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Puget Sound Stream Benthos
Sampling Agency: City of Seattle
Project: Status & Trends
Date Released: 11/16/2015
Taxonomic Effort: Fine Resolution
Samples Taken: 3
Organisms Counted: 321+331+166 = 818
Sampling Date: 9/20/2003
Site Code: TN01
Location: 47.723594°, -122.318607°
Thornton Creek Thornton Creek Subbasin Cedar River / Lake Washington Basin WRIA 8 - Cedar-Sammamish
Score Type
Taxonomic Resolution
Taxa Attributes
Replicate Handling
Samples




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Sample 1 of 3

Sample Code: TN01_092003_R1
Sample ID: 4305
QC Replicate? No
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: OligochaetaOligochaeta2918YesNoNoNoNoNoNoNo 5 
Order: AmphipodaCrangonyx9055YesNoNoNoYesNoNoNo 4 
Order: IsopodaCaecidotea12682YesNoNoNoYesNoNoNo 85
Order: DipteraHemerodromia32YesNoYesNoNoNoYesNo 64
Order: DipteraChironomidae21pupaYesNoNoNoNoNoNoNo 6 
Order: DipteraPolypedilum21YesNoNoNoNoNoYesNo 64
Order: DipteraMicropsectra2718YesNoNoNoNoNoNoNo 71
Order: DipteraChaetocladius11YesNoNoNoNoNoNoNo 6 
Order: DipteraParametriocnemus10IgnoredNoNoNoNoNoNoNo 54
Order: DipteraTvetenia Bavarica Group10IgnoredNoNoNoNoNoNoNo 54
Order: DipteraThienemannimyia complex33YesNoYesNoNoNoNoNo 7 
Order: DipteraSimulium44YesNoNoNoYesNoYesNo 66
Order: DipteraDicranota22YesNoYesNoNoNoNoNo 32
Order: TrichopteraHydropsyche85YesNoNoNoNoNoYesNo 45
Order: EphemeropteraBaetis tricaudatus94YesNoNoNoNoNoYesNo 55
Order: VeneroidaPisidium116YesNoNoYesNoNoNoNo 83
Phylum: NemataNemata20IgnoredNoNoNoNoNoNoNo   
 Total:321202 140%2%3%69%0%8%0%   

Sample 2 of 3

Sample Code: TN01_092003_R2
Sample ID: 4306
QC Replicate? No
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: OligochaetaOligochaeta31YesNoNoNoNoNoNoNo 5 
Order: AmphipodaCrangonyx5136YesNoNoNoYesNoNoNo 4 
Order: IsopodaCaecidotea7347YesNoNoNoYesNoNoNo 85
Order: DipteraGlutops11YesNoYesYesNoNoNoNo 3 
Order: DipteraPolypedilum11YesNoNoNoNoNoYesNo 64
Order: DipteraMicropsectra157YesNoNoNoNoNoNoNo 71
Order: DipteraPagastia10IgnoredNoNoNoYesNoNoNo 19
Order: DipteraParametriocnemus31YesNoNoNoNoNoNoNo 54
Order: DipteraTvetenia Bavarica Group112YesNoNoNoNoNoNoNo 54
Order: DipteraSimulium6030YesNoNoNoYesNoYesNo 66
Order: DipteraDicranota32YesNoYesNoNoNoNoNo 32
Order: DipteraHolorusia11YesNoNoNoNoNoNoNo 7 
Order: PlecopteraMalenka32YesNoNoNoNoNoNoNo 21
Order: TrichopteraParapsyche almota5032YesNoYesYesYesNoYesNo51 
Order: TrichopteraHydropsyche5034YesNoNoNoNoNoYesNo 45
Order: EphemeropteraBaetis tricaudatus21YesNoNoNoNoNoYesNo 55
Order: BasommatophoraPlanorbidae20IgnoredNoNoNoNoNoNoNo 7 
Phylum: NemataNemata11YesNoNoNoNoNoNoNo   
 Total:331199 160%16%15%71%0%49%0%   

Sample 3 of 3

Sample Code: TN01_092003_R3
Sample ID: 4307
QC Replicate? No
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: OligochaetaOligochaeta5733YesNoNoNoNoNoNoNo 5 
Order: AmphipodaRamellogammarus3316YesNoNoNoNoNoNoNo 4 
Order: ColeopteraLara11YesNoNoYesNoNoYesNo 4 
Order: DipteraHemerodromia21YesNoYesNoNoNoYesNo 64
Order: DipteraParametriocnemus10IgnoredNoNoNoNoNoNoNo 54
Order: DipteraTvetenia Bavarica Group32YesNoNoNoNoNoNoNo 54
Order: DipteraSimulium1410YesNoNoNoYesNoYesNo 66
Order: TrichopteraHydropsyche32YesNoNoNoNoNoYesNo 45
Order: EphemeropteraBaetis tricaudatus4328YesNoNoNoNoNoYesNo 55
Order: VeneroidaPisidium85YesNoNoYesNoNoNoNo 83
Class: TurbellariaTurbellaria11YesNoNoNoNoNoNoNo 4 
 Total:16699 100%1%5%8%0%38%0%