ITEM: |
INFORMATIONAL
ITEMS/STAFF REPORTS |
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18. |
CARMEL RIVER FISHERY REPORT FOR JUNE
2014 |
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Meeting Date: |
July 21, 2014 |
Budgeted: |
N/A |
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From: |
David J. Stoldt, |
Program/ |
N/A |
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General Manager |
Line Item No.: |
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Prepared By: |
Beverly Chaney |
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: During June 2014,
Carmel River streamflow at the MPWMD Highway 1 gage (HW 1) was 0 cubic-feet per
second (cfs). As of June 30, the wetted front remained near Robinson
Canyon Road Bridge (River Mile, [RM], 8.46 with occasional isolated deep pools
in some reaches down to the Quail Lodge area (RM 4.3). An additional mile of stream was dry or
intermittent in the Carmel Valley Trail and Saddle Club reach (~RM 13.0).
Mean daily streamflow in
June at the District’s Carmel River at Sleepy Hollow Weir gaging station ranged
from 2.3 to 6.2 cfs, with a mean monthly flow of 3.45 cfs. During June, 0.0
inches of rainfall were recorded at California American Water’s (CAW) San
Clemente Dam (SCD). The rainfall total for WY 2014 (which started on
October 1, 2013) is 10.42 inches, or 49% of the long-term annual average (to
date) of 21.09 inches.
CARMEL RIVER
LAGOON: In June 2014, the
lagoon’s water-surface elevation (WSE) remained relatively stable between 3.2 -
3.5 feet above mean sea level (see graph below). Surface inflow to
the lagoon ceased on May 24, 2013. There
was no river inflow to the lagoon and the mouth remained closed.
Water quality profiles
were conducted in late June at five sites.
Water temperatures were warm, ranging from 67 – 70 degrees F, dissolved
oxygen (DO) levels were good at 8-12 mg/l, and salinity levels remained low at
0-3.5 ppt.
Striped bass continue to
be an issue in the lagoon. The California Department of Fish and Wildlife
(CDFW) is conducting depletion fishing efforts.
LOWER RIVER STEELHEAD
RESCUES: Staff began steelhead smolt and juvenile rescues on March 3, 2014, the
earliest rescue start since 1991. By
the end of June, a total of 2,703 fish had been rescued, including: 873 smolts, 1,740 non-smolted juveniles, 85
young-of-year (YOY), and five adults. The
YOY fish are progeny from non-sea run spawning adults – possibly even some of the
largest fish released from the Sleepy Hollow Steelhead Rearing Facility last
fall. The smolts and adults were
acclimated to seawater then released into the ocean at Stewart’s Cove, near the
Carmel River mouth. The juveniles and
YOY were transported farther upstream and released.
MARK AND RECAPTURE/PIT
TAG STUDY WITH NOAA FISHERIES:
District fisheries staff has been working with NOAA Fisheries staff from
the Santa Cruz Lab on a tagging study using steelhead the District rescued from
the lower Carmel River and reared in their Sleepy Hollow Steelhead Rearing
Facility (SHSRF) last year. Approximately 1,000 juvenile steelhead were transferred from
the SHSRF to the NOAA lab in September 2013. They were then
implanted with Passive Integrated
Transponder (PIT) tags; a research and
management tool for monitoring the movement of juvenile and adult fish. These fish were then released back into the
Carmel River below San Clemente Dam in March 2014. The original intent of the study was to
determine the timing of outmigration between different size classes of
fish. However, the study had to be
modified when the river failed to reach the lagoon this year. A mark and recapture project was conducted at
the release sites over three weeks in June to determine how many of the tagged
fish stayed at the release sites. In
addition, District staff collected important tagging data on migrating fish during
their trapping and rescue operations this spring and summer. NOAA staff will be analyzing the data and
reporting the results this fall.
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