| NOS | NIMA | |
IHO |
|---|---|---|---|
 |
Submerged production well |
 |
|
 |
Submarine cable area |
 |
|
 |
Submarine power cable |
 |
|
 |
Submarine power cable area |
 |
|
 |
Disused submarine cable |
 |
|
| NOS | National Ocean Service (US) |
| NIMA | National Imagery and Mapping Agency (US) |
| IHO | International Hydrographic Organization |
|
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