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  Canada's 100 Longest Caves  
                 
    Canada's 100 longest surveyed caves. This list maintained by Trevor Moelaert for The Canadian Caver   
    Should you spot any errors, ommissions or additions, please let him know.  
       
    Where the cave survey has been published and is considered to be complete, the reference is indicated.                
    In many cases, however, mapping is ongoing or the survey has yet to be published. For these instances,  
    the statistics were obtained from individuals holding the original survey data.  
       
    Abbreviations:  CC = The Canadian Caver Magazine; BCC= BC Caver; JSM = Journal of Subterranean Metaphysics  
    Last update: January 2010          
              To Canada's Deepest  
                 
  Rank Cave Length (m) Depth (m) Prov Region Reference  
  1 Castleguard Cave 20718 384 AB Rockies CC 66  
  2 Yorkshire Pot 13812 389 AB/BC Rockies    
  3 Weymer Cave System 13146 370 BC Vancouver Island Martin Davis 1/2010, CC 63  
  4 Arch Cave 10616 353 BC Vancouver Island Rob Countess 8/2005, BCC 16(3)  
  5 Thanksgiving Cave 8311 416 BC Vancouver Island Rob Countess 03/2001  
  6 Ursa Major 8049 190 BC Vancouver Island Martin Davis 1/2006  
  7 Three Island Cave 6563 12 QC Ottawa River CC 57:6-8  
  8 Gargantua 6001 286 AB/BC Rockies JSM 147:6  
  9 Main Cave (Nakimu) 4500 257 BC Rockies    
  10 Windy Link Pot 4449 209 BC Vancouver Island Rob Countess 08/2001  
  11 Rat's Nest Cave 4003 245 AB Rockies Under Grotto Mountain, 144 pp., Chas Yonge 2001  
  12 Gervais Cave 3907 9 ON/QC Ottawa River CC 29(1):18-23  
  13 Arctomys Cave 3496 536 BC Rockies CC 16(1):24-26  
  14 Fang Cave 3342 247 BC Rockies    
  15 Minigill Cave System 3162 35 BC Vancouver Island Rob Countess 1/2005, BCC 13(1):19  
  16 Ice Trap 2937 264 AB Rockies Greg Horne 2009  
  17 Wormhole 2792 93 BC Vancouver Island Martin Davis 1/2006  
  18 Cadomin Cave 2791 220 AB Rockies    
  19 Redemption Cave 2346 199 BC Cariboo Mountains JSM 157:4-5  
  20 Glory 'ole 2340 312 BC Vancouver Island Rob Countess 08/2001  
  21 Grotte de Boischatel 2300   QC Quebec    
  22 Pachidream 2197 340 BC Rockies CC 68  
  23 13th Avenue 2009 217 BC Vancouver Island Trevor Moelaert 1/2006  
  24 Heavy Breather 2007 500 BC Rockies CC 63, CC 62:8  
  25 Leopard Frog Cave 1966 25 ON Bruce Peninsula Marcus Buck 3/2001  
  26 Pellucidar Cave 1943 127 BC Vancouver Island Pat Shaw 8/2002  
  27 Lost Light System 1930 95 AB Rockies Greg Horne 2008  
  28 Grotte Valerie 1900   NWT Nahanni Cave Exploration in Canada, Thompson Ed.,1976  
  29 Q5 Cave 1867 301 BC Vancouver Island CC 16(1):21  
  30 Porcupine Cave 1794 100 BC Rockies CC 21(1):36-38  
  31 Dewdney's Caves 1610 4 ON Southern Ontario Marcus Buck 3/2002  
  32 Reappearing River 1604 49 BC Vancouver Island Rob Countess 1/2005  
  33 Coral Cave 1455 104 BC Vancouver Island    
  34 Blak T 1417 89 BC Vancouver Island CC 62:19-25, Craig Wagnell 2/2005  
  35 Hollow Cave 1412 36 BC Vancouver Island Bill Bourdillon, 1/2005 (posthumously)  
  36 Cold Rock To Go 1370 64 BC Vancouver Island CC 21(2):17-25  
  37 Resonance Cave 1340 101 BC Vancouver Island Rob Countess 2/2003  
  38 White Hole 1320 253 BC Rockies CC 17:48-73  
  39 Cody Cave 1308 57 BC Rockies CC 28(1):11-13  
  40 Big Money Cave 1303 230 BC Vancouver Island CC 62:28  
  41 Quatsino Cave 1260 152 BC Vancouver Island    
  42 Moira Cave 1200 13 ON Southern Ontario    
  43 Maiden Grace 1199 91 BC Vancouver Island BCC 21(3)  
  44 Marshswallow 1196 82 BC Vancouver Island Martin Davis 10/2001  
  45 Solstice Shower Shaft 1191 91 BC Vancouver Island CC 18(2):56-57  
  46 Callis Cave 1189   ON Southern Ontario James Sled 7/2001  
  47 Meadow Cave 1135 175 BC Rockies CC 30(1):24-28  
  48 Mystery Cave 1091   BC Vancouver Island    
  49 Paradise Lost 1090 61 BC Vancouver Island CC 22(1):17-19  
  50 Cascade Cave 1068 103 BC Vancouver Island    
  51 Grotte Andrée 1045   NWT Nahanni Cave Exploration in Canada, Thompson Ed.,1976  
  52 Dreamtime 1040 58 BC Vancouver Island CC 28(1):36-39  
  52 Across the River 1040   ON   CC 65  
  53 Close To The Edge 970 472 BC Rockies    
  54 Ptarmigan Cave 890 318 BC Rockies CC 31(1):20-25  
  55 Tripartight 820 271 BC Rockies CC 62:8  
  56 Phreatic Follies 809 51 BC Vancouver Island CC 21(2):17-25  
  57 Whistling Cave 782 58 BC Vancouver Island Martin Davis 12/2001  
  58 Moon River Cave 774 142 BC Rockies CC 20(1):7-12  
  59 Black Hole 740   BC Vancouver Island CC 10(1):8-22  
  60 Canyon Creek Ice Cave 727 89 AB Rockies CC 8(2):32-36  
  61 Teawater  Cave 713 52 BC Vancouver Island Trevor Moelaert 11/2003  
  62 Dezaiko Cave 710 253 BC Rockies CC 18(1):4-10  
  63 Booming Ice Chasm 704 140 AB Rockies CC 69  
  64 Grueling Cave 697 153 BC Vancouver Island    
  65 Rockfalls Syphon Cave 692 37 BC Vancouver Island    
  66 Bath-Gorge Caves 656 25 BC Vancouver Island CC 30(2):42-44  
  67 Her Majesty's Cave 634   BC Rockies CC 23(1):6-8  
  68 Bottom's Up 631 78 BC Vancouver Island CC 20(1):36-39  
  69 Sexy Beast 626 46 BC Cariboo Mountains CC $66  
  70 Pozu Del Piton 624 59 BC Vancouver Island BCC 19(1), BCC 9(5):15  
  71 Larch Valley Cave 611 39 BC Rockies CC 23(1):3-5  
  72 Pinto Lake Cave 610 123 AB Rockies CC 11(2):19-23  
  73 Spare Change Cave 585 72 BC Vancouver Island Trevor Moelaert 1/2005  
  74 Skull Creek Cave 584   BC Vancouver Island    
  75 Gusting Cave 581 53 BC Vancouver Island CC 21(2):17-25  
  76 F1 Resurgence Cave 570 30 BC Rockies CC 22(1):41  
  77 Grotte de Lorraine 556   QC Terrebonne CC Special Issue:Cave Exploration in Canada  
  78 Gleason Creek Resurgence 555 28 BC Rockies BCC 8(6):6  
  79 McRitchie Cavern 549 123 BC Rockies CC 69  
  80 Y2Kave 543 43 BC Vancouver Island Trevor Moelaert 1/2005, BCC 16(1):24  
  81 Wapiabi Cave 540 152 AB Rockies CC 9(1):25-28  
  81 Little Moscow 540 96 BC Rockies CC 20(1):3-5  
  82 Dud Cave 539 37 BC Vancouver Island Trevor Moelaert 1/2006  
  83 Emelia Creek Main 536 63 BC Vancouver Island    
  84 Euclataws Cave 530 81 BC Vancouver Island    
  85 Maquinna 520 109 BC Vancouver Island    
  86 No Hike Mike 516 105 BC Vancouver Island CC 21(2):19  
  87 White Cave 515 8 NB New Brunswick CC 29:1  
  88 Triskaidekaphobia Cave 507 72 BC Vancouver Island Trevor Moelaert 11/2004  
  88 Grottes du Petit Lac du Cerf #1 507   QC   CC 67  
  89 Colossal 502 88 BC Vancouver Island    
  90 Caverne de la Rivière à la Patate 500   QC Duplessis    
  91 Tsulton Rising 495 42 BC Vancouver Island    
  92 Woodwind Cave 487 31 BC Vancouver Island    
  93 Grotte Inferieure 486   NF   CC 8(2):42-46  
  94 Little Stream Cave 485   ON Bruce Peninsula CC 30(2):16-19  
  95 Baseline Cave 474 176 BC Vancouver Island BCC 18(4):12  
  96 Serendipity 473 47 AB Rockies CC 12(2):13-15  
  97 Tokumm Cave 466 16 BC Kootenay Park CC 30(2):32-33  
  98 Grotte Toute en Marmite 450   QC      
  99 Siren Song 446 146 BC Cariboo Mountains    
  100 The Pellet Factory 442   BC Rockies CC 57  
                 
    Abbreviations:  CC = The Canadian Caver Magazine; BCC= BC Caver; JSM = Journal of Subterranean Metaphysics  
                 
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