Transcript Fremont/Tisdale Sturgeon Rescues April 2011 - CAL

Fremont/Tisdale Sturgeon
Rescues April 2011
Joseph Johnson
Senior Environmental
Scientist
Why a Rescue ?
Interagency Fish Rescue Strategy
DFG Monitoring weirs
April 11th site visit/ confirmation
Decision to go or not to go
Rescue team informed DFG/NMFS/UCD
April 12th Rescue starts at Fremont
April 14th Rescue starts at Tisdale
Media
Press Release
Television
Radio
Newspaper
Nationwide Coverage
Fremont Weir April 12th
Green Sturgeon
Lifting
UC Davis Tagging Operation
Release Site
Poaching
Tisdale Weir April 14th
Site Preparation
Tisdale Weir
Crowding
Tisdale Operation
DFG Trained Volunteers
NCR Fisheries used 522 hours of
volunteer time in April
Sturgeon Rescued
47 sturgeon rescued
21 White sturgeon
26 Green sturgeon
6 White and 24 green sturgeon received
acoustic tags
45 were tagged with Peterson disc reward
tags
16 Green Sturgeon
Found Above RM 199
10 Below RM 199
River Miles start from confluence of Sacramento and San Joaquin Rivers
Incidental Species caught during the
Fremont and Tisdale Weir Sturgeon
Rescues 12 April - 18 April, 2011
Native Species
Adult and juvenile Chinook salmon (Oncorhynchus
tshawytscha)
Steelhead trout (Oncorhynchus mykiss)
Pacific lamprey (Lampetra tridentata)
Tuleperch (Hysterocarpous traski)
Sacramento sucker (Catostomus occidentalis)
Sacramento pikeminnow (Ptychocheilus grandis)
Sacramento splittail (Pogonichthys macrolepidotus)
Incidental Species caught during the
Fremont and Tisdale Weir Sturgeon
Rescues 12 April - 18 April, 2011
Non-Native Species
American shad (Alosa sapidissima)
Striped bass (Morone saxatilis)
Largemouth bass (Micropterus salmoides)
Smallmouth bass (Micropterus dolomieui)
Cost of Operation
Fremont cost DFG $16,854.75
Tisdale cost DFG $8,580.52
Grand total to DFG $25,435.27
UCD- Personnel/tags $10,000
NMFS Personnel ?
Additional Information
May 11th Clean up at Fremont
6 More White sturgeon Tagged
Additional sturgeon seen but not able to
rescue
All tagged White sturgeon were detected
passing Benecia Bridge within 10 days of
release
Questions?
Regulation Changes Needed
Passage Issues
Monitoring of Rescued Fish
Statewide Fish Rescue Policy Updated
Partnerships Must be Formed
Public Education/Outreach