Visit for 2020, Margaret Creek , Site "07CHR070059"

Score Type

Taxonomic Resolution

Taxa Attributes

Samples

07CHR070059_20 (551 counted)

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Metric Details

Taxonomic Composition

Visit Details

Metric

Sample
07CHR070059_20
Quantities

Scores

Taxa Richness

6.2

Ephemeroptera Richness

8.6

Plecoptera Richness

10.0

Trichoptera Richness

5.0

EPT Richness

n/a

Clinger Richness

8.8

Long-Lived Richness

10.0

Intolerant Richness

10.0

Percent Dominant

42.6

7.1

Predator Percent

17.6

8.3

Tolerant Percent

0.8

9.8

Number of Organisms

500

n/a

Overall Score (B-IBI)

83.9

Excellent

Sample 1 of 1

Sample Code:	07CHR070059_20
Sample ID:	16370
QC Replicate?	No

Surface Area:	8.00 ft2
Composite?	8 Collections
Sub-sampling by Lab:	9/30

Notes:	Heavy rain in the last 7 days.

Classification	Taxon												Fine Sediment Sensitivity Index	Hilsenhoff Biotic Tolerance Index	Metals Tolerance Index
Order: Haplotaxida	Enchytraeidae	1	0		Never	No	No	No	No	No	No	No		10
Order: Haplotaxida	Chamaedrilus	6	6		Yes	No	No	No	No	No	No	No		10
Order: Haplotaxida	Nais	1	1		Yes	No	No	No	No	No	No	No		5
Order: Lumbriculida	Lumbriculidae	43	43		Yes	No	No	No	No	No	No	No		8
Order: Sarcoptiformes	Oribatida	3	3	adult	Yes	No	No	No	No	No	No	No
Order: Trombidiformes	Lebertia	9	9	adult	Yes	No	No	No	No	No	No	No		8
Order: Trombidiformes	Sperchon	1	1	adult	Yes	No	No	No	No	No	No	No		8
Order: Trombidiformes	Sperchonopsis	1	1	adult	Yes	No	No	No	No	No	No	No		8
Order: Trombidiformes	Torrenticola	11	11	adult	Yes	No	No	No	No	No	No	No
Order: Coleoptera	Elmidae	8	5	larva	Never	No	No	Yes	No	No	Yes	No		4
Order: Coleoptera	Cleptelmis addenda	1	1	larva	Yes	No	No	Yes	No	No	Yes	No		4
Order: Coleoptera	Heterlimnius corpulentus	1	1	larva	Yes	No	No	Yes	No	No	Yes	No	5	4	3
Order: Coleoptera	Narpus concolor	1	1	larva	Yes	No	No	Yes	No	No	Yes	No	5	4	1
Order: Coleoptera	Optioservus	6	6	adult	Yes	No	No	Yes	No	No	Yes	No		4	5
Order: Coleoptera	Optioservus	20	10	larva	Never	No	No	Yes	No	No	Yes	No		4	5
Order: Coleoptera	Zaitzevia	2	2	adult	Yes	No	No	Yes	No	No	Yes	No		4
Order: Coleoptera	Zaitzevia	19	9	larva	Never	No	No	Yes	No	No	Yes	No		4
Order: Diptera	Neoplasta	4	4	larva	Yes	No	Yes	No	No	No	Yes	No		6
Order: Diptera	Ceratopogoninae	1	1	larva	Yes	No	Yes	No	No	No	No	No		6	4
Order: Diptera	Polypedilum	1	1	larva	Yes	No	No	No	No	No	Yes	No		6	4
Order: Diptera	Micropsectra	2	2	larva	Yes	No	No	No	No	No	No	No		7	1
Order: Diptera	Rheotanytarsus	2	2	larva	Yes	No	No	No	No	No	Yes	No		6	1
Order: Diptera	Rheotanytarsus	1	0	pupa	Never	No	No	No	No	No	Yes	No		6	1
Order: Diptera	Brillia	1	1	larva	Yes	No	No	No	No	No	No	No		5	4
Order: Diptera	Eukiefferiella	2	2	larva	Yes	No	No	No	No	No	No	No		8	9
Order: Diptera	Parametriocnemus	4	4	larva	Yes	No	No	No	No	No	No	No		5	4
Order: Diptera	Tvetenia Bavarica Group	1	1	larva	Yes	No	No	No	No	No	No	No		5	4
Order: Diptera	Simulium	4	4	larva	Yes	No	No	No	Yes	No	Yes	No		6	6
Order: Diptera	Dicranota	3	3	larva	Yes	No	Yes	No	No	No	No	No		3	2
Order: Plecoptera	Capniidae	1	1	larva	Yes	No	No	No	No	Yes	No	No
Order: Plecoptera	Zapada cinctipes	32	32	larva	Yes	No	No	No	No	No	No	No		2	3
Order: Plecoptera	Zapada Oregonensis Group	1	1	larva	Yes	No	No	No	No	No	No	No		2
Order: Plecoptera	Chloroperlidae	34	15	larva	Never	No	Yes	No	No	No	No	No		1
Order: Plecoptera	Sweltsa	22	22	larva	Yes	No	Yes	Yes	No	No	No	No		1	2
Order: Plecoptera	Calineuria californica	4	4	larva	Yes	No	Yes	Yes	No	Yes	Yes	No	10	1	3
Order: Plecoptera	Hesperoperla pacifica	1	1	larva	Yes	No	Yes	Yes	No	Yes	Yes	No	15	1
Order: Plecoptera	Perlodidae	7	5	larva	Never	No	Yes	No	No	No	Yes	No		2
Order: Plecoptera	Isoperla	17	17	larva	Yes	No	Yes	No	No	No	Yes	No		2
Order: Plecoptera	Pteronarcys princeps	1	1	larva	Yes	No	No	Yes	No	No	No	No	10
Order: Trichoptera	Glossosoma	8	8	larva	Yes	No	No	No	No	No	Yes	No	10	0	2
Order: Trichoptera	Hydropsyche	63	63	larva	Yes	No	No	No	No	No	Yes	No		4	5
Order: Trichoptera	Rhyacophila	9	4	larva	Never	No	Yes	No	No	No	Yes	No		0
Order: Trichoptera	Rhyacophila blarina	3	3	larva	Yes	No	Yes	No	No	No	No	No		0
Order: Trichoptera	Rhyacophila narvae	1	1	larva	Yes	No	Yes	No	No	No	Yes	No		0
Order: Trichoptera	Rhyacophila Betteni Group	4	4	larva	Yes	No	Yes	No	No	No	Yes	No		0
Order: Trichoptera	Rhyacophila Brunnea/Vemna Group	1	1	larva	Ignored	No	Yes	No	No	No	Yes	No		0
Order: Trichoptera	Rhyacophila Hyalinata Group	1	1	larva	Ignored	No	Yes	No	No	No	Yes	No		0
Order: Ephemeroptera	Leptophlebiidae	21	21	larva	Yes	Yes	No	No	No	No	No	No
Order: Ephemeroptera	Drunella doddsii	2	2	larva	Yes	No	No	No	No	Yes	Yes	No	15	1	0
Order: Ephemeroptera	Ephemerella excrucians group	11	11	larva	Yes	No	No	No	No	No	Yes	No		1
Order: Ephemeroptera	Baetis tricaudatus complex	21	21	larva	Yes	No	No	No	No	No	Yes	No		5
Order: Ephemeroptera	Epeorus	3	3	larva	Yes	No	No	No	No	Yes	Yes	No	10	0	0
Order: Ephemeroptera	Ironodes	14	14	larva	Yes	No	No	No	No	Yes	Yes	No	5	4
Order: Ephemeroptera	Rhithrogena	107	107	larva	Yes	No	No	No	No	Yes	Yes	No	15	0	2
Order: Odonata	Gomphidae	2	2	larva	Yes	No	Yes	Yes	No	No	No	No		1
	Total:	551	500		45	4%	21%	16%	0.73%	24%	62%	0%

Site ID:	2371 Elevation:140m
Site Code:	07CHR070059
City, County, State:	Unincorporated, King County, WA

Visit ID:	11132
Analyzed By:	Rhithron Associates, Inc.