The 1997 El Niño/Southern Oscillation (ENSO 97-98):
Biological observations possibly related to El Niño

 

 Oregon
 
Fish
Birds
Other
September 08 
28 
29
  05 
08 
18 
October 10 
29
   
November 04    
December 05 
05
   
February   10  
June   25  
July 27
 
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