contaminants in san francisco bay sport fish · 2016-10-14 · contaminants in san francisco bay...
TRANSCRIPT
![Page 1: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/1.jpg)
Contaminants in San Francisco Bay Sport Fish
Jennifer Sun, Jay Davis, San Francisco Estuary InstituteVince Palace, University of Manitoba
Robin Stewart, USGS Menlo Park
Monitoring to Protect Human Health and Inform Regulatory Action
![Page 2: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/2.jpg)
Protect Public Health Inform ManagementStatus and Trends
![Page 3: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/3.jpg)
Status &Trends
HgPCBsDioxinsPBDEsPFOSSe
![Page 4: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/4.jpg)
Mercury
![Page 5: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/5.jpg)
Mercury Exceeds Thresholds
![Page 6: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/6.jpg)
Mercury in Striped Bass – no long-term trend
![Page 7: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/7.jpg)
PCBs
![Page 8: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/8.jpg)
PCBs Exceed Thresholds
![Page 9: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/9.jpg)
PCBs may be declining in shiner surfperch
![Page 10: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/10.jpg)
PBDEs
![Page 11: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/11.jpg)
PBDEs continue to decline
![Page 12: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/12.jpg)
PBDEs are elevated in wastewater-influenced fish
![Page 13: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/13.jpg)
PFCs are elevated in wastewater-influenced fish
![Page 14: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/14.jpg)
Selenium
![Page 15: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/15.jpg)
Selenium is elevated in Suisun Bay sturgeon
![Page 16: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/16.jpg)
Selenium in sturgeon – no long-term trend
![Page 17: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/17.jpg)
Muscle Plugs
• 5 mm diameter biopsyplug
• 2-3 plugs per fish
• Non-lethal samplingmethod
• Monitor attainment of regulatory thresholds
![Page 18: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/18.jpg)
Muscle plugs & fillets are well correlated
![Page 19: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/19.jpg)
Muscle Plug Study
Sturgeon Derby Study
Test muscle plug monitoring in the field
Link Se in muscle plugs and ovaries (non-lethally collected vs. toxicity endpoint)
![Page 20: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/20.jpg)
Mean
Selenium in White Sturgeon Muscle Plugs
![Page 21: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/21.jpg)
Muscle Plug and Ovary Selenium is Correlated
![Page 22: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/22.jpg)
Sturgeon Fin RaysSelenium trend
0
0.5
1
1.5
2000 2005 2010 2015
Sele
niu
m (
pp
m)
Year
20
15
20
10
20
06
20
02
19
99
Vince Palace, University of Manitoba
![Page 23: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/23.jpg)
Sturgeon OtolithsSelenium trend
Vince Palace, University of Manitoba
![Page 24: Contaminants in San Francisco Bay Sport Fish · 2016-10-14 · Contaminants in San Francisco Bay Sport Fish Jennifer Sun, Jay Davis, San Francisco Estuary ... Selenium in White Sturgeon](https://reader035.vdocuments.site/reader035/viewer/2022081611/5f0478887e708231d40e21a5/html5/thumbnails/24.jpg)
What’s Next?• Continue developing non-lethal monitoring tools (2017)
• Develop long-term Se monitoring plan (2017 strategy)
• Continue evaluating temporal trends (2019 S&T)
• Draft Sport Fish, Muscle Plug and Derby reports coming Fall 2016