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Puget Sound Stream Benthos

Analysis: Benthic Index of Biotic Integrity

Area Project Location or Keyword
Aggregation Score Type Metric
Replicate Handling Taxonomic Resolution/STE (See lists) Taxa at Visit Metrics
Taxa Attributes (See lists) Taxa Mapping Taxa at Visit Filter
Number of Organisms Year
Min: Max: Range from through

RowSite Code,
Location
Year,
Project
QuantitiesScoresView
Samples
Taxa RichnessEphemeroptera RichnessPlecoptera RichnessTrichoptera RichnessEPT RichnessClinger RichnessLong-Lived RichnessIntolerant RichnessPercent DominantPredator PercentTolerant PercentNumber of OrganismsOverall ScoreTaxa RichnessEphemeroptera RichnessPlecoptera RichnessTrichoptera RichnessClinger RichnessLong-Lived RichnessIntolerant RichnessPercent DominantPredator PercentTolerant Percent
108EVA36...Site Code: 08EVA3642Evans Creek tributary (0107)Evans Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish2025, Ambi...7/31/2025
Ambient Monitoring
King County - DNRP
47687212210449.4%26.4%1.4%50081.06.97.110.07.58.810.05.75.310.09.7Details
208EVA36...Site Code: 08EVA3640Evans Creek tributary (0108)Evans Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP
4248719199351.4%16.0%7.3%46367.65.24.310.07.57.18.84.34.87.58.3Details
308EVA38...Site Code: 08EVA3813Evans Creek tributary (0108A)Evans Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP
42476171812336.4%38.0%10.0%50071.55.24.38.66.26.510.04.38.810.07.7Details
408EVA36...Site Code: 08EVA3637Evans Creek tributary (0111E)Evans Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish2025, Ambi...7/24/2025
Ambient Monitoring
King County - DNRP
5927615118326.0%16.4%9.2%50065.910.01.48.66.22.47.54.310.07.77.9Details
4 scores generated from 209 sample taxa on Wednesday, March 11, 2026 5:53:19 AM. (0.02 seconds)
LegendExcellentExcellent/GoodGoodGood/FairFairFair/PoorPoorPoor/Very PoorVery Poor