San Francisco Bay Properties

1
San Francisco Bay Properties

• A Characterization of the Waters inside the Bay

For OC3570 Operational Oceanography Prof. C.
Collins, Prof. P. Guest Presented by LT Jonathan
D. Morrison, USN
2
Motivation

• Personal Interest
• Coastal research
• Professional Interest
• Seasonal and long-term trends
• Spatial variation
• Our impact
• What Bay can provide

3
Expectations

• Properties of interest
• Temperature
• Salinity
• Fluorescence
• Transmissivity
• Short time-scale
• Latitudinal variations

4
Method

• 21 Stations
• Each measured twice
• 24-hour period
• Two tidal periods
• Same point on tidal curve
• CTD Casts to bottom
• 5 90m
• Data processing
• MATLAB
• SURFER 8

5
Tides for Data Collection
Carquinez St.
Redwood City
6
(b)
(a)
(c)
7
Temperature
7/22 2011 (max fl)
Leg 1
7/22 1111 (h)
7/22 1604 (fl)
Leg 2
7/23 0029 (ebb)
7/23 0852 (l sl)
Redwood City
Golden Gate
Carquinez Strait
7/23 0425 (l sl)
8
Salinity
7/22 2011 (max fl)
Leg 1
7/22 1111 (h)
7/22 1604 (fl)
Leg 2
7/23 0029 (ebb)
7/23 0852 (l sl)
Redwood City
Golden Gate
Carquinez Strait
7/23 0425 (l sl)
9
Fluorescence
7/22 2011 (max fl)
Leg 1
7/22 1111 (h)
7/22 1604 (fl)
Leg 2
7/23 0029 (ebb)
7/23 0852 (l sl)
Redwood City
Golden Gate
Carquinez Strait
7/23 0425 (l sl)
10
Transmissivity
7/22 2011 (max fl)
Leg 1
7/22 1111 (h)
7/22 1604 (fl)
Leg 2
7/23 0029 (ebb)
7/23 0852 (l sl)
Redwood City
Golden Gate
Carquinez Strait
7/23 0425 (l sl)
11
Temperature
Leg 1
7/22 1811 (fl)
7/23 0311 (l sl)
7/22 2304 (ebb)
Depth (m)
Dist from stn 1 (km)
Leg 2
7/23 0729 (fl)
7/22 1811 (l sl)
Depth (m)
Dist from stn 1 (km)
Redwood City
Golden Gate
Carquinez Strait
7/23 1125 (h sl)
12
Salinity
Leg 1
7/22 1811 (fl)
7/23 0311 (l sl)
7/22 2304 (ebb)
Depth (m)
Dist from stn 1 (km)
Leg 2
7/23 0729 (fl)
7/22 1811 (l sl)
Depth (m)
Dist from stn 1 (km)
Redwood City
Golden Gate
Carquinez Strait
7/23 1125 (h sl)
13
Fluorescence
Leg 1
7/22 1811 (fl)
7/23 0311 (l sl)
7/22 2304 (ebb)
Depth (m)
Dist from stn 1 (km)
Leg 2
7/23 0729 (fl)
7/22 1811 (l sl)
Depth (m)
Dist from stn 1 (km)
Redwood City
Golden Gate
Carquinez Strait
7/23 1125 (h sl)
14
Transmissivity
7/22 1811 (fl)
7/23 0311 (l sl)
7/22 2304 (ebb)
Leg 1
Depth (m)
Dist from stn 1 (km)
Leg 2
7/23 0729 (fl)
7/22 1811 (l sl)
Depth (m)
Dist from stn 1 (km)
Redwood City
Golden Gate
Carquinez Strait
7/23 1125 (h sl)
15
Conclusions

• Impact
• Man
• Environment
• Spatial variations
• Temporal Variations

16
Future Research

• Tidal variations
• Seasonal variations

17
References

• Surfer 8 User Guide
• Conomos, T.J., ed. San Francisco Bay The
  Urbanized Estuary. Pacific Division, AAAS San
  Francisco, CA. 1979.

18
Acknowledgements

• Officers and Crew of M/V Point Sur
• Prof. Curtis Collins, Prof. Peter Guest
• Mr. Tare Rago
• LT Roland, LT Dare, LT Hsieh
• Moss Landing Marine Laboratories