ITEM: |
INFORMATIONAL ITEMS/STAFF REPORTS |
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27. |
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Meeting Date: |
May 17, 2010 |
Budgeted: |
N/A |
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From: |
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Program/ |
N/A |
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General Manager |
Line Item No.: |
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Prepared By: |
Cory Hamilton |
Cost Estimate: |
N/A |
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General Counsel Review: N/A |
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Committee Recommendation: N/A |
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CEQA Compliance: N/A |
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AQUATIC HABITAT AND FLOW CONDITIONS: Streamflow conditions for fish migration during April 2010 were optimal for adults, smolts and juvenile fish with continuous flow to the lagoon throughout the month.
During April 2010, the mean daily
streamflow recorded at the District’s
ADULT STEELHEAD AT SCD: The fish counter and video camera were
installed at the ladder on October 17, 2009.
The first fish recorded over the counter was on October 17th.
There have been a total of 167 fish recorded passing the counter, two in
October, five in November, three in December, 25 in January, 55 in February, 65
in March and 12 in April (see graph below). This season’s counts have exceeded
last year’s total count of 95 fish. This year’s to-date counts are well below
the through April average count of 440 fish observed at the counter, since its
installation in 1993.
ADULT STEELHEAD AT LPD: By the end of April 2010, 55 fish were reported at Cal-Am’s Los Padres Dam Fish Trap (see graph below). This season’s counts have exceeded last year’s total count of 21 fish.
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