas of undamaged woodland to allow other species such as red squirrels to thrive. The lagoon is noted for the large population of common tern and sandwich tern in summer, and a very large flock of avocets