Dry Creek Habitat Enhancement - Amazon Web Services · Dry Creek (Lake Sonoma to Russian River) ......
Transcript of Dry Creek Habitat Enhancement - Amazon Web Services · Dry Creek (Lake Sonoma to Russian River) ......
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Dry Creek Habitat Enhancementy
David ManningPrincipal Environmental Specialist
www.sonomacountywater.org
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Juvenile Coho and Steelhead Juvenile Coho and Steelhead Summer and Winter Rearing
H bit tHabitat
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Dry Creek Objectives Objectives & Timeline• Reduce water velocity for coho summer and winter rearing
• Create near optimal depth, cover, habitat complexitycomplexity
• Enhance 6 of 14 miles (10 of 22 km)
• 12 years
• Use an Adaptive pManagement Approach
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Plan “A” Plan “B”Habitat Enhancement Bypass Pipeline
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1980 2010Dry Creek (Lake Sonoma to Russian River)
1980 2010
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Enhancement Techniques
Low Velocity Backwater PoolsLow Velocity Backwater Pools, Alcoves Side Channels
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Enhancement TechniquesWinter Refuge Habitat
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Enhancement TechniquesEnhancement Techniques
Vegetation Management
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Habitat Feasibility StudyHabitat Feasibility Study• 45 Potential project opportunitiesopportunities
• Distributed throughout 14 miles
9 il f ff • 9 miles of off channel habitat
• Total cost for 6 mile objective = j$36 to $48 Million
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Summer Habitat OpportunitiesSummer Habitat Opportunities
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Winter Habitat OpportunitiesWinter Habitat Opportunities
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Demonstration Project
• Dry Creek Valley170 owners
•11 Voluntary landowners including 5 Wineries along including 5 Wineries along 1 Contiguous Mile
• Implementation in 2012-2013
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Project ParticipantsProject Participants•Rued Family (3.5 ac)•Van Alyea Family (8.3 ac)y y ( )•Mascherini Family (1.3 ac)•Seghesio Family (5.9 ac)•Kight Family – Quivira Winery (3.3 ac)
E t t I (0 03 )•Entrust Inc. (0.03 ac)•Wohlmer Family(0.6 ac)•Douglas Lipton (2.0 ac)•Farrow – Amista Winery (3.8 ac)y ( )•Donald & Kim Wallace (1.3 ac)•Dry Creek Vineyards, Inc. (4.8 ac)
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Demonstration Project 90% Design DetailsBank
Stabilization
d
Backwater Channels
Constructed Riffles
and Alcoves Log Jams
and Wood
Boulder Clusters
Woody Debris
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Status and Next StepsStatus and Next Steps
• CEQA/Project Approval Complete• 90% Design Approval by NMFS and DFG
(comments received Jan 2012)
• Complete Landowner Negotiations(easement offers were made Jan 2012)
• Obtain Permits (applications submitted Dec 2011)
• Advertise for Log Procurement and gConstruction Spring 2012
• Construction Summer 2012 – Fall 2013Construction Summer 2012 Fall 2013
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Future Habitat Projects In Dry Creek
•Miles 2-3 - 2015-2017
•Miles 4-6 – 2018-2020
•Site Evaluationand Ranking
•Landowner Outreach
•Additional CEQA, Permitting, Right of Way
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Grape Creek Projectsb hHabitat Enhancement
Projects Completed 20102010
Fish Passage In gProgress
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Crane Creek Fish Passage ProjectCompleted October
2011
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Wallace Creek Fish Passage ProjectIn Progress
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Willow Creek Fish Passage ProjectCompleted October
2011
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Wild Dry Creek Juvenile Coho Salmon
•Wild juvenile coho captured for first time
5 l ti•5 locations
•86 wild coho smolts in 2011•86 wild coho smolts in 2011only 3 in 2010 (96% increase)
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Juvenile Downstream Migrant Trap Data
2 292
13,17721,208
4 965
20,389
10,000
20,000
30,000 Chinook salmon
1,366 2,292 4,965
0
10,000
Mainstem Dry Creek
2009Year 2010 2011
108 417 680
5,4222,082 2,952
2,0004,0006,000
Steelhead
0
2009 2010 2011Year 2009 2010 2011
213 181
897
10 22 214500
1,000
Coho salmon
10 220
2009 2010 2011Year