Place
- Africa2
- Albion River Watershed (Calif.)2
- Antarctic Ocean2
- Canada2
- Indian Ocean2
- Kenya2
- Kern County (Calif.)2
- Mexico2
- North America2
- Rhode Island Sound (Mass. and R.I.)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
- Blue Hill Bay (Me.)1