Daily Seawater Temperature and Density Record Shore Station
Station Race Rocks Ligthstation							Time Zone P.S.T
Observer Lester B. Pearson College of the Pacific					Month JULY 2004
Date	Time	Sea Temp. °C	Jar Temp. °C	Hydro- meter No.	Observer	Density . Reduced	*Corrected	*Salinity
1	22:45	11.1	11.2	10,802	1.0238	1.0231	1.0
2	23:35	11.1	11.2	10,802	1.0238	1.0231	1.0
3	18:55	11.0	11.0	10,802	1.0240	1.0233	1.0
4	19:20	11.0	11.0	10,802	1.0240	1.0233	1.0
5	19:45	11.0	11.1	10,802	1.0239	1.0232	1.0
6	20:00	11.0	11.1	10,802	1.0242	1.0235	1.0
7	19:55	11.0	11.1	10,802	1.0240	1.0233	1.0
8	5:10	11.1	11.1	10,802	1.0240	1.0233	1.0
9	7:35	11.0	11.0	10,802	1.0239	1.0232	1.0
10	20:25	11.3	11.4	10,802	1.0239	1.0233	1.0
11	20:40	12.1	12.1	10,802	1.0234	1.0229	1.0
12	20:40	12.8	12.9	10,802	1.0230	1.0228	1.0
13	20:45	12.2	12.2	10,802	1.0232	1.0227	1.0
14	21:10	12.0	12.1	10,802	1.0232	1.0227	1.0
15	21:45	12.1	12.3	10,802	1.0233	1.0228	1.0
16	22:30	12.1	12.2	10,802	1.0235	1.0230	1.0
17	23:10	12.3	12.5	10,802	1.0237	1.0232	1.0
18	19:20	11.6	11.7	10,802	1.0238	1.0232	1.0
19	19:20	11.8	12.0	10,802	1.0240	1.0235	1.0
20	19:25	11.7	11.9	10,802	1.0239	1.0234	1.0
21	19:05	11.6	11.7	10,802	1.0240	1.0234	1.0
22	18:25	12.8	12.9	10,802	1.0238	1.0234	1.0
23	18:40	13.0	13.1	10,802	1.0235	1.0231	1.0
24	7:30	12.0	12.1	10,802	1.0236	1.0231	1.0
25	19:25	12.5	12.6	10,802	1.0234	1.0229	1.0
26	19:45	12.7	12.8	10,802	1.0229	1.0225	1.0
27	20:10	12.7	12.8	10,802	1.0228	1.0224	1.0
28	20:45	12.9	13.0	10,802	1.0227	1.0223	1.0
29	21:35	12.4	12.5	10,802	1.0234	1.0229	1.0
30	22:35	12.1	12.2	10,802	1.0232	1.0227	1.0
31	17:40	12.0	12.0	10,802	1.0232	1.0227	1.0
Mean*	*	11.9	11.9	*	1.0236	1.0230	1.0 *	*
	Please mail to: Inst. Ocean Science, P.O. Box 6000, Sidney, B.C. V8L 4B2
* These calculations will be done later at D.F.O. office.
	Recorded by Race Rocks Marine Protected Area Guardian, Mike Slater.. Lester B Pearson
	College of the Pacific