Love, Michael

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University of Massachusetts AmherstScholarWorks@UMass AmherstInternational Conference on Engineering andEcohydrology for Fish PassageInternational Conference on Engineering andEcohydrology for Fish Passage 2016Jun 21st, 10:30 AM - 11:30 AMKeynote Address: Consider the Upstream Habitat:Providing Passage while Protecting Streams formChannel IncisionMichael LoveMichael Love & AssociatesFollow this and additional works at: https://scholarworks.umass.edu/fishpassage_conferenceThis Event is brought to you for free and open access by the Fish Passage Community at UMass Amherst at ScholarWorks@UMass Amherst. It hasbeen accepted for inclusion in International Conference on Engineering and Ecohydrology for Fish Passage by an authorized administrator ofScholarWorks@UMass Amherst. For more information, please contact scholarworks@library.umass.edu.Love, Michael, "Keynote Address: Consider the Upstream Habitat: Providing Passage while Protecting Streams form ChannelIncision" (2016). International Conference on Engineering and Ecohydrology for Fish Passage. 38.https://scholarworks.umass.edu/fishpassage_conference/2016/June21/38Consider the Upstream HabitatProviding Passage while Protecting Streams from Channel IncisionMichael Love P.E.Arcata, Californiamlove@h2odesigns.comHwy 96, Klamath River Tributary,  CaliforniaHumboldt State UniversityPhotos: Ross TaylorDepth of IncisionKnickpointProcess of Incision: Headwater MigrationCulvert forms Knickpoint, Stops IncisionChannel ProfileEagle Canyon, Battle Creek, CaliforniaChannel Incision is a Natural Process, but…Photo from US Army Corps of EngineersWe Initiate of the Incision More often then NotIncision Often Moves Headwardinto Tributaries81998 – Siegel Creek, LNF1979 – Siegel Creek, LNFKnickpoints Create Fish BarriersCulvertsKnickpoints Create Fish BarriersUtility CrossingsArroyo Trabuco, CaliforniaKnickpoints Create Fish BarriersBridges with ApronsNapa River, CaliforniaKnickpoints Create Fish BarriersFishway EntrancesMarin County, CaliforniaKnickpoints Create Fish BarriersSmall DamsSanta Barbara County, CaliforniaThe Lane Relationship (from Lane, 1955)Incision AggradationSediment SizeCoarse Fine SteepFlatStream SlopeRunoffSedimentSupplyDynamic Equilibrium and Causes of IncisionSome Causes of Channel IncisionChannelization (Increased Slope)from: Yorkshire River TrustSome Causes of Channel IncisionChanges in Hydrology (Increased Runoff)UrbanizationConversion to AgricultureRoads Extending Drainage Densityand “quick-flow”Some Causes of Channel IncisionOthersDams and Debris BasinsGravel Extraction“Stream Cleaning”Removal of BeaversChannel Evolution Model (CEM)from  Schumm, Harvey, and Watson. 1984.Incising Channel, Toby Tubby Creek Watershed, MississippiStage IIStage IIStage IKnickpointWater Quality and Hydraulics vs CEM Typefrom: Bledsoe et al., 2002Stream Evolution Model (SEM)NaaaaaaaWaaaaaaMultiple PathsDead Endsfrom Cluer and Thorne, 2013Stream Evolutionary Stage vs. Ecological Benefitsfrom Cluer and Thorne, 2013The Stream Channel Incision SyndromeLoss of Habitat and Ecosystem Benefits“We conclude channel incision presents a syndrome that is characterized by perturbed hydrology, degraded physical habitat, elevated nonpoint source pollution, and depleted fish species richness and that is extremely deleterious to instream ecosystem services.” Shields et al. 2010. The stream channel incision syndrome and water quality.  Journal of Ecological EngineeringIncorporating Incision Risk Assessments into Passage ProjectsRecognizeCharacterizeAssess RiskHazard MitigationResource: Castro, Janine. 2003. Geomorphic Impacts of Culvert Replacement and Removal: Avoiding Channel Incision. USFWSUpstream IncisionJordan Creek at Parkway DriveRestoring Connectivity butAllowing Incision to Migrate UpstreamBefore AfterIncision vs. Local Scour Matching Upstream and Downstream Channel GradeDrop formed by Plunge Pool(Localized Scour)Drop result of Incising ChannelUpstream Channel GradeDownstream Channel Grade26Incision or Local Scour?photo: Kozmo BatesFrom further downstreamphoto: Kozmo BatesTools for Restoring Aquatic ConnectivityTechnicalFishwayBafflesNaturalBedRestoredProfileRoughenedChannelWeirs/DropStructuresFish PassageApproachProfile ControlIncreasing Ecological FunctionGeomorphic ApproachesHydraulic ApproachesAdapted from Love, and Bates. 2008.  Restoring Incised Channels and ConnectivityPlacing Wood - Profile RestorationBaker Creekphotos: Sam Flanagan, BLMRestoring Incised Channels and ConnectivityBeaver Dam Analogsfrom: NOAA FisheriesStopping Incision while Restoring ConnectivityNature-Like Fishways (Roughened Channels)Penitencia CreekAfterBeforeStopping Incision while Restoring ConnectivityBoulder and Log WeirsDunn Creek, Highway 112 Boulder Weirs upstreamof Culvert ReplacementUpstream Salmon Habitat Protected from IncisionStopping Incision while Restoring ConnectivityTechnical FishwaysBeforeVortexPool & Chute FishwayPeacock Creek, Smith River, Calif.AfterWe Can Protect Existing Habitat from Incision while Restoring ConnectivityClarks Creek, Jedidiah Smith SPPreserved Upstream HabitatNature-Like RoughenedChannel with Culvert RemovalWhat Should We Expect with Climate Change?1958-2012from U.S. National Climate Assessment, 2014Incision AggradationSediment SizeCoarse Fine SteepFlatStream SlopeRunoffSedimentSupplyProjected Increase in Heavy Precipitation Events2081-2100 compared to 1981-2000from U.S. National Climate Assessment, 2014

Keynote Address: Consider the Upstream Habitat: Providing Passage while Protecting Streams form Channel Incision

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Keynote Address: Consider the Upstream Habitat: Providing Passage while Protecting Streams form Channel Incision

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