A string of small, low islands lying offshore from RAF Valley airfield and managed as a RSPB reserve for the breeding colony of terns - 559 pairs of arctic and 101 pairs of common tern in 2005 - and the occasion roseate tern. Visitors are requested to avoid access to the islands from May through August.
Potentially Damaging Operations list
Map reproduced by permission of Ordnance Survey ® on behalf of the Controller of Her Majesty's Stationery Office. © Crown copyright. All rights reserved. License number 100044910.