Saturday, 20 April

Cambridge Research Park, Waterbeach - Nightingale, Cetti's Warbler (David & Jonathan Heath)

Ouse Washes RSPB - 2 Arctic Tern, Knot, 4 Garganey, 93 Ruff, 2 Greenshank, Cuckoo. Also 4 Avocet, Greenshank at Earith (Brendan Doe)

Grafham Water - 6 White Wagtail (Mark Hawkes); Grasshopper Warbler (Colin Addington); also Firecrest reported (as per rarebirdalert.com)

Fen Drayton Lakes - 2 Greenshank, 2 Common Sandpiper, 4 Avocet, Little Gull, 2+ Arctic Tern, Cuckoo, Grasshopper Warbler (Sarah Howlett); 2 Black-necked Grebe, Slavonian Grebe, pair of Garganey, 2 Wheatear, 7 White Wagtail, Hobby, Garden Warbler ( as per Lizzie Bruce)

Little Wilbraham Fen - Whinchat, Wheatear, Lesser Whitethroat, Sedge Warbler (Andy Symes)

Fleam Dyke NR - Turtle Dove (Steve Hartley)

Nene Washes - Whimbrel, Garganey, 1000 islandica Black-tailed Godwit at March farmers, 32 Little Egret at Eldernell (Charlie Kitchin)

Haddenham/Aldreth - 3 Wheatear along Gravelpit Drove (Paul mason)

Paxton Pits - 2nd c.y. little Gull, 13 Arctic tern over, 12 Nightingale (Mark Ward); Caspian Gull, Mediterranean Gull, 2 Egyptian Geese, 8 Avocet, 2 Common Sandpiper, 2 Green Sandpiper, 2+ Cukoo, 3 Grasshopper Warbler, Reed Warbler (Martin Davis, Jamie Wells)

Ailsworth - 18 Wheatear (Matt Webb)

Castor Hanglands - 4 singing Nightingale (Brian Stone)