23. CARMEL
RIVER FISHERY REPORT
Meeting
Date: February 19, 2004 Budgeted: N/A
Program/Line
Item No.: Aquatic
Committee Recommendation: N/A
CEQA Compliance:
N/A
AQUATIC HABITAT AND FLOW CONDITIONS: During most of January 2004, Carmel River streamflow conditions were generally good for smolt out-migration and adult in-migration, and good for fish rearing. Large storms in late December and early January opened the lagoon mouth allowing adult steelhead to move upstream. Lack of rain late in the month reduced stream flow in the lower valley substantially. In January, mean daily streamflow recorded at the District’s Carmel River Sleepy Hollow Weir gaging station averaged 72.6 cubic feet per second (cfs) and ranged from 29 to 341 cfs.
In
January 2004, 2.44 inches of rainfall were recorded by Cal-Am at San Clemente
Dam (SCD). The long-term January
average at this site is 4.40 inches.
For Water Year 2004 through the end of January, the total rainfall is
10.46 inches, or 94% of average.
The
Carmel River Lagoon was first breached by the Monterey County Public Works
Department December 30, 2003 and several times in January 2004 after the sand
bar at the mouth built up and blocked river outflow.
Carmel Lagoon Water Level January 2004
ADULT
STEELHEAD COUNTS AT SAN CLEMENTE DAM: The
District’s automatic adult fish counter at the San Clemente Dam Ladder was
installed in early January. As of
February 5, 2004, 33 counts had been recorded.
A digital surveillance camera is being installed that will be used to
calibrate the counter, assess the condition of the fish and possibly the sex of
each individual.
SLEEPY HOLLOW STEELHEAD REARING FACILITY: The Facility was shut down for the winter in late December after the last of the young-of-year fish in the rearing channel and the larger juveniles from Tank 3 were released. By September 5, 2003, staff had stocked 28,327 fish at the Facility, or approximately one-half of the total number rescued from the lower river. Between late October and December 31, 2003, a total of 12,737 fish were released from the Facility back into the river. All were in excellent physical condition, and many had grown quite large. The overall survival rate of fish held at the Facility in 2003 is approximately 44%. This is a very favorable result when compared to the survival of wild fish in the lower Carmel River and shows that the combination of the cooling tower, quarantine protocol, feeding regime, and nature-like habitat in the rearing channel is successful in rearing wild-caught juvenile steelhead. Final results are shown below for fish held in the four quarantine tanks (QT-2,3,4,5), the larger fish in the 22’ diameter Tank 3 (T-3), and the young-of-the-year (YOY) fish in the rearing channel (RC).
SHSRF Fish Summary July
18 - December 31, 2003. |
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Tank # |
# Fish Added |
# Morts |
Unaccounted For |
Total Released |
% Survival |
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Notes |
QT-2 |
660 |
450 |
0 |
210 |
31.8 |
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med size
transf. from T-4 |
QT-3 |
470 |
327 |
0 |
143 |
30.4 |
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med size |
QT-4 |
821 |
224 |
349 |
248 |
30.2 |
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CRSA
seined fish. |
QT-5 |
332 |
86 |
67 |
179 |
53.9 |
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CRSA
seined and shocked. |
T-3 |
295 |
88 |
1 |
206 |
69.8 |
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large 1+
year olds |
R C |
25,751 |
5,997 |
8,003 |
11,751 |
45.6 |
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YOY |
Totals |
28,329 |
7,172 |
8,420 |
12,737 |
43.6 |
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Unaccounted
for fish were either eaten by other fish, morts not found, or the number of |
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added
fish was over estimated at the beginning. |
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