Northern Pits: Marsh Harrier high over, plus Turnstone still and 2 Spotted Flycatchers along footpath at far NE end of pit. Also Marsh Tit calling, Grey Wagtail over and several Yellow Wagtails still around Cowfields at north end of Diddington village. Small groups of Siskin over all morning, plus c.10 Redpoll flew low west.