January
1 Wild goose chases and whisky chasers
Argyll & Bute for barnacle goose, Greenland white-fronted goose, white-tailed eagle, otter, goose barnacle
2 Meres, fens and washes
Cambridgeshire for Chinese water deer, bittern, Bewick's swan, whooper swan, hen harrier
3 Larking about
Hampshire for red deer, roe deer, wood lark, great grey shrike, hawfinch
4 Seal of approval
Durham for harbour seal, grey seal, long-eared owl, waxwing, snow bunting
5 Seaduck go Forth!
Fife & East Lothian for velvet scoter, long-tailed duck, Slavonian grebe, white-tailed eagle, sea buckthorn bracket
February
6 Touting for Tarka
Northumberland for otter, red squirrel, Mediterranean gull, willow tit, twite
7 Whirling waders, gathering geese, aerial attacks
Lancashire for otter, whooper swan, pink-footed goose, starling roost, scarlet elf cup
8 Kite-flying and Welsh witches
Powys for red kite, raven, dipper, witches beard, Wilson's filmy fern
9 Dark Peak, white hare
Derbyshire for mountain hare, peregrine, curlew, raven, red grouse
March
10 From rifles to Ratty
Greater London & Kent for water vole, heronry, Caspian gull, long-eared owl, rook roost
11 Serpents of the sandlings
Suffolk for adder, Mediterranean gull, Dartford warbler, brown hare, mossy stonecrop
12 Daff's in t'dale
North Yorkshire for wild daffodil, red grouse, goshawk, gannet, kittiwake
13 Wailing heath chicken run
Suffolk & Norfolk for stone-curlew, stoat, grape hyacinth, Breckland speedwell, fingered speedwell
April
14 Sand and deliver!
Devon for sand crocus, sand lizard, narrow-headed ant, rockpool species, cirl bunting
15 A rabble of reptiles
Dorset for eight species of reptile, natterjack toad, sika, early spider orchid, emperor moth
16 Snakes and snake's heads
Gloucestershire & Wiltshire for wild boar, adder, goshawk, pied flycatcher, snake's-head fritillary
17 Highland spring, famous grouse
Highland for black grouse, osprey, golden eagle, pine marten, Kentish glory
May
18 Dukes and ladies
Kent for lady orchid, bluebell,shingle plants, Duke of Burgundy, dew moth
19 Fantastic fish - and fishers
Radnorshire & Carmarthenshire for sea lamprey, brook lamprey, badger, osprey, wood warbler
20 Pembrokeshire parrots, mystical Manxies
Pembrokeshire for Manx shearwater, puffin, gannet, bluebell, red campion
21 Does the lady's slipper fit?
Yorkshire & Cumbria for lady's slipper, coralroot orchid, pearl-bordered fritillary, white-spotted sable, natterjack toad
22 Machair marvels, streaming skuas
Outer Hebrides for machair plants including orchids, corncrake, breeding waders, long-tailed skua, moss carder bee
July
27 Butterfly high season
Cumbria for high brown fritillary, mountain ringlet, large heath, dune helleborine, dark-red helleborine
28 Island intensity
Northumberland for Arctic tern, roseate tern, puffin, dune helleborine, ballan wrasse
29 There be dragons... and dolphins
Inverness-shire for northern emerald, northern damselfly, bumblebee robberfly, creeping lady's-tresses, bottlenose dolphin
30 Snorkelling and skippers
Dorset for corkwing wrasse, Lulworth skipper, small red damselfly, heath tiger beetle, Dorset heath
31 Shark!
Cornwall & Devon for blue shark, harbour porpoise, beaver, greater horseshoe bat, silver-studded blue
August
32 Basking on the Lizard
Cornwall for Cornish heath, bog asphodel, chough, basking shark, red-veined darter
33 Mad Manx and mountains
Ceredigion & Snowdonia for Manx shearwater, osprey, sand lizard, marsh helleborine, feral goat
34 Pelagic paradise
Isles of Scilly for Wilson's storm-petrel, great shearwater, common dolphin, grey seal, rockpool life
35 Dragonfly delights
Essex & Kent for southern migrant hawker, scarce emerald damselfly, shrill carder bee, water vole, great crested newt
September
36 Chiltern challenge
Oxfordshire & Buckinghamshire for edible dormouse, brown hairstreak, silver-spotted skipper, glowworm, Chiltern gentian
37 Webs, willows and wanderers
Suffolk for fen raft spider, willow emerald damselfly, convolvulus hawk-moth, badger, polecat/ferret 38 The Flamborough front
East Yorkshire for gannet, sooty shearwater, pomarine skua, red-backed shrike, rockpool life
39 Blubber and bucks
Norfolk for harbour seal, fallow deer, bearded tit, yellow-browed warbler, dune waxcap
October
40 Winner takes all
Suffolk for red deer rut, otter, bearded tit, bittern, little stint
41 Scilly season
Isles of Scilly for migrant birds, lesser white-toothed shrew, basking shark, prickly stick-insect, crimson speckled
42 Don't spurn the chance
East Yorkshire for migrant songbirds, estuary waders, long-eared owl, woodcock
43 Estuarine exodus
Cheshire & Conwy for pygmy shrew, harvest mouse, feral goat, short-eared owl, chough
44 Leap of faith
North Yorkshire for the salmon run, roe deer, red squirrel, dipper, common crossbill
November
45 Yew and yours
Sussex for huge yews, fly agaric, water shrew, water vole, brent goose
46 Otterly fabu