Our new Biological Assessment is out - Klamath Basin Crisis

Klamath Project Operations Biological Assessment
Contents
Figure 2-19. State of Oregon, Division 5, average annual temperature, 1895 to
2004. ............................................................................................................... 1
Figure 2-20. Graphical representation of end of the month lake elevations in UKL
with the Biological lake minimums (Bio, green x) and Operational lake
targets (Oper, black asterik)............................................................................ 1
Figure 2-21. Relationship between chlorophyll and median August lake
elevation.......................................................................................................... 1
Figure 2-22. Summary of 1990-2006 UKL elevations. ......................................... 1
Figure 2-23. UKL relationship between June 15 lake elevation (red x) and larval
sucker abundance for larvae of 15 mm total length (LPE15; blue square)
from 1995 through 2005. ................................................................................ 1
Figure 2-24. Annual estimates of early larval Lost River and shortnose sucker
survival in UKL, 1995-2005. ........................................................................ 1
Figure 3-1. Lower Klamath River Basin includes the Klamath River drainage
below the IGD................................................................................................. 1
Figure 3-2. Adult coho salmon counted at Iron Gate Hatchery (top graph) and at
the Trinity River weir on Willow Creek (bottom graph), 1992 to 2006. ...... 1
Figure 3-3. Passage timing distributions of coho salmon smolts at three main
stem Klamath River Trapping locations. . ..................................................... 1
Figure 3-4. The rotary screw trap on Willow Creek, a tributary of Trinity River. 1
Figure 3-5. Natural-origin coho salmon smolt captured in downstream migrant
traps in the main stem Klamath River and various tributaries by year 1998 to
2006................................................................................................................. 1
Figure 3-6. Estimated run size of natural-origin coho salmon to the Klamath
River using the Harvest Samplings Approach, 1999 through 2005................ 1
Figure 3-7. SONCC coho salmon ESU reflecting independent populations......... 1
Figure 3-8. Arrangement of the historical populations within the SONCC coho
salmon ESU. ................................................................................................... 1
Figure 3-9. Division 5, High Plateau of the Oregon Climatic Divisions, includes
drainages of the UKL...................................................................................... 1
Figure 3-10. State of Oregon, Division 5, October through March, accumulated
precipitation, 1895 to 2004. ............................................................................ 1
Figure 3-11. State of Oregon, Division 5, average annual temperature, 1985 to
2004................................................................................................................. 1
Figure 3-12. Hourly water temperature at river mile 150 of the Klamath River.
Klamath River is currently considered a relatively warm water system. ..... 1
Figure 3-13. The 2002 to 2012 NMFS BO recommended long-term IGD
discharge by water year type, by month. ........................................................ 1
Figure 3-14. The proposed minimum flows, the 1961 to 2006 50 percent
exceedence, and the model (2008 to 2018) 25, 50, and 75 percent
exceedences..................................................................................................... 1
Figure 3-15. Longitudinal view of daily mean water temperatures from IGD to
Turwar, on June 1 in a typical year................................................................. 1
Figure 3-16. Simulated seasonal flows in the Klamath River from Link River to
Turwar in 2000................................................................................................ 1
x