Sacramento Fish & Wildlife Office

Navigation

Smelt Working Group and
the Delta Smelt Risk Assessment Matrix (DSRAM)

DSRAM

The Delta Smelt Risk Assessment Matrix is designed to protect delta smelt at Federal and State Delta export facilities. It consists of month by month criteria which, when exceeded will trigger a meeting of the Smelt Working Group. Read the full technical explanation:

Smelt Working Group and the Delta Smelt Risk Assessment Matrix

Smelt Working Group

The Smelt Working Group (formerly known as the Delta Smelt Working Group) consists of experts in delta smelt biology from the following agencies:

If a meeting of the Working Group is necessary, the group reviews monitoring and survey data. They will decide whether to recommend a change in water project operations

Weekly Recommendations

To comply with a court order (PDF), the Smelt Working Group is providing weekly target flow recommendations in Old and Middle Rivers to protect young delta smelt. (PDF)

April 14, 2008

Previous recommendations below

More Information

Meeting Notes, Briefing Statements & Recommendations (PDF)

2004-05 2006 2007 2008
Oct. 21, 2004 Jan. 9, 2006 Jan. 11, 2007 Feb. 19, 2008
Jan. 13, 2005 Jan. 23, 2006 Jan. 29, 2007 Feb. 21, 2008
Briefing Statement
Jan. 28, 2005 Jan. 31, 2006 Feb. 9, 2007 March 3, 2008
Recommendation
Feb. 3, 2005 Feb. 6, 2006 Feb. 26, 2007 March 10, 2008
Recommendation
March 10, 2005 Feb. 21, 2006 March 12, 2007 March 17, 2008
Recommendation
March 28, 2005 Feb. 27, 2006 March 26, 2007 March 24, 2008
Recommendation
April 13, 2005 March 6, 2006 April 2, 2007 March 31, 2008
Recommendation
Aug. 16, 2005 March 13, 2006 April 9, 2007 April 7, 2008
Recommendations
Aug. 31, 2005 March 27, 2006 May 14, 2007 April 14, 2008
Recommendations
Oct. 25, 2005
Briefing Statement		 April 17, 2006 May 15, 2007
Briefing Statement		  
Nov. 17, 2005 April 24, 2006 June 4, 2007 Corrected  
Nov. 22, 2005 July 10, 2006 June 11, 2007  
Nov. 28, 2005 Aug. 21, 2006 July 18, 2007
Addendum		  
Dec. 9, 2005 Aug. 30, 2006 June 25, 2007  
Dec. 16, 2005 Sept. 26, 2006 July 2, 2007  
Dec. 23 Briefing Statement Oct. 10, 2006 July 6, 2007  
  Oct. 30, 2006 July 9, 2007  
  Dec. 11, 2006 Dec. 13, 2007  

Last updated: April 17, 2008

National Home Page | Department of the Interior | USA.gov | About the U.S. Fish and Wildlife Service | Accessibility | Privacy | Notices | Disclaimer | DOI Freedom of Information Act Page

Endangered Species Program
U S Fish and Wildlife Service