Ocean / Sea | 2 | |
Weather | 2 | |
Fish | 1 | |
Land | 1 | |
Marine Mammals | 1 | |
Surface Waters / Wetlands | 1 |
Seasonal Timing | 2 | |
Unusual Animal Behavior | 1 | |
Death / Die-off / Decline | 1 | |
Extreme Temperature | 1 | |
Pollution | 1 |
2 | 1 | 1 |
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2 | 1 | 1 |
|
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|
SPRING | 2 | |
SUMMER | 2 |
United States | 3 | |
Canada | 1 |