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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
1LF04, Lon...Site Code: LF04Longfellow CreekLongfellow Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2025, Statu...8/12/2025
Status & Trends
City of Seattle
11100121087.0%0.0%27.0%5003.70.00.00.00.00.00.00.00.00.03.7Details
2LFMA095...Site Code: LFMA0954Longfellow CreekLongfellow Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Statu...7/29/2026
Status & Trends
City of Seattle
23100152046.3%1.8%43.3%4996.50.00.00.00.00.00.00.06.10.40.0Details
3LFMA255...Site Code: LFMA2559Longfellow CreekLongfellow Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Statu...7/29/2026
Status & Trends
City of Seattle
21100144082.0%2.8%75.8%5003.40.00.00.00.00.02.50.00.00.90.0Details
4LFMA339...Site Code: LFMA3396Longfellow CreekLongfellow Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2024, Statu...8/5/2024
Status & Trends
City of Seattle
19121443076.4%2.0%59.2%5003.20.00.01.40.00.01.20.00.00.50.0Details
5LFMA349...Site Code: LFMA3490Longfellow CreekLongfellow Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Statu...7/29/2026
Status & Trends
City of Seattle
18120352084.4%0.6%62.4%5001.40.00.01.40.00.00.00.00.00.00.0Details
6PU01, Pu...Site Code: PU01Puget CreekLongfellow Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green2026, Statu...7/16/2026
Status & Trends
City of Seattle
26121433064.2%1.6%49.2%5004.30.00.01.40.00.01.20.01.30.30.0Details
6 scores generated from 122 sample taxa on Friday, October 16, 2026 11:06:39 PM. (0.09 seconds)
LegendExcellentExcellent/Good–GoodGood/Fair–FairFair/Poor–PoorPoor/Very Poor–Very Poor