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2008 Annual Monitoring Report (pdf 10.9MB) - Bolsa Chica ...

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<strong>Bolsa</strong> <strong>Chica</strong> Lowlands Restoration <strong>Monitoring</strong><br />

<strong>2008</strong> <strong>Annual</strong> <strong>Report</strong><br />

0.8<br />

0.6<br />

FTB<br />

LAOH<br />

Daily Minimum Tidal Elevations<br />

Lower Low Tide (m NAVD)<br />

0.4<br />

0.2<br />

0.0<br />

-0.2<br />

-0.4<br />

-0.6<br />

-0.8<br />

Jan-2007<br />

Feb-2007<br />

Mar-2007<br />

Apr-2007<br />

May-2007<br />

Jun-2007<br />

Jul-2007<br />

Aug-2007<br />

Sep-2007<br />

Oct-2007<br />

Nov-2007<br />

Dec-2007<br />

Jan-<strong>2008</strong><br />

Feb-<strong>2008</strong><br />

Mar-<strong>2008</strong><br />

Apr-<strong>2008</strong><br />

May-<strong>2008</strong><br />

Jun-<strong>2008</strong><br />

Jul-<strong>2008</strong><br />

Aug-<strong>2008</strong><br />

Sep-<strong>2008</strong><br />

Oct-<strong>2008</strong><br />

Nov-<strong>2008</strong><br />

Dec-<strong>2008</strong><br />

Date<br />

Figure 2-5a. Minimum daily tidal elevations in the <strong>Bolsa</strong> <strong>Chica</strong> Full Tidal Basin (FTB) and at the Los Angeles<br />

Outer Harbor (LAOH) between January 20, 2007 and December 31, <strong>2008</strong> (Values are measured, lower low<br />

tide in meters NAVD88)<br />

1.0<br />

Daily Minimum Tide Differences (<strong>Bolsa</strong> FTB minus LAOH)<br />

0.8<br />

Difference (m)<br />

0.6<br />

0.4<br />

0.2<br />

0.0<br />

-0.2<br />

Jan-2007<br />

Feb-2007<br />

Mar-2007<br />

Apr-2007<br />

May-2007<br />

Jun-2007<br />

Jul-2007<br />

Aug-2007<br />

Sep-2007<br />

Oct-2007<br />

Nov-2007<br />

Dec-2007<br />

Jan-<strong>2008</strong><br />

Feb-<strong>2008</strong><br />

Mar-<strong>2008</strong><br />

Apr-<strong>2008</strong><br />

May-<strong>2008</strong><br />

Jun-<strong>2008</strong><br />

Jul-<strong>2008</strong><br />

Aug-<strong>2008</strong><br />

Sep-<strong>2008</strong><br />

Oct-<strong>2008</strong><br />

Nov-<strong>2008</strong><br />

Dec-<strong>2008</strong><br />

Date<br />

Figure 2-5b. Daily differences in lower low tide elevations between the FTB and the LAOH (Values are in<br />

meters with negative values indicating lower tidal values in the <strong>Bolsa</strong> <strong>Chica</strong> FTB and positive values indicating<br />

lower tidal values at LAOH. The straight line represents the trend in the daily differences over the dates<br />

observed)<br />

Merkel & Associates, Inc. 109

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