A EURASIAN BITTERN is present for its fourth day at WALTON LAKE, Milton Keynes. Today, the bird was showing from the (only) hide, looking right and with the iron railings / sluice in the background the bird was low in the reeds to the left of here. There were also 5 Siskins in the car park.
Walton Lake is situated at SP 880 370 (see map above, by kind courtesy of OS) Park in the car park,walk east a few metres and then you will come to the reedbed and boardwalk, and then the hide (per Paul Moon).