Region
United States
589
Arctic regions
30
Alaska
19
Great Britain
17
Northwest Passage
17
California
14
Florida
12
Great Lakes (North America)
12
Texas
11
Florida Keys National Marine Sanctuary
10
Northwest Coast of North America
8
Pacific Ocean
8
Somalia
8
Washington (State)
8
Atlantic Ocean
7
Massachusetts
7
China
6
Germany
6
Horn of Africa
6
Louisiana
6
Mexico, Gulf of
6
Middle East
6
North Atlantic Ocean
6
Arctic Ocean
5
England
5
European Union countries
5
Oregon
5
Pacific Coast (U.S.)
5
Spain
5
Europe
4
Illinois
4
Japan
4
Mexico
4
Oceania
4
Prince William Sound Region
4
Puerto Rico
4
Yemen (Republic)
4
America
3
Atlantic Coast
3
Atlantic Coast (U.S.)
3
Australia
3
Chicago Sanitary and Ship Canal
3
Corpus Christi
3
France
3
Gulf Islands National Seashore (Fla. and Miss.)
3
Maryland
3
Palestine
3
Polynesia
3
Prince William Sound
3
San Francisco
3
more ...