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Puget Sound Stream Benthos
Sampling Agency: Clallam County
Project: Streamkeepers
Date Released: 3/10/2018
Taxonomic Effort: Coarse Resolution
Samples Taken: 4
Organisms Counted: 501+502+504 = 1507 QC: 1002
Sampling Date: 9/29/2010
Site Code: Matriotti 3.2
Location: 48.108843°, -123.172408°
Matriotti Creek Lower Dungeness River Subbasin Dungeness River Basin WRIA 18 - Elwha-Dungeness
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Taxonomic Resolution
Taxa Attributes
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Sample 1 of 4

Sample Code: Matriotti 3.2 2010-1
Sample ID: 11108
QC Replicate? No
Surface Area: 3.00 ft2
Composite? 3 Collections
Sub-sampling by Lab: 34.04%
ClassificationTaxonQuantityQuantity SubsampledLife StageNon-BIBIFine Sediment Sensitivity IndexHilsenhoff Biotic Tolerance IndexMetals Tolerance Index
Subclass: HirudineaHirudinea11YesNoYesYesNoNoNoNo 10 
Subclass: OligochaetaOligochaeta198YesNoNoNoNoNoNoNo 5 
Order: TrombidiformesTrombidiformes30IgnoredNoNoNoNoNoNoNo   
Order: AmphipodaAmphipoda6621YesNoNoNoYesNoNoNo 4 
Order: IsopodaIsopoda10IgnoredNoNoNoYesNoNoYes 8 
Order: ColeopteraHeterlimnius corpulentus143YesNoNoYesNoNoYesNo54 
Order: ColeopteraElminae73YesNoNoYesNoNoYesNo 4 
Order: DipteraChironomidae14651YesNoNoNoNoNoNoNo 6 
Order: DipteraDixa10IgnoredNoNoNoNoNoNoNo 1 
Order: DipteraSimulium124YesNoNoNoYesNoYesNo 6 
Order: DipteraDicranota11YesNoYesNoNoNoNoNo 32
Order: PlecopteraNemouridae10IgnoredNoNoNoNoNoNoNo 2 
Order: PlecopteraZapada346YesNoNoNoNoNoNoNo 2 
Order: PlecopteraPerlodidae10IgnoredNoYesNoNoNoYesNo 2 
Order: PlecopteraSkwala62YesNoYesNoNoNoYesNo 23
Order: TrichopteraGlossosoma4718YesNoNoNoNoNoYesNo1002
Order: TrichopteraHydropsyche41YesNoNoNoNoNoYesNo 45
Order: TrichopteraWormaldia20IgnoredNoNoNoNoNoYesNo 31
Order: TrichopteraRhyacophila81YesNoYesNoNoNoYesNo 0 
Order: EphemeropteraParaleptophlebia82YesNoNoNoNoNoNoNo 11
Order: EphemeropteraBaetidae41YesNoNoNoNoNoYesNo   
Order: VeneroidaSphaeriidae62YesNoNoYesNoNoNoNo 8 
Order: BasommatophoraAncylidae10433YesNoNoNoNoNoNoNo 6 
Order: BasommatophoraPlanorbidae10IgnoredNoNoNoNoNoNoNo 7 
Phylum: NemataNemata10IgnoredNoNoNoNoNoNoNo   
Class: TrepaxonemataTrepaxonemata30IgnoredNoNoNoNoNoNoNo   
 Total:501158 170%3%6%16%0%21%0.20%   

Sample 2 of 4

Sample Code: Matriotti 3.2 2010-2
Sample ID: 11109
QC Replicate? No
Surface Area: 3.00 ft2
Composite? 3 Collections
Sub-sampling by Lab: 58.58%
ClassificationTaxonQuantityQuantity SubsampledLife StageNon-BIBIFine Sediment Sensitivity IndexHilsenhoff Biotic Tolerance IndexMetals Tolerance Index
Subclass: HirudineaHirudinea11YesNoYesYesNoNoNoNo 10 
Subclass: OligochaetaOligochaeta3411YesNoNoNoNoNoNoNo 5 
Order: TrombidiformesTrombidiformes42YesNoNoNoNoNoNoNo   
Order: AmphipodaAmphipoda5311YesNoNoNoYesNoNoNo 4 
Order: ColeopteraHeterlimnius corpulentus335YesNoNoYesNoNoYesNo54 
Order: ColeopteraElminae42YesNoNoYesNoNoYesNo 4 
Order: DipteraChelifera/Metachela10IgnoredNoYesNoNoNoYesNo 6 
Order: DipteraChironomidae15151YesNoNoNoNoNoNoNo 6 
Order: DipteraDixa21YesNoNoNoNoNoNoNo 1 
Order: DipteraSimulium22YesNoNoNoYesNoYesNo 6 
Order: DipteraDicranota21YesNoYesNoNoNoNoNo 32
Order: PlecopteraMalenka10IgnoredNoNoNoNoNoNoNo 21
Order: PlecopteraZapada266YesNoNoNoNoNoNoNo 2 
Order: PlecopteraSkwala50IgnoredNoYesNoNoNoYesNo 23
Order: TrichopteraGlossosoma4413YesNoNoNoNoNoYesNo1002
Order: TrichopteraHydropsyche31YesNoNoNoNoNoYesNo 45
Order: TrichopteraWormaldia31YesNoNoNoNoNoYesNo 31
Order: TrichopteraRhyacophila183YesNoYesNoNoNoYesNo 0 
Order: EphemeropteraParaleptophlebia113YesNoNoNoNoNoNoNo 11
Order: EphemeropteraBaetidae85YesNoNoNoNoNoYesNo   
Order: EphemeropteraCinygma10IgnoredNoNoNoNoNoYesNo 4 
Order: VeneroidaSphaeriidae62YesNoNoYesNoNoNoNo 8 
Order: BasommatophoraAncylidae7530YesNoNoNoNoNoNoNo 6 
Phylum: NemataNemata126YesNoNoNoNoNoNoNo   
Class: TrepaxonemataTrepaxonemata22YesNoNoNoNoNoNoNo   
 Total:502159 210%5%9%11%0%24%0%   

Sample 3 of 4

Sample Code: Matriotti 3.2 2010-3
Sample ID: 11110
QC Replicate? No
Surface Area: 3.00 ft2
Composite? 3 Collections
Sub-sampling by Lab: 32.5%
ClassificationTaxonQuantityQuantity SubsampledLife StageNon-BIBIFine Sediment Sensitivity IndexHilsenhoff Biotic Tolerance IndexMetals Tolerance Index
Subclass: OligochaetaOligochaeta5116YesNoNoNoNoNoNoNo 5 
Order: TrombidiformesTrombidiformes10IgnoredNoNoNoNoNoNoNo   
Order: DecapodaDecapoda11YesNoNoYesNoNoNoNo 8 
Order: AmphipodaAmphipoda7731YesNoNoNoYesNoNoNo 4 
Order: IsopodaIsopoda21IgnoredNoNoNoYesNoNoYes 8 
Order: ColeopteraHeterlimnius corpulentus51YesNoNoYesNoNoYesNo54 
Order: ColeopteraElminae63YesNoNoYesNoNoYesNo 4 
Order: DipteraChironomidae14964YesNoNoNoNoNoNoNo 6 
Order: DipteraSimulium30IgnoredNoNoNoYesNoYesNo 6 
Order: DipteraDicranota21YesNoYesNoNoNoNoNo 32
Order: PlecopteraNemouridae10IgnoredNoNoNoNoNoNoNo 2 
Order: PlecopteraMalenka11YesNoNoNoNoNoNoNo 21
Order: PlecopteraZapada3110YesNoNoNoNoNoNoNo 2 
Order: PlecopteraPerlodidae11YesNoYesNoNoNoYesNo 2 
Order: PlecopteraSkwala42YesNoYesNoNoNoYesNo 23
Order: TrichopteraGlossosoma6015YesNoNoNoNoNoYesNo1002
Order: TrichopteraHydropsyche11YesNoNoNoNoNoYesNo 45
Order: TrichopteraRhyacophila61YesNoYesNoNoNoYesNo 0 
Order: EphemeropteraParaleptophlebia83YesNoNoNoNoNoNoNo 11
Order: EphemeropteraBaetidae92YesNoNoNoNoNoYesNo   
Order: EphemeropteraCinygma10IgnoredNoNoNoNoNoYesNo 4 
Order: EphemeropteraCinygmula10IgnoredNoNoNoNoYesYesNo540
Order: VeneroidaSphaeriidae22YesNoNoYesNoNoNoNo 8 
Order: BasommatophoraAncylidae7225YesNoNoNoNoNoNoNo 6 
Phylum: NemataNemata31YesNoNoNoNoNoNoNo   
Class: TrepaxonemataTrepaxonemata61YesNoNoNoNoNoNoNo   
 Total:504183 200%3%3%16%0.20%19%0.40%   

Sample 4 of 4

Sample Code: Matriotti 3.2 2010-2-LR
Sample ID: 14197
QC Replicate? Yes, of sample "Matriotti 3.2 2010-2"
Surface Area: 3.00 ft2
Composite? 3 Collections
Sub-sampling by Lab: Not specified
ClassificationTaxonQuantityQuantity SubsampledLife StageNon-BIBIFine Sediment Sensitivity IndexHilsenhoff Biotic Tolerance IndexMetals Tolerance Index
Subclass: HirudineaHirudinea10larvaIgnoredNoYesYesNoNoNoNo 10 
Subclass: OligochaetaOligochaeta5832larvaYesNoNoNoNoNoNoNo 5 
Order: TrombidiformesTrombidiformes53larvaYesNoNoNoNoNoNoNo   
Order: AmphipodaAmphipoda8536larvaYesNoNoNoYesNoNoNo 4 
Order: ColeopteraHeterlimnius corpulentus5020larvaYesNoNoYesNoNoYesNo54 
Order: ColeopteraElminae144larvaYesNoNoYesNoNoYesNo 4 
Order: DipteraChelifera/Metachela11larvaYesNoYesNoNoNoYesNo 6 
Order: DipteraChironomidae338177larvaYesNoNoNoNoNoNoNo 6 
Order: DipteraDixa31larvaYesNoNoNoNoNoNoNo 1 
Order: DipteraSimulium52larvaYesNoNoNoYesNoYesNo 6 
Order: DipteraDicranota21larvaYesNoYesNoNoNoNoNo 32
Order: PlecopteraNemouridae11larvaYesNoNoNoNoNoNoNo 2 
Order: PlecopteraMalenka43larvaYesNoNoNoNoNoNoNo 21
Order: PlecopteraZapada5831larvaYesNoNoNoNoNoNoNo 2 
Order: PlecopteraSkwala105larvaYesNoYesNoNoNoYesNo 23
Order: TrichopteraGlossosoma9745larvaYesNoNoNoNoNoYesNo1002
Order: TrichopteraHydropsyche74larvaYesNoNoNoNoNoYesNo 45
Order: TrichopteraWormaldia30larvaIgnoredNoNoNoNoNoYesNo 31
Order: TrichopteraRhyacophila3319larvaYesNoYesNoNoNoYesNo 0 
Order: EphemeropteraParaleptophlebia1811larvaYesNoNoNoNoNoNoNo 11
Order: EphemeropteraBaetidae117larvaYesNoNoNoNoNoYesNo   
Order: EphemeropteraCinygma10larvaIgnoredNoNoNoNoNoYesNo 4 
Order: VeneroidaSphaeriidae147larvaYesNoNoYesNoNoNoNo 8 
Order: BasommatophoraAncylidae14271larvaYesNoNoNoNoNoNoNo 6 
Phylum: NemataNemata3417larvaYesNoNoNoNoNoNoNo   
Class: TrepaxonemataTrepaxonemata72larvaYesNoNoNoNoNoNoNo   
 Total:1002500 230%5%8%9%0%23%0%