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Pacific Coastal & Marine Science Center

A Global Inventory of Natural Gas Hydrate Occurrence

by Keith A. Kvenvolden and Thomas D. Lorenson

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Descriptions of Natural Gas Hydrate - Atlantic

Key: Geographic
Location:
Core/
Sample
Count:
Latitude/
Longitude:
H2O
Depth
(m):
Sed
Depth
(m):
Description:
A6 Gulf of Mexico
(Texas and Louisiana)
DSDP
Leg 96,
Site 618
2 samps 26°56’N/
91°19’W
2400 20 Nodules, crystals in mud.
Green
Canyon
14 cores ~27°43’N/
~90°00’W
530 - 880 1.2 - 4.8 Nodules, layers in rubble.
Garden
Banks
1 core 27°36’N/
92°11’W
850 2.8 & 3.8 Nodules, layers in rubble.
Mississippi
Canyon
1 core 28°03’N/
88°59’W
1300 ~3.8 Pieces in coarse sediment.
Bush
Hill
1 core 27°47.5’N/
91°15.0’W
540 0 Mounds at seafloor.
A8 Blake Ridge
(Southeastern USA)
DSDP
Leg 76,
Site 533
1 samp 31°15.6’N/
74°54.2’W
3191 238 Fragment in mud.
ODP
Leg 164,
Site 994
2 cores 31°47.1’N/
75°32.8’W
2799 260 Fragments in clay.
ODP
Leg 164,
Site 996
5 cores 32°29.6’N/
76°11.5’W
2170 0 - 66 Nodules, veins in mud.
ODP
Leg 164,
Site 997
1 samp 31°50.6’N/
75°18.1’W
2770 331 Massive core (~30 cm).
A15 Haakon-Mosby Mud Volcano
(Norway)
11 samps 72°00.3’N/
14°43.5’E
~1255 0 - 3 Inclusions and plates.
A18 Niger Delta
(Nigeria)
6 cores ~03°40’S/
~06°00’W
561 - 770 0 - 4.6 Nodules, dispersed in clay.
 
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Content Last Modified: 2001 [poster update 17Nov10 (lzt)]