WRIA 31 Instream Habitat Assessment

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Chapman CreekNumber of Pools86420Average PoolDepthMaximumPool Depth0.10.20.20.30.40.50.60.70.80.91.01.11.21.21.31.41.51.61.71.81.92.02.1Pool Depth (m)Glade CreekNumber of Pools43210Average PoolDepthMaximumPool Depth0.10.20.20.30.40.50.60.70.80.91.01.11.21.21.31.41.51.61.71.81.92.02.1Pool Depth (m)Pine CreekNumber of Pools121086420Average PoolDepthMaximumPool Depth0.10.20.20.30.40.50.60.70.80.91.01.11.21.21.31.41.51.61.71.81.92.02.1Pool Depth (m)Rock CreekNumber of Pools35302520151050Average PoolDepthMaximumPool Depth0.10.20.20.30.40.50.60.70.80.91.01.11.21.21.31.41.51.61.71.81.92.02.1Pool Depth (m)Wood GulchNumber of Pools151050Average PoolDepthMaximumPool Depth0.10.20.20.30.40.50.60.70.80.91.01.11.21.21.31.41.51.61.71.81.92.02.1Pool Depth (m)Figure 8. The frequency of occurrence of pools at various depths, by basin.WRIA 31 Instream Habitat Assessment 25 Watershed Professionals Network
Table 10. Pool Volume in each reach.StandardDeviationPoolVolume(m 3 )/100mTotalEstimatedPoolVolume(m 3 ) inReachStandardDeviationof TotalEstimatedPoolVolume(m 3 ) inReachBasin Stream ReachAveragePoolVolume(m 3 )/100mChapman Chapman Creek 1 2.37 27.02 9.5 108.1Creek2 0.13 6.91 4.8 255.7Pine CreekRock CreekWood GulchGlade CreekPine CreekLuna Gulch3 0.16 7.58 3.1 144.11 0.75 41.08 48.6 2670.52 0.77 22.14 28.5 819.13 0.87 46.09 27.0 1428.94 1.77 21.24 78.0 934.71 0.20 2.55 2.7 33.22 2.87 12.59 54.5 239.23 2.70 N/A* 54.0 N/A*Quartz Creek 1 3.61 46.33 75.9 973.0Rock Creek1 29.62 110.51 444.3 1657.72 77.89 392.09 1635.6 8233.94 8.44 136.06 337.5 5442.35 7.10 42.65 213.1 1279.46 1.40 28.71 14.0 287.17 8.73 102.11 104.7 1225.48 3.62 41.64 39.8 458.09 3.93 40.97 82.5 860.310 1.13 22.04 20.3 396.811 1.19 41.62 51.1 1789.712 1.26 9.87 27.8 217.1Squaw CreekWood GulchGlade Creek13 0.29 6.10 10.9 232.01 2.34 14.79 49.1 310.72 2.41 17.72 52.9 389.83 3.30 36.66 66.0 733.14 26.73 N/A* 855.2 N/A*5 DRY DRY 0.0 0.06 DRY DRY 0.0 0.07 0.38 28.84 37.2 2797.81 0.37 5.69 3.7 56.92 1.06 27.28 89.3 2291.83 0.45 14.53 30.8 1002.44 8.16 113.04 293.7 4069.35 0.13 5.73 8.1 355.11 24.99 87.07 151.3 527.32 10.55 79.54 161.8 1220.43 8.63 117.21 240.8 3272.2* Not enough samples to calculate a standard deviationWRIA 31 Instream Habitat Assessment 26 Watershed Professionals Network
Page 1: WRIA 31 InstreamHabitat AssessmentG
Page 5 and 6: Table of ContentsAbstract..........
Page 7 and 8: List of FiguresFigure 1. Study area
Page 9 and 10: We wish to thank the Nature Conserv
Page 11 and 12: Figure 1. Study areaWRIA 31 Instrea
Page 13 and 14: around 24 inches along the western
Page 15 and 16: Figure 3. Daily maximum water tempe
Page 17 and 18: Figure 4. Major streams in WRIA 31.
Page 19 and 20: Table 1. Data collected in the fiel
Page 21 and 22: Hydromodifications were noted withi
Page 23 and 24: • Existing traffic count data for
Page 25 and 26: Cultivated small grains; and Cultiv
Page 27 and 28: 3.5.6 Road Surface ErosionSEDMODL2
Page 29 and 30: Totalsamplelength(ft)TotalSampleLen
Page 31 and 32: Table 9. Number and type of channel
Page 33: 60.0%Percent of EachChannel Unit Ty
Page 37 and 38: Table 12. Spawning area in each rea
Page 39 and 40: Chapman CreekAverage PercentComposi
Page 41 and 42: spawning habitats. Spawning areas a
Page 43 and 44: Chapman Creek30Number2010075%% Embe
Page 45 and 46: Basin Stream Reach CanopyCover (%)W
Page 47 and 48: 4.2 FISH SURVEYS4.2.1 Snorkel Surve
Page 49 and 50: 4.2.2 Spawning SurveysSpawning surv
Page 51 and 52: small depression 0.5 foot deep is p
Page 53 and 54: the heavy rainstorms which occurred
Page 55 and 56: Figure 16. 1992 Landsat land cover
Page 57 and 58: locations, the livestock have free
Page 59 and 60: Figure 18. Stream flow, water tempe
Page 61 and 62: mortality reported at various sedim
Page 63 and 64: some cases, the sparse condition is
Page 65 and 66: was based on a one-day site visit a
Page 67 and 68: Aspect Consulting, LLC 2005. Rock C
Page 69 and 70: Reiser, D.W., and R.G. White. 1988.

WRIA 31 Instream Habitat Assessment

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