Red-throated Diver  1ad/1st winter from 0710 to 0920hrs 19/11  also present 20/11 to 30/11  inclusive  2001
Black-throated Diver  1 1st winter possibly this species at 0945hrs 23/11  subsequently confirmed   2001
Great Northern Diver 4 1/5 1998
Slavonian Grebe  1 winter x summer plumage 12/4  Apr-99
Shag  1 imm 4/5  May-99
Long-tailed Duck 1 summer x winter plumage f or juv 0740 to 0850 hours 7/11  1998
Velvet Scoter  1 imm female low over from the northeast at 0725 hours then later on the water from 0815 to 1000 hours 31/10  Oct-99
Red-br. Merganser 2rh tog 6/1  Jan-02
Sanderling 1ad dull summer plumage 9/5, 5ads together   4 bright, 1 dull summer plumage   10/5, 1ad bright summer plumage 19/5 & 24/5, 7 arrived together from S and departed NE 0650hrs 27/5, then 4 arrived together 0820hr from W and departed N 0855hrs 27/5, 6tog departed SE 31/5 , 1 summer plumage 24/5       1998
Curlew Sandpiper 1 juv in the company of 1 reeve 20/9 , departed S 1998
Purple Sandpiper  1juv?   x 1st winter   from 0700 to 1000hrs feeding, swimming briefly and flying 24/9  the sixth record at this site for the observer, albeit an unusually early arrival  2001
Bar-tailed Godwit  1 arrived from the west at 0740 hours and departed south May-99
Arctic Skua  1 very dark morph adult in full summer plumage 0725 to 0753 hours 10/8 ,  similar to the bird seen on 31.8.97; departed towards Wraysbury reservoir Aug-99
Long-tailed Skua 1 juv dark phase 27/8 , on water and in flight 0640 to 0730hrs, mobbed by two Lesser Black-backed Gulls departed W veering S, appeared to have descended on DC1? 1998
Sabine’s Gull  1ad moulting out of summer plumage found by    and reported to BLSE, subsequently seen by many observers, still present at dusk 29/9      , also seen on ploughed field east of reservoir 30/9 , still present in /10  Sep-99
Sabines Gull  1ad 29/9      Dec-99
Western Yellow- Legged Gull  3ads 29/6       Jun-99
Iceland Gull 1 summer adult 2/4, 1fw 2/4 & 6/4, 2 fw 22/4, 1fw 26/4      , thus at least 3 birds visited this site during /4       1998
Glaucous Gull  1 1st winter 21/12       Dec-99
Sandwich Tern 9 tog 1/5  arrived from S at 0800hrs and departed NE at 0820hrs 1998
White-winged Black Tern  2ads summer plumage 0725 to 0727hrs 7/5  on same flight path as Black  2000
Rock Pipit 3 2/3 1998
Water Pipit 1 over calling 10/10  departed E 1998
Wheatear (Greenland Race)  1m 30/4       Apr-99
Ring Ouzel 1  7/10 1998
Snow Bunting  1m 0832 to 0842 hours fresh autumn plumage 9/11  Nov-99
Arctic/Black Tern mixed flock over western shore-line comprising more than 200 Arctic Terns and more than 100 Black Terns 1/9 , turning slowly, dipping and rising but not feeding.  Arrived from W at 0910 hours and departed towards W at 0925 hours 1998