Fish Passage Center Memos
- 2008
- Adult sockeye return and ocean conditions. - July 21, 2008
- Sockeye adult returns in 2008. - July 14, 2008
- Preliminary Detection Probability Estimates for Snake River Subs in 2008. - June 30, 2008
- Response to COE’s comments on GBT Presentation by the Fish Passage Center. - June 19, 2008
- Libby Summer Operation Scenarios 2008. - June 19, 2008
- Examination of incidental take mortality of juvenile sockeye as presented in 2008 Biological Opinion. - June 19, 2008
- Timing of subyearling Chinook at Bonneville Dam in late August - June 11, 2008
- Review of Report on the SYSTDG Modeling for AMT: With and Without 115% TDG Standard (May 8, 2008) presented to AMY on May 13, 2008. - June 2, 2008
- Fish Condition Sampling at SMP Sites: Current practices and plans for the interim and 2009 sampling seasons. - June 2, 2008
- Response to comments on FPC’s Presentation Importance of spill in Juvenile Hydro-system Survivals and SARs - June 2, 2008
- Response to comments made by Shane Scott regarding CSS Study presentation - June 2, 2008
- BPA comments on the FPC Analysis of Spill Volume - June 2, 2008
- Response to COE comments regarding FPC modeling efforts presented in December 2007 Adaptive Management Team meeting. - June 2, 2008
- Review of NOAA document to ISAB by the CSS Oversight Committee - May 1, 2008
- Average Spill Proportion variable used in analysis of importance of spill in SAR’s of Snake River yearling Chinook and steelhead - April 23, 2008
- Effects of spring spill at the lower Snake River collector projects in 2007 on juvenile salmonids - April 21, 2008
- Size differences in transported fish due to size selectivity of smaller fish by juvenile bypass/collection system - April 21, 2008
- Seasonal Timing of CSS groups - April 21, 2008
- Potential for Bias in NOAA TIR estimate as a result of tagging at LGR - April 21, 2008
- Potential effects of Max-Transport/No Spill Operations proposed in 2007 Draft BiOp and 2008 Memorandum of Agreement - April 21, 2008
- Recent Attempts to Improve Mainstem Migration Conditions for In-river migrating salmonids - April 21, 2008
- Response to data request for estimates of the spill levels (% and/or volume) at each dam that result in gas cap conditions. - April 15, 2008
- Data request in response to questions by Russ Kiefer IDFG. - March 24, 2008
- Response to data request to evaluate outflows that can be expected from Dworshak Dam and Grand Coulee under a flood control shift in 2008. - March 10, 2008
- Response to Data Request - FPC Database. - March 4, 2008
- Response to data request for information on the 2007 migration. - February 28, 2008
- Data Request to determine the volume of spill affected by the operation of the Camas/Washougal TDG monitor. - February 19, 2008
- JDA Spill 4-10-08 to 4-21-08 - February 15, 2008
- Data request regarding higher adult mortality for Upper Columbia spring Chinook and steelhead (BON-MCN) compared to Snake River spring/summer Chinook and steelhead (BON-LGR), as reported in 2007 Draft BiOp - February 13, 2008
- Including Data since 2000 in calculation of 7Q10 flows - February 7, 2008
- NOAA Biological Opinion flow targets and the affects of the
specific operation at Grand Coulee - February 7, 2008- Spill Volume Changes with Use of Tailrace Monitors - February 6, 2008
- Draft 2008 Fish Operation Plan - January 23, 2008
- Surrogate fall Chinook experimental groups - January 20, 2008
- Steelhead transport proportion in 2007 - January 15, 2008
- 2007
- NOAA proposal for Snake River summer spill for fish passage - December 10, 2007
- Review of the 2007 Draft Biological Opinion - December 10, 2007
- Proposed maximum transportation, no voluntary spill for fish passage operation, May 15 to May 31, Snake River when flows are above 65 kcfs. - December 3, 2007
- Data Request regarding the 2007 low returns of fall Chinook at Bonneville Dam and McNary and the above average returns of adult fall Chinook at Lower Granite Dam - November 21, 2007
- Summer spill volumes and estimated proportion of subyearling Chinook passing in spill at Bonneville Dam under three operational scenarios - November 7, 2007
- 2007 Upper Snake Biological Opinion Operation - October 30, 2007
- Historic Sockeye PIT-Tag releases at Alturas and Redfish Lakes - October 29, 2007
- Simulations of the effects of increased detection probabilities at Bonneville Dam on the variability in reach survival estimates. - October 23, 2007
- Data request to estimate spill volumes under different project spill/transport operations. - September 21, 2007
- The effect of transport on reach survival for steelhead smolts in water years 1996-2006 - September 11, 2007
- Historical passage timing, travel times, and juvenile survival of wild Hanford Reach Sub-yearling Chinook to McNary Dam - September 13, 2007
- Carson Hatchery Report 1997-2007 - August 29, 2007
- Rapid River Hatchery Report 1997-2007 - August 29, 2007
- Priest Rapids Hatchery Report 1997-2007 - August 29, 2007
- McCall Hatchery Report 1997-2007 - August 29, 2007
- Lookingglass Hatchery Report 1997-2007 - August 29, 2007
- Leavenworth Hatchery Report 1997-2007 - August 29, 2007
- Dworshak Hatchery Report 1997-2007 - August 29, 2007
- Wells Hatchery Report 1997-2007 - August 29, 2007
- Response to Comments from 6/21/07 Oregon Department of Environmental Quality Meeting August 24, 2007
- Proportion Transported and Spill August 22, 2007
- 2006 Spring Chinook survival and outmigration conditions in relation to predicted high SAR's. August 13, 2007
- Juvenile passage timing at McNary Dam for in-river and transported Snake river subyearling Chinook that survived to adulthood. July 18, 2007
- Preliminary Detection Probability Estimates for Snake River Subs in 2007 June 20, 2007
- Questions regarding Gas Bubble Trauma June 18, 2007
- FYI-Change in spring spill schedule at Ice Harbor Dam Dam June 14, 2007
- Update on GBT June 11, 2007
- Analysis of Jack Spring Chinook Returns at Bonneville Dam in 2007 June 11, 2007
- Steelhead and GBT at Little Goose and Lower Monumental dams June 8, 2007
- Absolute abundance in relation to Passage Index at Rock Island Dam June 7, 2007
- Methods for estimating a Population Index for juvenile salmon from detection probability at Lower Granite Dam June 6, 2007
- GBT exceedance at Lower Monumental Dam June 6, 2007
- Little Goose Fish Counts May 29, 2007
- Spill in 2007 and Forebay Monitors May 23, 2007
- Snake River Spill in 2007 April 25, 2007
- Summary Memo on Spring Creek April 23, 2007
- Transportation Research Fish Passage Center - April 10, 2007
- Relationship between Fish Travel Time and Water Transit Time in the Lower Snake and Lower Columbia Rivers. - April 9, 2007
- Snake River Fall Chinook life history investigations - March 27, 2007
- Review of “Columbia River Stage and Discharge at Vernita Bar Under Current and Unimpounded Scenarios, 2004-2006" - March 26, 2007
- Potential ways to calculate total dissolved gas in the Columbia and Snake Rivers to determine compliance with the water quality standard - March 21, 2007
- Time line of events related to increased mortality in samples at Bonneville Dam during the Spring Creek release. - March 15, 2007
- Fall Chinook Timing - March 12, 2007
- Data Request from COE regarding "Spring Spill 2006" memorandum - March 5, 2007
- Water Travel Time through JDA Pool at Minimum Irrigation Pool and at Minimum Operating Pool at Various Flows and the Impact of the Montana Plan as Outlined in the Proposed Action- follow-up to Feb 6, 2007 memorandum - February 7, 2007
- Water Travel Time through JDA Pool at Minimum Irrigation Pool and at Minimum Operating Pool at Various Flows and the Impact of the Montana Plan - February 6, 2007
- Associations between upstream migration success and smolt outmigration history for returning adult Snake River-origin hatchery and wild summer steelhead - January 18, 2007
- Fish counting at Lower Snake Projects 2004-2007 - January 12, 2007
- Summary of Pit-tag detections of fall Chinook salmon at Lower Granite Dam in 2006 - January 4, 2007
- 2006
- Comments on Water Quality Plan for Dissolved Gas and Water Temperature in the Mainstem Columbia and Snake Rivers - November 16, 2006
- Estimating transport proportions for spring and summer juvenile migrants and a discussion of 2006 spread-the-risk management - November 6, 2006
- Spring Spill 2006 - September 29, 2006
- Carson Hatchery Report 1997-2006 - August 16, 2006
- Rapid River Hatchery Report 1997-2006 - August 16, 2006
- Priest Rapids Hatchery Report 1997-2006 - August 16, 2006
- McCall Hatchery Report 1997-2006 - August 16, 2006
- Lookingglass Hatchery Report 1997-2006 - August 16, 2006
- Leavenworth Hatchery Report 1997-2006 - August 16, 2006
- Dworshak Hatchery Report 1997-2006 - August 16, 2006
- Wells Hatchery Report 1997-2006 - August 16, 2006
- NOAA Fisheries’ Fall Chinook Conversion Rate Estimates - August 15, 2006
- Bonneville Detections and the Adult Fish Facility - August 1, 2006
- Update to ‘Low spring Chinook rack returns at Dworshak Hatchery relative to Rapid River Hatchery’ - July 31, 2006
- Spill and adult passage at Little Goose during summer 2005 - July 26, 2006
- Estimated transportation proportion for yearling Chinook and steelhead in 2006 - July 19, 2006
- Low spring Chinook rack returns at Dworshak Hatchery relative to Rapid River Hatchery - July 18, 2006
- Preliminary Gass Bubble Trauma Data and Spill for Spring 2006 - July 12, 2006
- Adult passage, spring summer Chinook - July 7, 2006
- Review of Caudill, et al. (Adult Chinook salmon and steelhead dam passage behavior in response to manipulated discharge through spillways at Bonneville Dam) - July 7, 2006
- Trends in Travel Time of subyearling Chinook in the McNary Dam to Bonneville Dam during July and August - June 22, 2006
- Projections of transport proportions under gas cap spill - May 15, 2006
- Comments on Framework Report April 17, 2006 draft circulated for workgroup review - April 26, 2006
- COMPASS Model Discussion - March 1, 2006
- Data Request Annual Mortalities of Juvenile Salmon - March 28, 2006
- Changes to FPC Work Statement- February 28, 2006
- FPAC memo to CBFWA Re: BPA proposal to transfer Fish Passage Center’s Fish Passage Advisory Committee functions and services to the Department of Energy PNNL and CBFWA - February 16, 2006
- Predicting 95% passage for sub-yearling Chinook to manage spill - February 21, 2006
- Presentation of Comparative Survival Study to the ISAB - February 7, 2006
- Estimates of Collection Efficiency and Transportation Proportion for Subyearling Chinook originating above Lower Granite Dam 2006 - February 6, 2006
- Data Request - January 25, 2006
- 2005
- Updated Subyearling Chinook Analysis 1998-2005
- (Web-Based Power Point Presentation) - December 6th, 2005
- (Native Power Point Presentation) - December 6th, 2005
- CSS Workshop Document relating to transportation and within year SARs - December 2nd, 2005
- Review of University of Washington's presentation entitled "Injunctive Spill Retrospective Analysis" - November 18, 2005
- Federal Columbia River Power System - Summer Spill - After Action Report - October 31, 2005 - November 10, 2005
- Preliminary Survival Analysis for Subyearling Chinook originating above LGR - October 25, 2005
- Libby Operations Review and Preliminary Analysis - October 25, 2005
- Timing Estimation of Juvenile Salmonid Migration at Lower Granite Dam - October 21, 2005
- Response to PNGC and Northwest River Partners Comments on FPC Preliminary In-River Survival Analysis - October 5, 2005
- Snake River Summer Spill Analysis through August 31, 2005 at Lower Granite Dam - September 16, 2005
- Preliminary Survival Analysis for Subyearling Chinook originating Above LGR - September 12, 2005
- Origin (Hatchery or Wild) of run-at-large at LGR in August - August 16th, 2005
- Update of Adult Passage in the Snake River - 08/08/2005
- Juvenile passage update - 8/01/2005
- Update of Adult Passage in the Snake River - 07/28/2005
- Juvenile Passage Update - 7/28/2005
- Preliminary Review of 2005 Spring Migration - 07/20/05
- McNary Subyearling Cumulative Passage Index Plot Adjusted Total - 07/13/05
- Projected Flow Impact of Montana SOR for Libby and Hungry Horse - 07/13/05
- Adult Passage in the Snake River - 07/07/05
- Preliminary Estimates of Collection Efficiency and Transportation Proportion for Subyearling Chinook originating above Lower Granite Dam 2005 - 07/06/05
- Requested Documents - 06/28/05
- Senate appropriations report language - 06/22/05
- Review of Court Ordered Spill Implementation Plan - 06/16/05
- Fall Chinook Overwintering - 05/10/2005
- Data request for historical operations - 05/03/05
- Data request for flow conditions experienced by the 2001 and 2005 spring Chinook adult returns - 04/19/05
- Data request for estimated proportion of Snake River yearling migrants transported annually since 2000 - 03/09/05
- February 14, 2005 Addendum to the March 11, 2004 Joint Technical Staff Memorandum - 02/14/05
- Smolt Monitoring Program 2005
- 2004
- ISAB Findings from the Reservoir Operations/Flow Survival Symposium, November 9-10, 2004 - 12/16/04
- Water Travel Time in the Snake and Columbia Rivers - 10/28/2004
- Comments on NPCC Draft Columbia River Basin Research Plan - 10/27/2004
- Mis-calibrated Spill at Bonneville Dam - 10/01/2004
- Draft BiOp 2004 - Comments on Draft Biological Opinion - 09/29/04
- Status of 2004 Fall Chinook Migration - 08/16/04
- 1995 to 2003 Weekly and Seasonal Summer Flows at LGR and MCN - 07/09/2004
- 1975-2003 Brownlee Drafts - 07/07/04
- Proposed Flow Shaping Recommendation based on Steelhead and Subyearling Chinook Timing at McNary Dam - 04/29/04
- 1995-2003 Biological Opinion Operations - 04/29/04
- Transportation of Fall Chinook Smolts and Related Fall Chinook Migration and Tag Data Concerning Summer Spill for Fish Passage - 04/06/04
- Comments on NOAA Fisheries technical Memorandum– Effects of the Federal Columbia River Power System on Salmon Populations - 01/30/04
- Comments on NMFS white paper entitled “Passage of Juvenile and Adult Salmonids at Columbia and Snake River Dams” - 01/30/04
- Review of the Beeman/Skalski proposal, entitled, Bonneville Dam Summer Spill Evaluation - 01/21/2004
- 2003
- Summary of Documented Benefits of Spill - 12/17/03
- Juvenile Fish Passage in the Lower Columbia River in August Washington Stocks - 12/15/03
- Historical Fish Passage Data - 12/05/03
- Lower Monumental Historic Passage Distribution - 11/07/03
- Historical Review of Fish Passage Data - 10/23/2003
Historical Review Power Point presentation- Methods for estimating 95% - 08-18-2003
- Update status of sub-yearling chinook passage and the determination of a 95% passage date - 08/18/03
- Update status of sub-yearling chinook passage - 8/12/2003
- Timing of the 2003 Migration - 8/11/2003
- Ice Harbor Survival Test - 08/06/2003
- Review of Issue Brief No. 2, “The Variable Impact of Dams on Columbia and Snake River Salmon Populations” by Jay O’Laughlin and the supporting paper by Levin & Tolimieri. - 06/30/03
- 1995-2002 Biological Opinion Operations - 4/18/2003
- 2002
- Response to questions in data request from Tom Karier, Northwest Power Planning Council - 12/10/02.
- NWPPC Mainstem Amendment Analysis Review - 12/10/02
- Preliminary Update on Juvenile Migration Characteristics - 10/14/02
- Memo regarding Prediction of Adult Returns based upon Spring Chinook Jack counts and Steelhead adult counts at dams - 08/14/02
- Memo regarding 2002 Spring Chinook Jack Return - 07/30/02
- Flood Control Targets
- NMFS 2001 Report
- Comments on NMFS 2001 Report and Bill Muir's NMFS' Presentations to NWPPC and IT. 2/28/02
- Comments on the NMFS /UW Draft report entitled, "Survival Estimates for the Passage of Spring-Migrating Juvenile Salmonids Through Snake and Columbia River Dams and Reservoirs, 2001". 2/28/02
- BiOp 2000 Comments for BiOp 2000 regarding NMFS Survival Study at The Dalles
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