The 1997 El Niño/Southern Oscillation (ENSO 97-98):
Biological observations possibly related to El Niño
Pacific Northwest El Niño Impacts
Washington
Marine life / fish
Birds
Other
August
23
26
27
September
03
08
09
03
25
28
04
30
October
03
10
14
03
06
14
November
Nov
June
25
July
27
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The 1997 El Niño/Southern Oscillation (ENSO 97-98)