Survey Index M
| CAVE/COUNTRY | REGION/EXTENSION | REFERENCE |
|---|---|---|
| M.M. Mine | 200:10 | |
| Magnetometer Pot | Pastures New | 100:13 |
| Main Stream Cave (Coire Mulrooney) | 25:11 | |
| Malaysia | Gunung Buda maps | 267:18-19 |
| Middle Baram Karst maps | 255:22 | |
| see also Mulu | ||
| Malham Cove Rising | 93:33 | |
| Catchment area hydrology | 251:38 | |
| Dig area at 625m | 235:7 | |
| Don’s Way extensions | 274:8 | |
| Garm’s Gallery | 265:8 | |
| Mallorca | Asses, Cova dets | 97:34 |
| Besso, Cova den | 80:35 | |
| Diners, Cova des | 80:35 | |
| Drach, Cuevas del | 101:32 | |
| se Gleda, Cova de | 138:19 | |
| Vallgornera, Cova des Pas de | 220:24-5 | |
| Manchester Hole | Eternal Optimist | 173:25 |
| Swinton Bypass | 110:10 | |
| Mangle Hole (Mendip) | 21:12, 27:35 | |
| Aldermaston Chamber | 24:21 | |
| Manor Farm Swallet | 26:5 | |
| Marble Arch Cave | Lower Cradle and Grand Gallery | 123:18 |
| Martel’s surveys | 126:20 | |
| Mexican Way extension | 214:17 | |
| Marble Arch Cave/Lower Cradle Hole | 54:12 | |
| area map | 34:11, 66:20 | |
| Marble Steps Pot | Flyover Passage | 168:14 |
| Maypole Passage | 6:31 | |
| rigging topo | 205:9 | |
| The Folly | 222:14 | |
| Twig Series | 267:26 | |
| Marilyn | 194:26 | |
| Mark’s Garden Pot | 242:11 | |
| Maskhill Mine | upper section | 124:11 |
| Maury Sough | 2011 extension | 221: 35 |
| Mayday Hole | 281:19 | |
| Meerbrook Sough | Diagrammatic map | 228:40 |
| Mendip | area map of digs | 99:30 |
| hydrology | 9:3-4 | |
| Meregill Hole | entrance elevation | 127:8 |
| Meregill Skit | 105:8, 112:9 | |
| Merlin’s Mine | 97:11 | |
| Mermaid’s Hole (Green Holes) | 73:18, 76:14, 209:24 | |
| Mexico | Alpazat, Cueva de | 178:20-1 |
| Cheve, Sistema, hydrology | 114:26 | |
| Cuauhtamazalco, Sima Grande de | 110:29 | |
| Cuetzalan area map | 110:28 | |
| Huautla, Sistema | 57:26, 79:26-7 | |
| Iglesia-Mina Superior, Cueva de la (part of) | 193:35 | |
| Nita Cho | 83:23 | |
| Nogal, Sotano de | 41:27 | |
| Ox Bel Ha | 206:22 | |
| Pena Colorada | 57:28, 64:29,30 | |
| Perrito, Sistema | 132:24 | |
| primary caving areas | 77:31 | |
| Purificacion karst | 152:30 | |
| Sac Actun | 206:22 | |
| San Cristobal, area map | 51:8 | |
| San Agustín, Sótano de | 41:28, 79:26-7, 238:40, 239:32 | |
| Sonconga | 83:25 | |
| Tecolote, Cueva del | 152:31 | |
| Tolantongo, Grutas de | 97:29 | |
| Tlacotenco, Sistema (part of) | 193:35 | |
| Zongolica Caves | 72:38,39 | |
| Midge Hole | Joint Hole connection area | 111:10, 112:9 |
| Mill Beck Sink Cave | 115:10 | |
| Milwr Tunnel | 149:21 | |
| Miss Grace’s Lane Cave | 153:13, 176:10, 183:13, 188:11 | |
| Mohole, The | 13:24, 241:29 | |
| Location map | 241:28 | |
| Moking Hurth | 201:32 | |
| Moneen Cave | 233:16 | |
| Mongo Gill Hole | historical survey | 173:11 |
| Mongolia | Gobi Desert area map | 134:35 |
| Shar Haniin Agui | 134:35 | |
| Tsagaan Delin Agui | 134:35 | |
| Monk’s Park / Ridge Quarries | 233:10 | |
| Montenegro (Durmitor) | Bunda Jama | 238:31,32, 256:29 |
| Morfa Ddu Mine | 4:30 | |
| Morocco | Chara area map | 56:29 |
| Lahnash, Kef | 47:34 | |
| Morvah Consols | Trevowhan Cliff Mine | 269:42 |
| Moss Pot | 264:20-1 | |
| Mossdale Caverns | 93:20 | |
| High Level Mud Caverns | 126:10 | |
| Mr Sparkler’s Glory Hole | 225:12 | |
| Mulu (Malaysia) | area map | 46:27, 56:4, 60:22, 241:37, 249:27, 259:27 |
| Bukit Agung area map | 234:23 | |
| Clearwater Cave: Creedence | 242:18,24, 259:23,24-5,26 | |
| Clearwater system: Defiance | 296:37 | |
| Conviction Cave | 249:25 | |
| Deer Cave (Gua Payau) | 226:29 | |
| Easter Cave | 238:14 | |
| Gunung Api caves | 242:19 | |
| Gunung Benarat caves | 179:21 | |
| Lagang’s Cave | 238:14 | |
| Lubang Nasib Bagus, Sarawak Chamber | 60:21 | |
| Palm oil estates bordering park | 268:33 | |
| Racer Cave | 238:14 | |
| Wonder Cave | 249:25 | |
| Cobweb Cave: Serendipity River Passage | 297:20 | |
| Muse Mine | 267:14 | |
| Myanmar | Jar Gu | 285:32 |
| Wei Tho Di Gu | 285:32 | |
| Ya Thay Pyan | 285:33 | |
| Mynydd Llangynidr, Ogof | 114:14 |