Population - 44,301Population - 44,301

18% - Aged 65+18% - Aged 65+

Household Median Household Median Income- $29,530Income- $29,530

Jan.-March 2004 Jan.-March 2004 unemployment 14 % unemployment 14 %

Demographics Demographics

Siskiyou County Land Use Siskiyou County Land Use

6,342 sq. miles or 4,058,983 acres6,342 sq. miles or 4,058,983 acres

63% public land and 37% private (Only 6% 63% public land and 37% private (Only 6% of all land has buildings) of all land has buildings)

45% of private is in TPZ 45% of private is in TPZ

42% of private is in farmland42% of private is in farmland

.8% of private land is urban.8% of private land is urban

Mid-Klamath Basin Mid-Klamath Basin

Shasta River ValleyShasta River Valley

795 sq. mile basin - 508,734 acres795 sq. mile basin - 508,734 acres

72% private land – 364,729 acres72% private land – 364,729 acres

50-55,000 irrigated acres50-55,000 irrigated acres

TopographyTopography

0-7% slope – 56%0-7% slope – 56%

7-15% slope – 23%7-15% slope – 23%

15+% slope – 21%15+% slope – 21%

ClimateClimate

Average precipitation Average precipitation is 25.71 inches; is 25.71 inches; ranges from 9 to 75 ranges from 9 to 75 inchesinchesAverage temperature Average temperature ranges from 34ranges from 34˚̊F in F in winter to 72winter to 72˚̊F in F in summersummerExtremes range from Extremes range from high of 110high of 110˚F to low ˚F to low of -11˚F of -11˚F

Shasta River Dams & WeirsShasta River Dams & Weirs

Dwinell dam blocks accessibility to upper Dwinell dam blocks accessibility to upper reaches of the Shasta River. reaches of the Shasta River.

Six temporary flashboard dams and several Six temporary flashboard dams and several smaller dams exist below Dwinell smaller dams exist below Dwinell

Typical Riparian

Limiting Factors/IssuesLimiting Factors/Issues

Recruitment of spawning gravelsRecruitment of spawning gravels

Siltation of gravelsSiltation of gravels

High water temperatureHigh water temperature

Low dissolved oxygenLow dissolved oxygen

Nutrient loadingNutrient loading

Difficulty regulating flowDifficulty regulating flow

Interception of groundwater/springsInterception of groundwater/springs

Top 3 Study Needs Top 3 Study Needs Shasta CRMPShasta CRMP

Model the relationship of flow to rearing Model the relationship of flow to rearing habitathabitat

Expand temperature/flow model and Expand temperature/flow model and habitat/flow models to include all habitat/flow models to include all tributaries tributaries 

Engineering and economic feasibility study Engineering and economic feasibility study for the Klamath Shasta Water Import for the Klamath Shasta Water Import Project Project

Scott River ValleyScott River Valley

814 sq. mile basin - 520,968 acres814 sq. mile basin - 520,968 acres

61% private land –316,471 acres61% private land –316,471 acres

32,443 Irrigated acres32,443 Irrigated acres

TopographyTopography

0-7% slope – 23%0-7% slope – 23%

7-15% slope – 23%7-15% slope – 23%

15+% – 54%15+% – 54%

ClimateClimate

Average precipitation is Average precipitation is 35.87 inches. West and 35.87 inches. West and south side mountains 60-south side mountains 60-80 inches. Eastside 12-15 80 inches. Eastside 12-15 inchesinches

Average temperature Average temperature ranges from 33ranges from 33˚̊F in F in winter to 70winter to 70˚̊F in summerF in summer

Extremes range from Extremes range from high of 110high of 110˚F and low of ˚F and low of -23˚F -23˚F

Eastside Westside

Dredger TailingsDredger Tailings

The Scott River The Scott River from Callahan to from Callahan to French Creek was French Creek was dredged for gold dredged for gold from the 1920s-40s, from the 1920s-40s, Large- scale tailings Large- scale tailings piles remain for piles remain for about 6 miles.about 6 miles.

Snow-fed SystemsSnow-fed Systems

420K averageannual discharge

Range of Riparian

Limiting Factors/IssuesLimiting Factors/Issues

Water temperatureWater temperature

SedimentSediment

Accessibility – canyon barriers to Accessibility – canyon barriers to spawning and connectivity to summer spawning and connectivity to summer rearing habitat rearing habitat

Lack of flood plain connectivityLack of flood plain connectivity

Altered flow regimeAltered flow regime

Top 3 Study NeedsTop 3 Study NeedsSiskiyou RCDSiskiyou RCD

Feasibility study for siting of off-stream Feasibility study for siting of off-stream water storage of about 7-10 K acre feet.water storage of about 7-10 K acre feet.Study to determine the impact of upland Study to determine the impact of upland consumption by over-stocked trees and consumption by over-stocked trees and junipers on stream flows.junipers on stream flows.Coho habitat utilization study to determine Coho habitat utilization study to determine when 1+yr. leave the tributaries for the when 1+yr. leave the tributaries for the mainstem Scott, so connectivity barriers mainstem Scott, so connectivity barriers may be addressed.may be addressed.

Salmon RiverSalmon River

751 sq. miles or 751 sq. miles or 480,864 acres480,864 acres1% privately 1% privately owned – 6,232 owned – 6,232 acresacres205,165 acres or 205,165 acres or 43% public land in 43% public land in protected statusprotected status250 year round 250 year round residentsresidents

TopographyTopography

0-7% slope – 6%0-7% slope – 6%

7-15% slope – 14%7-15% slope – 14%

15+% – 80%15+% – 80%

ClimateClimate

Average precipitation Average precipitation is 56.54 inches is 56.54 inches

Extremes range from Extremes range from high of 112high of 112˚F and low ˚F and low of -3˚F of -3˚F

LandslidesLandslides

Riparian AreaRiparian Area

Limiting FactorsLimiting Factors

Sediment from failing roads, trails and Sediment from failing roads, trails and slidesslides

TemperatureTemperature

PredationPredation

Effects of fire and fire exclusion on the Effects of fire and fire exclusion on the watershedwatershed

Invasive species and toxics used for Invasive species and toxics used for controlcontrol

Top 3 Study NeedsTop 3 Study NeedsSalmon River Restoration Salmon River Restoration

CouncilCouncil

Understand natural fire regime in the Understand natural fire regime in the watershedwatershed

Understand harvest and hatchery effects Understand harvest and hatchery effects on key life stages of Spring Chinookon key life stages of Spring Chinook

Find out where Salmon River Spring Find out where Salmon River Spring Chinook go in the oceanChinook go in the ocean

Summary PointsSummary Points

Siskiyou County is a region of Siskiyou County is a region of ecological transition and diversity on ecological transition and diversity on the edge of the range of salmonids the edge of the range of salmonids

Natural conditions (temperature and Natural conditions (temperature and precipitation) can be limiting factorsprecipitation) can be limiting factors

Localized areas of suitable habitat Localized areas of suitable habitat become very importantbecome very important

My Personal Top 3 StudiesMy Personal Top 3 Studies

Locate where the fish are at their various Locate where the fish are at their various life stages and describe preferred habitat life stages and describe preferred habitat

Study the relationship of hydrology to Study the relationship of hydrology to areas of suitable habitat and its areas of suitable habitat and its accessibilityaccessibility

Study the relationship of vegetation Study the relationship of vegetation (upland and riparian) to altered flow (upland and riparian) to altered flow regime regime