| 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 |