Death / Die-off / Decline | 4 | |
Unusual Range / Sighting | 2 | |
Unusual Size / Abundance | 1 | |
Algal Bloom | 1 | |
Drought | 1 | |
Extreme Temperature | 1 | |
Pollution | 1 |
3 | 2 | 1 | 1 |
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WINTER | 4 | |
SUMMER | 2 | |
FALL | 1 |
Canada | 2 | |
United States | 2 | |
Finland | 1 | |
Japan | 1 |