238 is a new personal best for me after seeing 235 in 2009.
The species highlighted indicate a scarce/rare bird and the added info is those species that I saw only one of or in one location.
1- Mute Swan - Many locations
2- Bewick's Swan - Amberley Brooks
3- Whooper Swan - Ivy Lake
4- Bean Goose - Scotney GP
5- White-fronted Goose - Scotney GP
6- Greylag Goose
7- Canada Goose
8- Barnacle Goose - Splash Point
9- Brent Goose
10- Red-breasted Goose - Splash Point 3/4/14
11- Egyptian Goose - Petworth Park
12- Shelduck
13- Mandarin - Swanbourne Lake
14- Wigeon
15- Gadwall
16- Teal
17- Mallard
18- Pintail
19- Gargeney - Splash Point
20- Shoveler
21- Red-crested Pochard - Ivy Lake
22- Pochard
23- Tufted Duck
24- Scaup - Rye and Scotney
25- Eider
26- Long-tailed Duck - Church Norton
27- Common Scoter
28- Velvet Scoter
29- Goldeneye
30- Smew - West Rise Marsh
31- Red-breasted Merganser
32- Goosander
33- Ruddy Duck - Scotney GP
34- Quail - Cradle Valley
35- Red-legged Partridge
36- Grey Partridge
37- Pheasant
38- Red-throated Diver
39- Black-throated Diver
40-Great Northern Diver - Selsey Bill
41- Fulmar
42- Sooty Shearwater - Splash Point
43- Manx Shearwater
44- Balearic Shearwater - Splash Point
45- Storm-Petrel - Selsey Bill
46- Gannet
47- Cormorant
48- Shag
49- Bittern
50- Cattle Egret - Pagham
51- Little Egret
52- Great White Egret - Scotney GP
53- Grey Heron
54- Glossy Ibis - Lidsey
55- Spoonbill - Cuckmere
56- Little Grebe
57- Great Created Grebe
58- Red-necked Grebe - Splash Point
59- Slavonian Grebe
60- Black-necked Grebe
61- Honey Buzzard - Seaford Head
62- Black Kite - Mt Caburn
63- Red Kite
64- Short-toed Eagle - Ashdown
65- Marsh Harrier
66- Hen Harrier
67- Sparrowhawk
68- Buzzard
69- Rough-legged Buzzard - Jevington
70- Osprey
71- Kestrel
72- Merlin - Seaford Head
73- Hobby
74- Peregrine
75- Water Rail
76- Moorhen
77- Coot
78- Crane - Lidsey
79- Stone-Curlew - Littlehampton
80- Black-winged Stilt - Medmerry and Pulborough
81- Avocet
82- Oystercatcher
83- Golden Plover
84- Grey Plover
85- Lapwing
86- Little Ringed Plover
87- Ringed Plover
88- Kentish Plover - Rye Harbour
89- Dotterel - Seaford Head
90- Whimbrel
91- Curlew
92- Black-tailed Godwit
93- Bar-tailed Godwit
94- Turnstone
95- Knot
96- Ruff
97- Curlew Sandpiper
98- Sanderling
99- Dunlin
100- Purple Sandpiper
101- Little Stint
102- Pectoral Sandpiper - Pulborough
103- Grey Phalarope - Hove
104- Common Sandpiper
105- Green Sandpiper
106- Spotted Redshank
107- Greenshank
108- Wood Sandpiper
109- Redshank
110- Jack Snipe
111- Woodcock
112- Snipe
113- Pomarine Skua - Splash Point
114- Arctic Skua
115- Long-tailed Skua - Church Norton
116- Great Skua
117- Puffin - Splash Point
118- Razorbill
119- Guillemot
120- Little Tern
121- Black Tern
122- White-winged Black Tern - Rye
123- Sandwich Tern
124- Common Tern
125- Arctic Tern
126- Kittiwake
127- Black-headed Gull
128- Little Gull
129- Mediterranean Gull
130- Common Gull
131- Lesser Black-backed Gull
132- Herring Gull
133- Yellow-legged Gull
134- Caspian Gull - Cuckmere
135- Iceland Gull - Pagham
136- Glaucous Gull
137- Great Black-backed Gull
138- Feral Pigeon
139- Stock Dove
140- Woodpigeon
141- Collared Dove
142- Turtle Dove
143- Cuckoo
144- Barn Owl
145- Little Owl
146- Tawny Owl
147- Short-eared Owl
148- Nightjar
149- Swift
150- Kingfisher
151- Hoopoe - Climping
152- Wryneck
153- Green Woodpecker
154- Great Spotted Woodpecker
155- Lesser Spotted Woodpecker
156- Great Grey Shrike
157- Magpie
158- Jay
159- Jackdaw
160- Rook
161- Carrion Crow
162- Raven
163- Goldcrest
164- Firecrest
165- Blue Tit
166- Great Tit
167- Coal Tit
168- Marsh Tit
169- Bearded Tit
170- Woodlark
171- Skylark
172- Shore Lark - Splash Point
173- Sand Martin
174- Swallow
175- House Martin
176- Red-rumped Swallow - Steyning
177- Cetti's Warbler
178- Long-tailed Tit
179- Yellow-browed Warbler - Selsey and Seaford
180- Chiffchaff
181- Willow Warbler
182- Blackcap
183- Garden Warbler
184- Lesser Whitethroat
185- Whitethroat
186- Dartford Warbler
187- Grasshopper Warbler
188- Sedge Warbler
189- Marsh Warbler - Seaford Head
190- Reed Warbler
191- Nuthatch
192- Treecreeper
193- Wren
194- Starling
195- Ring Ouzel
196- Blackbird
197- Fieldfare
198- Song Thrush
199- Redwing
200- Mistle Thrush
201- Spotted Flycatcher
202- Robin
203- Nightingale
204- Red-breasted Flycatcher - Beachy
205- Pied Flycatcher
206- Black Redstart
207- Redstart
208- Whinchat
209- Stonechat
210- Wheatear
211- Dunnock
212- House Sparrow
213- Tree Sparrow - Pevensey
214- Yellow Wagtail
215- Grey Wagtail
216- Pied Wagtail
217- Richard's Pipit - Pevensey
218- Tawny Pipit - Tide Mills
219- Tree Pipit
220- Meadow Pipit
221- Rock Pipit
222- Water Pipit - Pevensey
223- Chaffinch
224- Brambling
225- Greenfinch
226- Goldfinch
227- Siskin
228- Linnet
229- Lesser Redpoll
230- Common Redpoll - Warnham
231- Crossbill
232- Parrot Crossbill - Old Lodge
233- Bullfinch
234- Hawfinch
235- Snow Bunting
236- Yellowhammer
237- Reed Bunting
238- Corn Bunting