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Puget Sound Stream Benthos
Sampling Agency: King County - DNRP
Project: Regulatory Effectiveness
Date Released: 12/16/2020
Taxonomic Effort: Coarse Resolution
Samples Taken: 3
Organisms Counted: 61+573+258 = 892
Sampling Date: 9/23/2020
Site Code: 02O
Location: 47.711746°, -122.052054°
Seidel Creek Bear Creek Subbasin Sammamish River Basin WRIA 8 - Cedar-Sammamish
Score Type
Taxonomic Resolution
Taxa Attributes
Replicate Handling
Samples




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Sample 1 of 3

Sample Code: 02O_20_R1
Sample ID: 16408
QC Replicate? No
Surface Area: 1.00 ft2
Composite? 1 Collection
Sub-sampling by Lab: 30/30
ClassificationTaxonQuantityQuantity SubsampledLife StageNon-BIBIFine Sediment Sensitivity IndexHilsenhoff Biotic Tolerance IndexMetals Tolerance Index
Subclass: OligochaetaOligochaeta64YesNoNoNoNoNoNoNo 5 
Subclass: AcariAcari21YesNoNoNoNoNoNoNo   
Order: DipteraCeratopogonidae10larvaIgnoredNoYesNoNoNoNoNo 6 
Order: DipteraChironomidae22larvaYesNoNoNoNoNoNoNo 6 
Order: DipteraChironomidae10pupaNeverNoNoNoNoNoNoNo 6 
Order: PlecopteraZapada cinctipes43larvaYesNoNoNoNoNoNoNo 23
Order: PlecopteraChloroperlidae20larvaNeverNoYesNoNoNoNoNo 1 
Order: PlecopteraSweltsa10larvaIgnoredNoYesYesNoNoNoNo 12
Order: TrichopteraParapsyche64larvaYesNoYesYesYesNoYesNo51 
Order: TrichopteraHydropsyche11larvaYesNoNoNoNoNoYesNo 45
Order: TrichopteraRhyacophila Betteni Group22larvaYesNoYesNoNoNoYesNo 0 
Order: TrichopteraRhyacophila Brunnea/Vemna Group10larvaIgnoredNoYesNoNoNoYesNo 0 
Order: EphemeropteraBaetis2114larvaYesNoNoNoNoNoYesNo 5 
Order: EphemeropteraCinygmula109larvaYesNoNoNoNoYesYesNo540
Order: EphemeropteraIronodes11larvaYesNoNoNoNoYesYesNo54 
 Total:6141 100%21%11%10%18%69%0%   

Sample 2 of 3

Sample Code: 02O_20_R2
Sample ID: 16409
QC Replicate? No
Surface Area: 1.00 ft2
Composite? 1 Collection
Sub-sampling by Lab: 25/30
ClassificationTaxonQuantityQuantity SubsampledLife StageNon-BIBIFine Sediment Sensitivity IndexHilsenhoff Biotic Tolerance IndexMetals Tolerance Index
Subclass: OligochaetaOligochaeta4924YesNoNoNoNoNoNoNo 5 
Subclass: AcariAcari21YesNoNoNoNoNoNoNo   
Order: ColeopteraLara21larvaYesNoNoYesNoNoYesNo 4 
Order: ColeopteraPsephenidae11larvaYesNoNoNoNoNoNoNo 4 
Order: DipteraEmpididae20larvaIgnoredNoYesNoNoNoYesNo 6 
Order: DipteraCeratopogonidae74larvaYesNoYesNoNoNoNoNo 6 
Order: DipteraChironomidae233143larvaYesNoNoNoNoNoNoNo 6 
Order: DipteraChironomidae130pupaNeverNoNoNoNoNoNoNo 6 
Order: DipteraMeringodixa11larvaYesNoNoNoNoNoNoNo 2 
Order: DipteraSimuliidae2311larvaYesNoNoNoYesNoYesNo 6 
Order: DipteraThaumaleidae11larvaYesNoNoNoNoNoNoNo 7 
Order: DipteraTipula10larvaIgnoredNoNoYesYesNoNoNo 73
Order: PlecopteraCapniidae11larvaYesNoNoNoNoYesNoNo   
Order: PlecopteraNemouridae30larvaNeverNoNoNoNoNoNoNo 2 
Order: PlecopteraZapada cinctipes4226larvaYesNoNoNoNoNoNoNo 23
Order: PlecopteraZapada Oregonensis Group61larvaYesNoNoNoNoNoNoNo 2 
Order: PlecopteraChloroperlidae130larvaNeverNoYesNoNoNoNoNo 1 
Order: PlecopteraSweltsa168larvaYesNoYesYesNoNoNoNo 12
Order: PlecopteraKogotus11larvaYesNoYesNoNoNoYesNo152 
Order: TrichopteraTrichoptera10pupaNeverNoNoNoNoNoNoNo   
Order: TrichopteraGlossosoma52larvaYesNoNoNoNoNoYesNo1002
Order: TrichopteraArctopsychinae43larvaYesNoNoNoNoNoYesNo 4 
Order: TrichopteraHydropsyche42larvaYesNoNoNoNoNoYesNo 45
Order: TrichopteraMicrasema30larvaIgnoredNoNoNoNoNoYesNo 1 
Order: TrichopteraLepidostoma4632larvaYesNoNoNoNoNoNoNo 11
Order: TrichopteraRhyacophila10larvaNeverNoYesNoNoNoYesNo 0 
Order: TrichopteraRhyacophila Betteni Group105larvaYesNoYesNoNoNoYesNo 0 
Order: TrichopteraRhyacophila Brunnea/Vemna Group10larvaIgnoredNoYesNoNoNoYesNo 0 
Order: EphemeropteraLeptophlebiidae11larvaYesNoNoNoNoNoNoNo   
Order: EphemeropteraBaetis3718larvaYesNoNoNoNoNoYesNo 5 
Order: EphemeropteraDiphetor hageni11larvaYesNoNoNoNoNoYesNo 51
Order: EphemeropteraCinygmula2314larvaYesNoNoNoNoYesYesNo540
Order: EphemeropteraIronodes1711larvaYesNoNoNoNoYesYesNo54 
Order: VeneroidaSphaeriidae11YesNoNoYesNoNoNoNo 8 
Phylum: NemataNemata11YesNoNoNoNoNoNoNo   
 Total:573315 260%9%3%4%7%23%0%   

Sample 3 of 3

Sample Code: 02O_20_R3
Sample ID: 16410
QC Replicate? No
Surface Area: 1.00 ft2
Composite? 1 Collection
Sub-sampling by Lab: 30/30
ClassificationTaxonQuantityQuantity SubsampledLife StageNon-BIBIFine Sediment Sensitivity IndexHilsenhoff Biotic Tolerance IndexMetals Tolerance Index
Subclass: OligochaetaOligochaeta2614YesNoNoNoNoNoNoNo 5 
Subclass: AcariAcari44YesNoNoNoNoNoNoNo   
Order: ColeopteraLara32larvaYesNoNoYesNoNoYesNo 4 
Order: DipteraCeratopogonidae55larvaYesNoYesNoNoNoNoNo 6 
Order: DipteraChironomidae2212larvaYesNoNoNoNoNoNoNo 6 
Order: DipteraDixa21larvaYesNoNoNoNoNoNoNo 1 
Order: DipteraSimuliidae4120larvaYesNoNoNoYesNoYesNo 6 
Order: DipteraSimuliidae10pupaNeverNoNoNoYesNoYesNo 6 
Order: DipteraThaumaleidae11larvaYesNoNoNoNoNoNoNo 7 
Order: DipteraDicranota33larvaYesNoYesNoNoNoNoNo 32
Order: PlecopteraZapada cinctipes2713larvaYesNoNoNoNoNoNoNo 23
Order: PlecopteraZapada Oregonensis Group127larvaYesNoNoNoNoNoNoNo 2 
Order: PlecopteraSweltsa104larvaYesNoYesYesNoNoNoNo 12
Order: PlecopteraPteronarcys94larvaYesNoNoYesNoNoNoNo10  
Order: TrichopteraParapsyche3018larvaYesNoYesYesYesNoYesNo51 
Order: TrichopteraHydropsyche11larvaYesNoNoNoNoNoYesNo 45
Order: TrichopteraMicrasema11larvaYesNoNoNoNoNoYesNo 1 
Order: TrichopteraLepidostoma31larvaYesNoNoNoNoNoNoNo 11
Order: TrichopteraWormaldia54larvaYesNoNoNoNoNoYesNo 31
Order: TrichopteraRhyacophila80larvaNeverNoYesNoNoNoYesNo 0 
Order: TrichopteraRhyacophila Betteni Group87larvaYesNoYesNoNoNoYesNo 0 
Order: TrichopteraRhyacophila Brunnea/Vemna Group44larvaIgnoredNoYesNoNoNoYesNo 0 
Order: EphemeropteraBaetis137larvaYesNoNoNoNoNoYesNo 5 
Order: EphemeropteraDiphetor hageni10larvaIgnoredNoNoNoNoNoYesNo 51
Order: EphemeropteraCinygma43larvaYesNoNoNoNoNoYesNo 4 
Order: EphemeropteraCinygmula73larvaYesNoNoNoNoYesYesNo540
Order: EphemeropteraIronodes31larvaYesNoNoNoNoYesYesNo54 
Phylum: NemataNemata22YesNoNoNoNoNoNoNo   
Order: TricladidaPolycelis22YesNoNoNoNoNoNoNo 6 
 Total:258144 250%26%20%28%4%50%0%