The following list is compiled from various sources, most notably Bob Guldens web page at: http://www.pipeline.com/~caverbob/ and the Quintana Roo Speleological Survey (QRSS) at http://www.caves.org/project/qrss/qrss.htm and was updated in August 2007. The list is also available at www.cavesurvey.com and is updated from time to time as information becomes available. Additions and updates are welcomed and can be sent to mpoucher@atlantic.net or you can call 352-840-0167.

WORLD UNDERWATER LONG CAVE LIST

8/3/2007 Compiled by: Michael Poucher, Florida from Bob Guldens Long and Deep Cave Lists, Quintana Roo Speleological Survey and other sources.This list includes underwater caves greater than one mile in length gathered from the best information available at the time and may not be completely up-to-date. Corrections and additions are welcome.

LENGTH

DEPTH

LENGTH

DEPTH

NAME

COUNTRY

STATE

County

Miles

Feet

Meters

Meters

SOURCE

DATE

1

Sistema Ox Bel Ha

Mexico

Quintana Roo

102.189

110

164457

34

CINDAQ?MSEP

2007

2

Sistema Sac Actun

Mexico

Quintana Roo

96.531

235

155352

72

Davidsson/Scmittner

2007

3

Cenote Dos Ojos

Mexico

Quintana Roo

35.865

391

57719

119

Hermansen

2007

4

Wakulla-Leon Sinks Cave System

USA

Florida

Leon/Wakulla

28.500

325

45866

99

WKPP-McKinlay

2007

5

Sistema Toh Ha

Mexico

Quintana Roo

13.777

42

22171

13

Berni/Sieff

2005

6

Sistema Naranjal (Najaron-Maya Blue)

Mexico

Quintana Roo

13.396

114

21559

35

Kampe

2006

7

Sistema K'oox Baal

Mexico

Quintana Roo

11.917

86

19178

26

Czech Speleo. Sur

2007

8

Sistema Ponderosa

Mexico

Quintana Roo

9.332

54

15019

16

Gerrard

2000

9

Cathedral-Falmouth System

USA

Florida

Suwannee

8.939

190

14386

58

Leonard

2005

10

Old Bellamy Cave System

USA

Florida

Alachua

7.864

180

12657

55

Poucher

2007

11

Sistema Camilo

Mexico

Quintana Roo

5.996

80

9649

24

Cambrian Foundation

2006

12

Cenote Muul Three

Mexico

Quintana Roo

5.984

63

9630

19

SAET

2005

13

Cenote Chac-Mol

Mexico

Quintana Roo

5.712

93

9193

28

Matthes

2000

14

Lucayan Caverns

Bahamas

5.705

9182

Exley, Caverns..

15

Cueva Quebrada

Mexico

Cozumel

5.593

35

9000

11

Ormeroid

1993

16

Madison Blue Spring

USA

Florida

Madison

4.831

120

7775

37

Bruic

1997

17

Cenote Zapote

Mexico

Quintana Roo

4.783

80

7697

24

R. Weijski-Wol

2005

18

Telford Springs

USA

Florida

Suwannee

4.735

72

7620

22

Kunkle, Poucher

2003

19

School Sink

USA

Florida

Pasco

4.598

160

7400

49

Bojar, Warren

2003

20

Peacock Spring Cave

USA

Florida

Suwanee

4.603

210

7408

64

Poucher

2005

21

Pipeline System (Chip's/Cal's)

USA

Florida

Wakulla

4.222

155

6795

47

B.Scarabin

06/98

22

Three Island Cave

Canada

Quebec

4.078

38

6563

12

McKenzie

23

Sistema Xel-Ha Norte

Mexico

Quintana Roo

4.031

44

6488

13

Bogaerts/Phillips

2004

24

Bananeira

Brazil

3.977

6400

Nairne

2004

25

Cueva Aerolito

Mexico

Cozumel

3.791

90

6100

27

Ormeroid

1993

26

Entrada Caapechen

Mexico

Quintana Roo

3.689

92

5938

28

Yaxchen Project

2007

27

Hornsby Spring Cave System

USA

Florida

Alachua

3.651

150

5876

46

Sheck Exley

1982

28

Doux De Coly

France

3.528

212

5678

65

Buchaly, Waldbrener

2002

29

Jackson Blue Springs Cave

USA

Florida

Jackson

3.465

102

5576

31

Sheck Exley

1980

30

Manatee Spring Cave System

USA

Florida

Levy

3.410

95

5488

29

Poucher

2004

31

Sistema Actun Chen

Mexico

Cozumel

3.377

82

5435

25

Birnbach/LeMaillot

2001

32

Sistema Taj Mahal

Mexico

Quintana Roo

3.331

80

5361

24

Carnahan/Phillips

2004

33

Sistema Actun Koh

Mexico

Quintana Roo

3.204

54

5156

16

F. Devos

2001

34

Sistema Tortuga

Mexico

Quintana Roo

3.045

90

4900

27

R. Weijski-Wol.

2005

35

Sistema Tux Kupaxa

Mexico

Quintana Roo

2.968

48

4777

15

Schnittger/Phillips

2005

36

Dzonot Took

Mexico

Quintana Roo

2.943

54

4736

16

Lins/Matthes

2000

37

Green Sink Cave System

USA

Florida

Lafayette

2.815

60

4530

18

Sheck Exley

1980

38

Sistema Aktun Hu

Mexico

Quintana Roo

2.756

46

4436

14

Alvarez/Attolina/ Nava

2007

39

Cenote Chan Ayim

Mexico

Quintana Roo

2.618

97

4214

30

Schnittger/Phillips

2006

40

Moinar Janos Cave

Hungary

Budapest

2.485

4000

41

Cenote Burrodromo

Mexico

Quintana Roo

2.462

47

3962

14

Skiles

1988

42

Gervais Cave

Canada

Ontario

2.428

30

3907

9

McKenzie

43

Sistema Dos Pisos

Mexico

Quintana Roo

2.302

85

3704

26

Dotchon/ Schmittner

2003

44

Natural Bridge - St. Marks

USA

Florida

Wakulla

2.293

110

3690

34

WKPP-McKinlay

2007

45

Indian Spring (Creek) Cave

USA

Florida

Wakulla

2.273

3658

WKPP-Irvine

1998

46

Devils Eye Cave System

USA

Florida

Gilchrist

2.260

102

3637

31

47

Sistema Joolis

Mexico

Quintana Roo

2.259

66

3636

20

Czech Speleo. Sur

2005

48

Sistema Crustacea

Mexico

Quintana Roo

2.253

62

3627

19

Richards/Riordan

2006

49

M2 Blue Hole

USA

Florida

Madison

2.207

147

3551

45

Poucher/Hemphill

2006

50

Sistem Ich Tunich

Mexico

Quintana Roo

2.199

54

3538

16

Schmittner

2006

51

Sistema Dos Pies

Mexico

Quintana Roo

2.185

43

3516

13

Devos

2001

52

Tank Cave

Australia

South Australia

2.175

3500

Prust

2002

53

Beacon Woods

USA

Florida

Pasco

2.163

140

3481

43

Warren

2002

54

Sally Ward

USA

Florida

Wakulla

2.000

3219

Wisenbaker

2003

55

Santa Fe River Rise

USA

Florida

Alachua

1.993

150

3207

46

Poucher

2003

56

Mundo Escondido

Mexico

Quintana Roo

1.992

86

3206

26

Wang/Phillips

2005

57

Sistema Minotauro

Mexico

Quintana Roo

1.938

48

3118

15

Birnbach/LeMaillot

2001

58

Giant Cave

Belize

1.936

3116

Exley

59

Entrada Boca Paila