12th - 2 Common Tern

29th - 2 Kingfisher (along the river Colne), 8 Common Tern

27th - Barnacle Goose (lone bird with 200+ Canada Goose flock), 2 Common Sandpiper, 8 Red-crested Pochard

9th - 13 Common Tern (min 9 adults plus 4 chicks on raft plus other adults flying), 7 Egyptian Goose, 5 Red-Crested Pochard, Garden Warbler, Blackcap, Chiffchaff, Sedge Warbler, Reed Warbler (heard)

6th - 18 Common Tern (13 adults & 5 chicks on tern raft), Goldeneye (female), Cetti's Warbler

27th - Kingfisher (on River Colne), 2 Cetti's Warbler, 16 Common Tern (adults plus 4 chicks on Tern raft), 9 Sand Martin, Red-crested Pochard, 9 Egyptian Goose, 2 Cetti's Warbler

19th - c.40 Swallow (over lake feeding and resting), 2 Kingfisher (one with food visiting nest site), 2 Cetti's Warbler

16th - 3 Cetti's Warbler (calling), 6 Egyptian Goose, circa 28 Common Tern

12th - Swift, 8 Swallow, 2 Reed Warbler, 2 Cetti's Warbler, 5 Egyptian Goose, Kingfisher, 16 Common Tern (8 occupied nests on rafts), 2 Cetti's Warbler

8th-10th - Marsh Warbler, on far bank of River Colne

8th - Kingfisher, 4 Cetti's Warbler

7th - 6 Egyptian Goose, 26 Common Tern

3rd - 4 Reed Warbler, 6 Sedge Warbler, 12 Common Tern (on new Tern raft), 3 Egyptian Goose

2nd - 6+ Cetti's Warbler (heard), Red-crested Pochard,3 Egyptian Goose, Reed Warbler, 6+ Swallow, 3 Kingfisher (near Kingfisher bank), Willow Warbler

28th - Hobby, 7 Common Tern, Red-Crested Pochard (male)

25th - 3 Reed Warbler, 2 Sedge Warbler, 3 Cetti's Warbler, 2 Common Tern, 2 Red-crested Pochard, Kingfisher

17th - Common Tern, Red-crested Pochard (male)

16th - Kingfisher, Willow Warbler, Red-crested Pochard, 4 Sedge Warbler, 2 Little Ringed Plover, 4 Cetti's Warbler, 6 Reed Warbler

14th- 30 Swift, circa 15 Swallow, circa 12 House Martin, 3 Cetti's Warbler, 2 Reed Warbler, 2 Oystercatcher

11th - Oystercatcher, 4 Cetti's Warbler (singing)

8th -  Kingfisher, 4 Cetti's Warbler, 3 Sedge Warbler, 3 Reed Warbler

6th - 4 Cetti's Warbler, 4 Sedge Warbler, 3 Egyptian Goose, 4 Common Tern

5th - 6 Sand Martin, 4 House Martin, 12 Swift, 3 Cetti's Warbler and on Stocker's Farm: Yellow Wagtail

4th - Cuckoo (heard calling along river), 3 Sedge Warbler, 2 Reed Warbler

30th - 3 Common Tern

27th - 5 Chiffchaff, 4 Sedge Warbler, 2 Garden Warbler, 4 Blackcap, Kingfisher; and on Stocker's Farm: Dunlin, Oystercatcher

23rd - 2 Common Tern, 2 Swallow, Sedge Warbler

17th - Kingfisher flying along River Colne and from Stocker's Farm - a cuckoo flying and calling

16th - Sedge Warbler, Blackcap

10th - 4 Cetti's Warbler

2nd - Swallow