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Table1. Bioaccumulationmonitoringassessmentframeworkforthefishingbeneficialuse.D.1. Determine the status of the fishing beneficial use throughout the State with respect to bioaccumulation of toxic pollutants D.1.1Whataretheextentandlocationofwaterbodieswithsufficientevidencetoindicatethatthefishingbeneficialuseisatriskdueto
pollutantbioaccumulation?D.1.2Whataretheextentandlocationofwaterbodieswithsomeevidenceindicatingthefishingbeneficialuseisatriskduetopollutant
bioaccumulation?D.1.3Whataretheextentandlocationofwaterbodieswithnoevidenceindicatingthefishingbeneficialuseisatriskduetopollutant
bioaccumulation?D.1.4WhataretheproportionsofwaterbodiesintheStateandeachregionfallingwithinthethreecategoriesdefinedinquestionsD.1.1,
D.1.2,andD.1.3?D.2. Assess trends in the impact of bioaccumulation on the fishing beneficial use throughout the State D.2.1Arewaterbodiesimprovingordeterioratingwithrespecttotheimpactofbioaccumulationonthefishingbeneficialuse?
D.2.1.1Havewaterbodiesfullysupportingthefishingbeneficialusebecomeimpaired?D.2.1.2Hasfullsupportofthefishingbeneficialusebeenrestoredforpreviouslyimpairedwaterbodies?
D.2.2WhatarethetrendsinproportionsofwaterbodiesfallingwithinthethreecategoriesdefinedinquestionsD.1.1,D.1.2,andD.1.3regionallyandstatewide?
D.3. Evaluate sources and pathways of bioaccumulative pollutants impacting the fishing beneficial use D.3.1Whatarethemagnitudeandrelativeimportanceofpollutantsthatbioaccumulateandindirectcausesofbioaccumulation
throughouteachRegionandthestateasawhole?D.3.2Howistherelativeimportanceofdifferentsourcesandpathwaysofbioaccumulativepollutantsthatimpactthefishingbeneficial
usechangingovertimeonaregionalandstatewidebasis?D.4. Provide the monitoring information needed to evaluate the effectiveness of management actions in reducing the impact of
bioaccumulation on the fishing beneficial use D.4.1Whatarethemanagementactionsthatarebeingemployedtoreducetheimpactofbioaccumulationonthefishingbeneficialuse
regionallyandstatewide?D.4.2Howhastheimpactofbioaccumulationonthefishingbeneficialusebeenaffectedbymanagementactionsregionallyandstatewide?
Table2.
Table3. Criteriaforassigningcandidatelakestotiers.ColorsrefertoshadinginTable4.
Tier1(blue)BothindicatortypessampledHg:Below303(d)listingcriterion(90%ofsamplesbelow0.2ppm)Organics:Below303(d)listingcriteria(90%ofsamplesbelowFCGs)AtleastsomefishingactivityTier2(green)BothindicatortypessampledHg:Below303(d)listingcriterion(90%ofsamplesbelow0.2ppm)Organics:meansbelow2servingATLsAtleastsomefishingactivityTier3(purple)BothindicatortypessampledHg:meanbelow0.2Organics:meansbelow2servingATLsAtleastsomefishingactivityTier4(yellow)BothindicatortypesnotsampledHg:Below303(d)listingcriterion(90%ofsamplesbelow0.2ppm)Organics:Below303(d)listingcriteria(90%ofsamplesbelowFCGs)Themorefishingthebetter
Table4. CandidatesforinclusionintheCleanLakesStudy.CandidatesfortheCleanLakesStudy:Region1.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments1 Kangaroo
LakeRBT Remotebackcountrylake.
1 ReservoirF LMB Remotebackcountrylake.1 Lewiston
LakeRBT 4a Popular.Moreheavilyfished
thanCleone.1 TrinityLake RBT ListedforHg.DonoteatLMB
advisory.1 Howard
LakeRBT Remotebackcountrylake.
1 PlaskettLake
Hardhead Remotebackcountrylake.
1 CleoneLake RBT 4b Popular. CandidatesfortheCleanLakesStudy:Region2.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments2 Horseshoe
Lake,QuarryLakes
CCAT NotimpairedforHg.OneofthreePCBsamplesaboveFCG.Difficulttogetbass.
2 LagoLosOsos
CCAT Nofishingallowed.
2 LakeCunningham
CARP Notpopular.PCBs,DDTs,dieldrin,chlordanesaboveFCGs.
2 LakeElizabeth
CARP NotimpairedforHg.PCBs,DDTs,dieldrinaboveFCGs
2 BrionesReservoir
LMB Fishingnotallowed.
2 LakeMadigan
Bluegill Onlygotbluegill.
Table4. CandidatesforinclusionintheCleanLakesStudy(continued).CandidatesfortheCleanLakesStudy:Region3.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments3 Loch
LomondReservoir
LMB,Bluegill
Impaired.Hg0.11at350mm.
3 LopezLake LMB,Sucker
2 Notimpaired.PCBs,dieldrinaboveFCGs
Table4. CandidatesforinclusionintheCleanLakesStudy(continued).CandidatesfortheCleanLakesStudy:Region4.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments4 Castaic
LagoonLMB,CARP,RBT,Redear
3 NeedrepeatoflowHg,PCBsaboveFCG.New303(d)Listing
4 ElizabethLake
Crappie,Bullhead,RBT
Hg0.21in2007,underin2010‐repeat?(Tier4basedon2010)
4 LakeLindero Carp Notimpaired.Hglowin2007and2010.OrganicsaboveFCGs.
4 MalibouLake
LMB,Carp,Bluegill
2 Notimpaired.Hglowin2007&2010.PCBs,dieldrin,chlordanesaboveFCGs.
4 WestlakeLake
LMB Notimpaired.PCBs,dieldrinaboveFCGs.
4 CerritosParkLake
LMB,Carp,RBT
Impaired.PCBsaboveATL,DDTs,dieldrinaboveFCGs.New303(d)Listing
4 WildernessParkLake
CCAT,Carp
DieldrinaboveFCG.
4 HarborLake(LakeMachado)
Carp Notimpaired.PCBsaboveFCG.
4 BalboaLake Carp DDTs,dieldrinaboveFCG.4 Belvedere
ParkLakeCarp * PCBsat22ppb(aboveATL).Strong
Region4interestinsamplingthislake.
4 LakeCalabasas
LMB Notimpaired.PCBsaboveFCG.
4 LeggLake LMB,Carp,Redear,CCAT
3 Impaired.PCBsveryhighin2005.Hglowin2007and2010.PCBsaboveFCGin2010.New303(d)Listing
4 LincolnParkLake
LMB,Carp
2 Notimpaired.Hglowin2007&2010.PCBsaboveFCG.
4 SepulvedaLake
Carp PCBs,DDTs,dieldrinaboveFCGs.
4 TolucaLake LMB Notimpaired.PCBsaboveFCG.4 EchoLake LMB,
Carp* PCBsaboveATLsinpastsampling,
butcleanupandrestockinghave
occurred.Expectedtobecleannow.
Table4. CandidatesforinclusionintheCleanLakesStudy(continued).CandidatesfortheCleanLakesStudy:Region5.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments5 McCumberReservoir RBT 5 NorthBattleCreek
ReservoirBrownTrout
5 BlueLakes LMB Tribesinterested.Impaired.5 BigReservoir RBT 5 CaplesLake Brown
Trout4b Notimpaired.
5 FrenchMeadowsReservoir
RBT Impaired.
5 HellHoleReservoir BrownTrout
Impaired.
5 IceHouseReservoir RBT 4e 5 UnionValleyReservoir RBT AlsoSMB,1sample=0.4195 LakeofthePines LMB 4a Notimpaired.5 BowmanLake Brown
Trout PCBsaboveFCG
5 FaucherieLake RBT Impaired.5 JacksonMeadow
ReservoirRBT Impaired.
5 LakeSpaulding RBT BrownTr(n=5)=1.1,Chinook(n=3)=0.58
5 ScottsFlatReservoir RBT Impaired,BG,LMB,BrownTr,GreenSunfish
5 FullerLake BrownTrout
Notimpaired.
5 FeeleyLake Bullhead 5 KiddLake Bullhead 5 AntelopeLake LMB,
Bullhead1 Notimpaired.
5 BucksLake RBT Notimpaired.BrownTr(n=10)=0.069,LakeTr(n=5)=0.024
5 ButtValleyReservoir SMB Impaired.5 FrenchmanLake RBT 5 GoldLake RBT 4c 5 LittleGrassValley
ReservoirRBT
5 LakeAlmanor SMB Impaired.5 LakeDavis RBT,
Bullhead
5 LowerBucksLake Kokanee 5 ParadiseLake LMB Impaired.5 WhiskeytownLake LMB Impaired.5 CastleLake RBT 5 GumbootLake RBT 5 BigLake RBT,
Sucker
5 ReservoirC RBT 5 DuncanReservoir RBT,
Bullhead
5 IronCanyonReservoir RBT 5 LakeBritton SMB,
Carp3 Impaired.303(d)Listed
Suckerupto0.5in2006.SMB350meanabove0.2in2008.
5 MedicineLake BrookTrout
5 CaveLake BrookTrout
5 LilyLake RBT 5 LowerBearRiver
ReservoirRBT
5 LowerBlueLake‐AlpineCounty
RBT Impaired.DieldrinaboveFCG
5 UpperBlueLake RBT 5 WhitePinesLake RBT 5 LakeAlpine RBT 4d NearbySpicerMeadowalso
possible,butAlpinehadlowerHg.
5 Beardsley RBT 5 Pinecrest RBT 5 SpicerMeadow
ReservoirRBT
5 LaGrangeReservoir RBT 5 BassLake LMB,
Bullhead1 Notimpaired.
5 FlorenceLake BrownTrout
Notimpaired.
5 HuntingtonLake RBT 4f Kokanee(n=1)=0.105 MammothPool
ReservoirRBT
5 ContraLomaReservoir LMB Impaired.5 545TU0164 LMB,
Carp Impaired.WouldbeTier3,but
notpopularforfishing.PCBs,DDTs,dieldrinaboveFCG,
New303(d)Listing5 MarshinFresnoSlough LMB,
Bullhead Impaired.WouldbeTier3,but
notpopularforfishing.DDTs,dieldrinaboveFCG.New303(d)Listing
5 CourtrightReservoir RBT BrownTr(n=1)=0.065 HumeLake RBT 5 WishonReservoir RBT BrownTr(n=1)=0.29
Table4. CandidatesforinclusionintheCleanLakesStudy(continued).CandidatesfortheCleanLakesStudy:Region6.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments6 ElleryLake RBT 6 GrantLake RBT 6 GullLake RBT 6 JuneLake RBT 6 LundyLake RBT DieldrinaboveFCG.6 SaddlebagLake RBT DieldrinaboveFCG.6 TiogaLake RBT 6 ConvictLake RBT 6 LakeCrowley RBT 6 LakeGeorge RBT 6 LakeMary RBT 6 LakeMamie RBT 6 PleasantValley
ReservoirRBT
6 RockCreekLake RBT 6 LakeSabrina RBT 6 TwinLakes RBT DieldrinaboveFCG.6 ApolloLake RBT 6 PalmdaleLake LMB,
CCAT3 PCBS,dieldrinaboveFCG.New
303(d)Listing6 LakeGregory LMB,
Carp3 DieldrinaboveFCG.New
303(d)Listing6 SpringValleyLake RBT PCBsaboveFCG.6 BridgeportReservoir RBT 6 VirginiaLakes RBT 6 TopazLake Sucker,
RBT4b Verypopular.
6 IndianCreekReservoir RBT 4d DieldrinaboveFCG.Wastewaterwasdischargedintothisreservoirfordecades,NutrientTMDLwasdone,andtheyareactivelyoxygenatingthebottomtoreducenutrientmobilization.Duetoallthewastedischargedoverthedecades,i'mcuriouswhatanynon‐troutspeciesmayshow.Thisreservoirisratherwarm,andmaynotsupporttrout
long‐termwithoutcontinualphysicalmanipulations,Probablywillshifttowarm‐waterspeciesasclimatewarms).
6 FallenLeafLake LakeTrout
4c Notimpaired.PCBs,DDTs,dieldrin,chlordaneaboveFCG.Suspectpesticidesfromnumeroushomesaroundthelake;howevermaynotbeabletocaptureany"bottom"speciesinthisoligotrophic(cold)lake;ifdesignrequiresmultiplespecies,maykickthisoutofcleanlakesstudy)
6 LakeTahoe RBT 6 LakeTahoe‐TahoeKeys 4a Little/nodatafornon‐trout
species,whicharecaught&eatenbylocalpeople"ofcolor"[potentialEJissue];also,JRowanofDFWisactivelyshockingintheKeysLagoonssocostscouldbemodestcomparedtomobilizingawholecrew
6 ProsserCreekReservoir RBT 6 BocaReservoir Sucker,
RBT
6 StampedeReservoir RBT 6 EagleLake EagleLk
Trout
6 CraterLake RBT 6 DodgeReservoir RBT
Table4. CandidatesforinclusionintheCleanLakesStudy(continued).CandidatesfortheCleanLakesStudy:Region7.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments7 LakeHavasu Carp RB7planstosamplein20157 GeneWash
ReservoirLMB,Carp
1 Notimpaired.RB7planstosamplein2015
7 FergusonLake
LMB,Carp
1 Notimpaired.RB7planstosamplein2015
7 SenatorWashReservoir
LMB,Carp
1 Notimpaired.RB7planstosamplein2015
7 LakeCahuila Carp DDTsaboveFCG7 FigLake Tilapia,
Carp
7 RamerLake Crappie,Carp
Notimpaired.RB7planstosamplein2015
7 WiestLake CCAT,Carp
Notimpaired.RB7planstosamplein2015.PCBs,DDTs,dieldrinaboveFCG.
7 SunbeamLake
LMB,CCAT
2 Notimpaired.RB7planstosamplein2015.PCBs,DDTs,dieldrinaboveFCG.Datafrom2004only.
7 SaltonSea Tilapia RB7planstosamplein2015
Table4. CandidatesforinclusionintheCleanLakesStudy(continued).CandidatesfortheCleanLakesStudy:Region8.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments8 Lee
Lake/CoronaLake
LMB Impaired.PCBsaboveFCG.
8 LakeEvans LMB,Carp
2 Notimpaired.PCBsaboeFCG.
8 PradoLake LMB,Carp
2 Notimpaired.PCBsaboveFCG.
8 LakeHemet RBT,Carp
Notimpaired.
8 PerrisReservoir
LMB Notimpaired.PCBsandDDTsaboveFCG.
Table4. CandidatesforinclusionintheCleanLakesStudy(continued).CandidatesfortheCleanLakesStudy:Region9.SeeTable3fortierandcolorscheme.LettersindicatepriorityoftheTier4lakes.Region Lake Species Tier Comments9 Lake
HenshawLMB,Carp
3 Impaired.Popular.Sampledlotsoflargebass.OrganicsbelowFCGs.R9Samplinginlatesummerforcyanotoxinsintissues.New303(d)Listing
9 DixonLake LMB 4a Notimpaired.In/closetourbanizedareas.Lotsoffishingforstockedspecies(catfishinsummerandtroutinwinter).Popularforfishing.NewerReservoir,dambuiltin1960s?Storageforimportedwatertreatment.
9 LakeWohlford
LMB Notimpaired.Moderatelypopular.Privateboatsprohibited.DownstreamfromHenshaw…receivesHenshawwaterviacanal
9 LakePoway LMB 4b Notimpaired.In/closetourbanizedareas.Lotsoffishingforstockedspecies(catfishinsummerandtroutinwinter).Popularforfishing.NewerReservoir,dambuiltin1971.Storageforimportedwatertreatment.
9 LakeJennings
LMB,CCAT
3 Impaired.DieldrinaboveFCG.New303(d)Listing
Table5. Tierassignmentsforcandidatelakes.Tier1
1. AntelopeLake(R5)2. BassLake(R5)3. GeneWashReservoir(R7)4. FergusonLake(R7)5. SenatorWashReservoir(R7)
Tier2
1. LopezLake(R3)2. LincolnParkLake(R4)3. MalibouLake(R4)4. SunbeamLake(R7)5. LakeEvans(R8)6. PradoLake(R8)
Tier3
1. CastaicLagoon(R4)2. LeggLake(R4)3. PalmdaleLake(R6)4. LakeGregory(R6)5. LakeHenshaw(R9)6. LakeJennings(R9)
Tier4(topchoicesforeachregionshown,inpriorityorder)
1. LewistonLake(R1)2. LakeofthePines(R5)3. CaplesLake(R5)4. GoldLake(R5)5. LakeAlpine(R5)6. IceHouseReservoir(R5)7. HuntingtonLake(R5)8. LakeTahoe(TahoeKeys)(R6)9. TopazLake(R6)10. FallenLeafLake(R6)11. IndianCreekReservoir(R6)12. DixonLake(R9)
Table6. Targetspeciesandtheircharacteristics.12 ForagingType TrophicLevel Distribution Species Water
columnBottomfeeder
LowEleva‐tion
Foothills
HighElevation
PriorityforCollection
Largemouthbass X 4 X X A Smallmouthbass X 4 X X ASpottedbass X 4 X X ASacramentopikeminnow X 4 X X BWhitecatfish X 4 X X A Brownbullhead X 3 X BChannelcatfish X 4 X X A Carp X 3 X X A Sacramentosucker X 3 X X BTilapia X 3 BBluegill X 3 X X BGreensunfish X 3 X X BCrappie X 3/4 X X BRedearsunfish X 3 X X BRainbowtrout X 3/4 X X X A Browntrout X 3/4 X X ABrooktrout X 3 X AKokanee X 3 ? X X B3Trophiclevelsarethehierarchicalstrataofafoodwebcharacterizedbyorganismsthatarethesamenumberofstepsremoved4fromtheprimaryproducers.TheUSEPA’s1997MercuryStudyReporttoCongressusedthefollowingcriteriatodesignate5trophiclevelsbasedonanorganism’sfeedinghabits:6
Trophiclevel1:Phytoplankton.7Trophiclevel2:Zooplanktonandbenthicinvertebrates.8Trophiclevel3:Organismsthatconsumezooplankton,benthicinvertebrates,andTL2organisms.9Trophiclevel4:Organismsthatconsumetrophiclevel3organisms.10
X widely abundant x less widely abundant “A” primary target for collection “B” secondary target for collection 11
Table7. Targetspecies,sizeranges,andprocessinginstructions. Processas
Individuals(I)and/orComposites
(C)
Processfor
Organics
NumbersandSizeRanges(mm)
PrimaryTargets:stayonlocationuntiloneofthesetargetsfrombothGroup1and2isobtainedGroup1)PredatorBlackbass I 2X(200‐249),2X(250‐304),5X(305‐
407),2X(>407)Sacramentopikeminnow
I 3X(200‐300),3X(300‐400),3X(400‐500)
Browntrout IandC X 3X(200‐300),3X(300‐400),3X(400‐500)
Rainbowtrout
IandC X 5X(300‐400)
Brooktrout IandC X 5X(300‐400)Group2)BottomfeederWhitecatfish C X 5X(229‐305)Channelcatfish
C X 5X(375‐500)
Commoncarp C X 5X(450‐600)Brownbullhead
C 5X(262‐350)
Sacramentosucker
C X 5X(375‐500)
SecondaryTargets:collecttheseifprimarytargetsarenotavailableBluegill C X 5X(127‐170)Redearsunfish
C X
5X(165‐220)
Blackcrappie C X 5X(187‐250)Tilapia C XxGreensunfish C XxKokanee Xx
Table8. Summaryofanalytesincludedinthestudy. Analyte IncludedinStudy?Methylmercury1 Someindividuals,allcompositesPCBs OnecompositeperlocationDDTs OnecompositeperlocationDieldrin OnecompositeperlocationAldrin OnecompositeperlocationChlordanes OnecompositeperlocationSelenium SelectedcompositesbasedonregionalneedsMicrocystins Notincluded(exceptforworkfundedbyRegion9)PBDEs NotincludedDioxins NotincludedPerfluorinatedchemicals
Notincluded
Omega‐3fattyacids Notincluded1Measuredastotalmercury,whichprovidesadirectestimateofmethylmercuryinfishmuscle.
Table9. Parameterstobemeasured.
FISH ATTRIBUTES 1. Totallength2. Forklength3. Weight4. Sex5. Moisture6. Lipidcontent7. Age(forblackbass)
METALS AND METALLOIDS 1. Totalmercury2. Selenium
PESTICIDES
Chlordanes 1. Chlordane,cis‐2. Chlordane,trans‐3. Heptachlor4. Heptachlorepoxide5. Nonachlor,cis‐6. Nonachlor,trans‐7. Oxychlordane
DDTs 1. DDD(o,p')2. DDD(p,p')3. DDE(o,p')4. DDE(p,p')5. DDMU(p,p')6. DDT(o,p')7. DDT(p,p')
Cyclodienes 1. Aldrin2. Dieldrin3. Endrin
HCHs 1. HCH,alpha2. HCH,beta
Others 1. Dacthal
2. EndosulfanI3. Hexachlorobenzene4. Methoxychlor5. Mirex6. Oxadiazon
PCBs 1. PCB0082. PCB0113. PCB0184. PCB0275. PCB0286. PCB0297. PCB0318. PCB0339. PCB04410. PCB04911. PCB05212. PCB05613. PCB06014. PCB06415. PCB06616. PCB07017. PCB07418. PCB07719. PCB08720. PCB09521. PCB09722. PCB09923. PCB10124. PCB10525. PCB11026. PCB11427. PCB11828. PCB12629. PCB12830. PCB13731. PCB13832. PCB14133. PCB14634. PCB14935. PCB15136. PCB15337. PCB15638. PCB15739. PCB158
40. PCB16941. PCB17042. PCB17443. PCB17744. PCB18045. PCB18346. PCB18747. PCB18948. PCB19449. PCB19550. PCB198/19951. PCB20052. PCB20153. PCB20354. PCB20655. PCB209
Algal Toxins
Microcystins1. MCY‐RR2. MCY‐LR3. MCY‐YR4. MCY‐LAMCmetabolites1. Desmethyl‐LR2. Desmethyl‐RRCyanotoxins1. anatoxina