Catch-up post alert - the below includes an August (!) trip to Formby, where I saw my first English wild red squirrels, an introduced and a reintroduced species from Belgium, a nearby phalarope excursion to Old Moor and the additions from my regular September Bridlington birding boat trip. I'm even more behind on inverts so a catch-up on them will follow at a later date!
Mammals:
26. European Red Squirrel - Sciurus vulgaris
Birds:
201. White Stork - Ciconia ciconia
202. Ring-necked Parakeet - Psittacula krameri
203. Grey Phalarope - Phalaropus fulicarius
204. Purple Sandpiper - Calidris maritima
205. Red-throated Diver - Gavia stellata
206. Pomarine Skua - Stercorarius pomarinus
207. Great Skua - Stercorarius skua
208. Sooty Shearwater - Puffinus griseus
209. Manx Shearwater - Puffinus puffinus
(UK-only: 202)
Fishes:
4. Common Carp - Cyprinus carpio

Mammals:
26. European Red Squirrel - Sciurus vulgaris
Birds:
201. White Stork - Ciconia ciconia
202. Ring-necked Parakeet - Psittacula krameri
203. Grey Phalarope - Phalaropus fulicarius
204. Purple Sandpiper - Calidris maritima
205. Red-throated Diver - Gavia stellata
206. Pomarine Skua - Stercorarius pomarinus
207. Great Skua - Stercorarius skua
208. Sooty Shearwater - Puffinus griseus
209. Manx Shearwater - Puffinus puffinus
(UK-only: 202)
Fishes:
4. Common Carp - Cyprinus carpio