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DAILY SEAWATER TEMPERATURE AND DENSITY RECORD SHORE STATION
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Station Race Rocks Lightstation Time Zone P.S.T.
Observer Lester B. Pearson College of the Pacific Month APRIL 2002
Date Time Sea
Temp.
°C		 Jar
Temp.
°C		 Hydro- meter No. Observer Density . Reduced *Corrected *Salinity
1 20:20 8.2 8.2 10,802 1.0247 1.0236 1.0  
2 4:00 7.7 7.7 10,802 1.0245 1.0234 1.0  
3 4:05 7.7 7.8 10,802 1.0244 1.0233 1.0  
4 0:05 7.9 7.9 10,802 1.0242 1.0231 1.0  
5 0:20 7.9 8.0 10,802 1.0242 1.0231 1.0  
6 1:15 8.3 8.3 10,802 1.0241 1.0230 1.0  
7 2:30 8.3 8.3 10,802 1.0241 1.0230 1.0  
8 2:55 8.2 8.3 10,802 1.0242 1.0231 1.0  
9 2:25 8.7 8.7 10,802 1.0241 1.0231 1.0  
10 12:40 9.0 9.0 10,802 1.0240 1.0230 1.0  
11 13:30 9.3 9.3 10,802 1.0238 1.0229 1.0  
12 14:20 9.0 9.0 10,802 1.0240 1.0230 1.0  
13 15:15 9.4 9.5 10,802 1.0240 1.0231 1.0  
14 16:20 9.4 9.4 10,802 1.0241 1.0232 1.0  
15 19:05 9.1 9.1 10,802 1.0243 1.0233 1.0  
16 2:35 9.1 9.1 10,802 1.0241 1.0231 1.0  
17 2:00 9.0 9.1 10,802 1.0243 1.0233 1.0  
18 2:00 9.1 9.1 10,802 1.0243 1.0233 1.0  
19 2:25 8.8 8.8 10,802 1.0244 1.0234 1.0  
20 1:20 8.7 8.8 10,802 1.0244 1.0234 1.0  
21 0:15 8.7 8.7 10,802 1.0242 1.0231 1.0  
22 0:30 8.7 8.7 10,802 1.0242 1.0231 1.0  
23 9:35 9.0 9.0 10,802 1.0240 1.0229 1.0  
24 11:25 9.0 9.1 10,802 1.0241 1.0230 1.0  
25 12:35 9.4 9.5 10,802 1.0240 1.0231 1.0  
26 13:45 9.0 9.0 10,802 1.0241 1.0231 1.0  
27 15:00 9.5 9.6 10,802 1.0240 1.0231 1.0  
28 18:00 9.3 9.4 10,802 1.0241 1.0232 1.0  
29 19:20 9.3 9.3 10,802 1.0240 1.0231 1.0  
30 20:35 9.2 9.2 10,802 1.0243 1.0233 1.0  
Mean* * 8.8 8.8 * 1.0 * 1.0 * 1.0 * *
Recorded by Race Rocks Marine Protected Area Guardian, Mike Slater..
Lester B Pearson College of the Pacific
Copyright
Lester B. Pearson College