The 1997 El Niño/Southern Oscillation (ENSO 97-98):
Biological observations possibly related to El Niño
 CERES: California El Niño Information
 El Nino Impacts on Pinnipeds in the Channel Islands
 
California, Arizona
 
Marine life
Birds
Other
July 15   15
August 23 
27 
 
 
Early 
25 
27 
28 
28
27 
September 01 
04 
06 
08 
10 
10 
12 
14 
23 
24 
25 
28
03 
03 
12 
14 
16 
17 
 
04 
22
October Oct 
Oct
01 
02 
Oct
01 
02 
02 
14 
18 
23 
30
November     11 
15 
28
December 05   06 
08 
17
January 02 
05 
12 
25
06 12 
13
February Feb, Feb 
03, 07, 15, Mid, 20, 22, 25, 25
27 Feb, 02, 03, 04, 07, 10, 15, 16, 19, 19, 19, 23, 24, 25, 27, 28
March March   10, 12
April 09 01 07, 12, 21, 23
May 08, 13, 14, 27, 31 14, 21, 31 11, 12, 13, 23, 26
June 09, 19 25 02, 19
July 06   29
 
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