After the Indicator:The road to recovery for Puget Sound herring

"An “IEA on the ground” story!

Tessa Francis – UW Tacoma ""Ole Shelton - NOAA Fisheries ""Phil Levin - NOAA Fisheries" "

" " " " " " " "" ""

Seattle"

Tacoma"

: Restore by 2020"Puget Sound!"2nd-largest estuary in US"

Integrated Ecosystem Assessment"(IEA)"framework for recovery"

Levin  et  al.  2009.  PLOS  Biology  

1: Define Ecosystem Goals"2: Develop Indicators"

1: Define Ecosystem Goals"2: Develop Indicators"

3: Conduct Risk Assessment""

Samhouri  and  Levin  2012  

Coastal Development poses greatest risk to herring"

Puget Sound herring are declining"

4: Assess Indicator Status "

Egg#deposi*on#

Acous*cs#and#trawls#

Siple  and  Francis  in  review,  J.  of  Animal  Ecology  

5: Evaluate Management Strategies"

Slide  courtesy  of  Chris  Harvey  

5: Evaluate Management Strategies"

Slide  courtesy  of  Chris  Harvey  

Juv  Chinook   Juv  herring  Forage  fish  

Chinook   Herring  

Seals/Sea  Lions  

Macro  Zooplankton  

Zooplankton  

5: Evaluate Management Strategies"

Are there trade-offs

among ecosystem indicators?"

6: Monitoring and Adaptive Management"

Are herring populations limited by spawning habitat?"

6: Monitoring and Adaptive Management"

Are herring populations limited by spawning habitat?"

Pro

babi

lity

of h

atch

ing

Shelton  et  al.  MEPS  In  Press  

Thank  you.  

Rodger  Jackman/  geLyimages.com