Place
- Nantucket Sound (Mass.)3
- Penobscot Bay (Me.)3
- United Arab Emirates3
- Vineyard Sound (Mass.)3
- Africa2
- Antarctic Ocean2
- Indian Ocean2
- Kenya2
- Kern County (Calif.)2
- Rhode Island Sound (Mass. and R.I.)2
- San Francisco Bay (Calif.)2
- Tehama County (Calif.)2
- Algeria1
- Amador County (Calif.)1
- Antarctica1
- Asia1
- Atlantic Coast (New England)1
- Australia1
- Berkeley (Calif.)1
- Block Island Sound (R.I.)1