LIST OF LOCALITIES CITED IN THE TEXT

Localities mentioned in the text are given Braid Hills NT26 below, with their co-ordinates. Where possible, Breadalbane NN the 10-km square or squares are given but for Breckland TF,TL Bristol ST56,57,66,67 larger areas or long rivers the 100-km codes are Broadland TG,TM given. The accompanying map gives the alpha­ Brockenhurst SU20,30 betical codes for the 100-km squares. Brown Clee Hill S068 A SS20 Adel Dam SE24 Bugeilyn SN89 Afon Teifi SN Burren M,R Albury Ponds TQ94 Buxted T~2 Alderfen Broad TG31 Alderminster SP24 c Aldemey WA50,60 Caenlochan Glen N017 Allangrange House, Munlochy NH65 Caerphilly Castle ST18 Allanton NT85 Cairn ofOaise N017 Alston Moor NY74 CaimgormMountains NH,NJ,NN,NO Amberley Wild Brooks TQ91 Calder & Hebble Navigation SE12 An Fhaodhail NM04 Cambome SW63 Angle Tam, Place Fell NY44 Cambridge TL45 Arlesey TL13 Cape Wrath NC27 Capel Bangor SN67 Ashdown Forest T~2,43,52,53 SJ89,99 Captains Pit, Wallasey SJ39 Auchnagairn House, Kirkhill NH54 Carlcroft Bum NT81 Carlingwark Loch NX76 Avery Hill T~7 Avielochan NH91 Carnedd Llewelyn SH66 Castlederg H28 B Catfield Fen TG32 Baldwin Reservoir SC38 Cauldshiels Loch NT53 Balgavies Loch N055 Chamberlayne's Mill SY89 Ballinamore & Ballyconnell Canal HlO,ll Chartners Lough NZOS Ballydehob V93 Chelmer & Blackwater Navigation TL70 Balmadies Loch N054 Chelmsford TL70 SU,TQ Chertsey TQ96 Bealanabrack River L85,95 SK58,68,78,79 Beard Mill, Stanton Harcourt SP30 SU80 Beinn Heasgamich NN43 Oowance Lake SW63 Beinn nan Eachan NN53 Cogra Moss NYOl Berkeley Canal ST Coire Dhubhchlair NN43 Birgham NT73 Coli NM15,25,26 Black Pond, Esher TQJ6 Coniston Water SD29,39 Blackwater River SU Connemara L Blea Tam NY21 Coole Lough M40 Bleddfa S026 Cow Green Reservoir N¥73,82,83 Blind Tam, Coniston SD29 Cow Pond, Windsor Great Park SU97 Bolder Mere TQ95 Craig Cerrig-gleisiad SN92 Bomere Pool SJ40 Creag Meagaidh NN48 LOCALITIES CITED IN THE TEXT 333 Croglin NY 54 Harley Dingle S016 Cronkley Fell NY82 Haystacks Tarn NYU Crook Burn NY73 Heigham Church TGZO Cruit Island B72 HenPoo NT75 Culbin Forest NH95,96,NJ06 Hereford & Gloucester Canal SO Hextable TQ$7 D Hickling Broad TG41,42 Darnaway Castle NH95 Hilton Lodge NH22 Derwent Ings SE63,64,73,74 Hodson's Tarn SD39 Devil's Bridge SN77 Holbom Head NDl7 Dock Tarn NY21 Holderness T A Dogber Tarn NY71 Droylesden SJ89,99 I Drumore Loch NOI6 Idle/Misson Levels SK69 Dublin 013 Inchnacardoch Bay, Loch Ness NH3l Duns Castle NTIS Inishmore L71,80,81,90 Durness NC46 Irstead Fen TG32 Isles ofScilly SV80,81,90,9l E Eaton Socon TL 15 J Edinburgh NT27 Jersey WV Endrick Water NS58,68 Epping Forest TQJ8,39,48,49,TL40 K Epsom Common TQ.!-6 Kennet & Avon Canal SU,ST Esthwaite North Fen SD39 Keston TQI-6 Esthwaite Water SD39 Kew TQ17 Exeter SX99 Kinfauns N012 Exeter Canal SX98 Kinghorn Loch NT28 Exminster Marshes SX Kingside Loch NT3 I F Knapp's Brickyard, Northwick 8085 Fen Bog SE89 Knock Fell NY72 Fenland TF,TL Ffynnon Llyffant SH66 L Foe! Grach SH66 Jl6,26 Forest of Dean S050,51,60,6l Lambrigg Fell SD59 Formby SDZO SD Forth & Clyde Canal NS56,57,67,77 Langmere TL98 Foulden Common TF70 Leet Water NT84,85 Foxton SP68,78,69,79 Leigh Park SU70 Leven Canal T A04 G Libanus SN92 Garrigill NY73 Limehouse TQJ8 Glen Lough V85 Limerick R55 Glen Mao! NOI7 Lincoln SK97 Glychedd SH84 Lingfield TQJ4 Gordano ST47 Lismore NM73,83,84 Grand Canal O,N Little Dun Fell NY73 Grand SK,SP,TL,TQ Little Fell NY72 SS9l,STOI Lizard peninsula SX61,62,71,72 SK Llanelwedd Rocks SOOS Gravesend TQ§7 Lleyn peninsula SH Great Dun Fell NY73 Llyn Anafon SH66 Greensted TLSO Llyn Bach SH65 Guernsey WV Llyn Coron SH36,37 Gwent Levels ST27,28,38,48 Llyn Crugnant SN76 Llyn Egnant SN76 H Llyn Glas SH65 Halifax SEOZ Llyn Gorast SN76 Hamm Moor TQ06 Llyn Gwngu SN87 Hammersmith TQP Llyn Gynon SN76 Hammersmith Bridge TQ27 Llyn Llygerian SH38 Barefield TQ99 Llyn Llywenan SH38