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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
109MID174...Site Code: 09MID1744Cristy CreekMiddle Green River SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Ambi...8/10/2026
Ambient Monitoring
King County - DNRP
40477182011865.4%19.0%39.0%50063.44.54.38.67.57.610.010.01.09.00.9Details
209MID181...Site Code: 09MID1817Cristy CreekMiddle Green River SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Ambi...8/10/2026
Ambient Monitoring
King County - DNRP
4726715146237.8%18.0%23.4%50056.46.91.47.17.54.15.02.98.48.54.6Details
309MID242...Site Code: 09MID2426Green River - Middle tributaryMiddle Green River SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Ambi...7/29/2026
Ambient Monitoring
King County - DNRP
575107221913736.0%21.8%4.4%50088.210.05.710.07.57.110.010.08.910.09.0Details
409MID195...Site Code: 09MID1958Icy CreekMiddle Green River SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Ambi...7/28/2026
Ambient Monitoring
King County - DNRP
4098421175866.0%7.2%0.2%50061.74.510.010.03.85.93.810.00.83.110.0Details
509MID137...Site Code: 09MID1374O'Grady CreekMiddle Green River SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Ambi...8/10/2026
Ambient Monitoring
King County - DNRP
50267151610246.0%16.0%18.2%50061.67.91.47.17.55.310.02.96.27.55.8Details
5 scores generated from 256 sample taxa on Thursday, October 22, 2026 9:51:57 PM. (0.06 seconds)
LegendExcellentExcellent/Good–GoodGood/Fair–FairFair/Poor–PoorPoor/Very Poor–Very Poor