Mon 8th to Fri 12th August 2011. A brief update. A couple of evening visits to Tyttenhanger Gravel pits nr London Colney, best birds juvenile Redshank 5 Lesser Great Black Backed Gull. Highlights of a couple of visits to Maple Lodge were a Greenshank and 3 Green Sandpipers. Woodoaks Farm; Little Owl and Wheatear.