Spatial Coverage
- Luquillo Region1
- Madeira Islands1
- Maine, Gulf of.1
- Maryland1
- Massachusetts Bay (Mass.)1
- Mediterranean Region1
- Mediterranean Sea1
- Mid-Atlantic Bight1
- Mohammedia1
- Morocco1
- New England1
- New France1
- New Jersey1
- New York (State)1
- New York Region1
- New York Region.1
- North Sea1
- Northumberland Strait1
- Norway1
- Puerto Rico, insular shelf.1
