I have mucked up on my count somewhat. I was on 42 total birds, until this morning when I went on a walk at Heybridge Basin and then added another bird in my local area:
43. Feral pigeon Columba livia
44. Common gull Larus canus
45. Meadow pipit Anthus pratensis (Nt)
46. Greylag goose Anser anser
47. Common pochard Aythya ferina (Vu)
48. Bearded reedling Panurus biarmicus
49. Northern shoveler Anas clypeata
50. Common redshank Tringa totanus
51. Dunlin Calidris alpina
52. Lesser black-backed gull Larus fuscus
53. Common reed bunting Emberiza schoeniclus
54. Eurasian curlew Numenius arquata (Nt)
55. Eurasian wigeon Anas Penelope
56. Common shelduck Tadorna tadorna
57. Common ringed plover Charadrius hiaticula
58. Black-tailed godwit Limosa limosa (Nt)
59. Cetti's warbler Cettia cetti
60. Pied avocet Recurvirostra avosetta
61. Dark-bellied brent goose Branta bernicla
62. European golden plover Pluvialis apricaria
63. Grey wagtail Motacilla cinerea
64. Common kestrel Falco tinnunculus
65. Grey plover Pluvialis squatarola
66. Common snipe Gallinago gallinago
67. European greenfinch Chloris chloris
68. Common kingfisher Alcedo atthis
69. Great crested grebe Podiceps cristatus
5. Red fox Vulpes vulpes