Visit for 2000, Site "Weiss DS" - Puget Sound Stream Benthos

Score Type

Taxonomic Resolution

Taxa Attributes

Replicate Handling

Samples

Weiss_DS_1 (586 counted)
Weiss_DS_2 (673 counted)
Weiss_DS_3 (1028 counted)

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Metric Details

Taxonomic Composition

Visit Details

Metric

Samples
Weiss_DS_1,
Weiss_DS_2,
Weiss_DS_3
Quantities

Scores

Taxa Richness

2.4

Ephemeroptera Richness

8.6

Plecoptera Richness

2.9

Trichoptera Richness

5.0

EPT Richness

n/a

Clinger Richness

5.9

Long-Lived Richness

1.2

Intolerant Richness

5.7

Percent Dominant

74.6

1.9

Predator Percent

4.6

1.8

Tolerant Percent

2.6

9.4

Number of Organisms

500

n/a

Overall Score (B-IBI)

44.8

Fair

Sample 1 of 3

Sample Code:	Weiss_DS_1
Sample ID:	9880
QC Replicate?	No

Surface Area:	1.00 ft2
Composite?	Unknown
Sub-sampling by Lab:	Not specified

Classification	Taxon											Fine Sediment Sensitivity Index	Hilsenhoff Biotic Tolerance Index	Metals Tolerance Index
Subclass: Oligochaeta	Oligochaeta	8	4	Yes	No	No	No	No	No	No	No		5
Subclass: Acari	Acari	3	1	Yes	No	No	No	No	No	No	No
Order: Coleoptera	Heterlimnius	5	0	Ignored	No	No	Yes	No	No	Yes	No	5	4
Order: Diptera	Chelifera	1	0	Ignored	No	Yes	No	No	No	Yes	No		6
Order: Diptera	Chironomidae	87	17	Yes	No	No	No	No	No	No	No		6
Order: Diptera	Meringodixa	1	0	Ignored	No	No	No	No	No	No	No		2
Order: Diptera	Simulium	22	6	Yes	No	No	No	Yes	No	Yes	No		6
Order: Plecoptera	Capniidae	1	0	Ignored	No	No	No	No	Yes	No	No
Order: Plecoptera	Zapada	33	10	Yes	No	No	No	No	No	No	No		2
Order: Plecoptera	Sweltsa	3	1	Yes	No	Yes	Yes	No	No	No	No		1	2
Order: Plecoptera	Calineuria	6	0	Ignored	No	Yes	Yes	No	Yes	Yes	No		1
Order: Plecoptera	Hesperoperla	2	0	Ignored	No	Yes	Yes	No	Yes	Yes	No		1
Order: Plecoptera	Skwala	2	0	Ignored	No	Yes	No	No	No	Yes	No		2	3
Order: Trichoptera	Glossosoma	1	0	Ignored	No	No	No	No	No	Yes	No	10	0	2
Order: Trichoptera	Hydropsyche	16	5	Yes	No	No	No	No	No	Yes	No		4	5
Order: Trichoptera	Rhyacophila	1	0	Ignored	No	Yes	No	No	No	Yes	No		0
Order: Ephemeroptera	Paraleptophlebia	55	12	Yes	No	No	No	No	No	No	No		1	1
Order: Ephemeroptera	Ephemerella	4	0	Ignored	No	No	No	No	No	Yes	No		1
Order: Ephemeroptera	Baetis	274	57	Yes	No	No	No	No	No	Yes	No		5
Order: Ephemeroptera	Cinygmula	10	1	Yes	No	No	No	No	Yes	Yes	No	5	4	0
Order: Ephemeroptera	Epeorus	3	1	Yes	No	No	No	No	Yes	Yes	No	10	0	0
Order: Ephemeroptera	Rhithrogena	46	8	Yes	No	No	No	No	Yes	Yes	No	15	0	2
Order: Veneroida	Sphaeriidae	1	0	Ignored	No	No	Yes	No	No	No	No		8
Class: Gastropoda	Gastropoda	1	0	Ignored	No	No	No	No	No	No	No		7
	Total:	586	123	12	0%	3%	3%	4%	12%	67%	0%

Sample 2 of 3

Sample Code:	Weiss_DS_2
Sample ID:	9881
QC Replicate?	No

Surface Area:	1.00 ft2
Composite?	Unknown
Sub-sampling by Lab:	Not specified

Classification	Taxon											Fine Sediment Sensitivity Index	Hilsenhoff Biotic Tolerance Index	Metals Tolerance Index
Subclass: Oligochaeta	Oligochaeta	40	8	Yes	No	No	No	No	No	No	No		5
Subclass: Acari	Acari	4	0	Ignored	No	No	No	No	No	No	No
Order: Coleoptera	Heterlimnius	13	1	Yes	No	No	Yes	No	No	Yes	No	5	4
Order: Diptera	Chelifera	2	1	Yes	No	Yes	No	No	No	Yes	No		6
Order: Diptera	Chironomidae	82	19	Yes	No	No	No	No	No	No	No		6
Order: Diptera	Simulium	13	4	Yes	No	No	No	Yes	No	Yes	No		6
Order: Plecoptera	Zapada	7	2	Yes	No	No	No	No	No	No	No		2
Order: Plecoptera	Sweltsa	26	7	Yes	No	Yes	Yes	No	No	No	No		1	2
Order: Plecoptera	Hesperoperla	3	2	Yes	No	Yes	Yes	No	Yes	Yes	No		1
Order: Plecoptera	Skwala	1	0	Ignored	No	Yes	No	No	No	Yes	No		2	3
Order: Trichoptera	Hydropsyche	20	4	Yes	No	No	No	No	No	Yes	No		4	5
Order: Trichoptera	Wormaldia	3	0	Ignored	No	No	No	No	No	Yes	No		3	1
Order: Trichoptera	Rhyacophila	4	1	Yes	No	Yes	No	No	No	Yes	No		0
Order: Ephemeroptera	Paraleptophlebia	42	10	Yes	No	No	No	No	No	No	No		1	1
Order: Ephemeroptera	Drunella	2	0	Ignored	No	No	No	No	Yes	Yes	No	5	1
Order: Ephemeroptera	Ephemerella	5	0	Ignored	No	No	No	No	No	Yes	No		1
Order: Ephemeroptera	Baetis	371	85	Yes	No	No	No	No	No	Yes	No		5
Order: Ephemeroptera	Diphetor	1	0	Ignored	No	No	No	No	No	Yes	No
Order: Ephemeroptera	Cinygmula	7	2	Yes	No	No	No	No	Yes	Yes	No	5	4	0
Order: Ephemeroptera	Epeorus	1	0	Ignored	No	No	No	No	Yes	Yes	No	10	0	0
Order: Ephemeroptera	Rhithrogena	25	4	Yes	No	No	No	No	Yes	Yes	No	15	0	2
Class: Gastropoda	Gastropoda	1	0	Ignored	No	No	No	No	No	No	No		7
	Total:	673	150	14	0%	5%	6%	2%	6%	70%	0%

Sample 3 of 3

Sample Code:	Weiss_DS_3
Sample ID:	9882
QC Replicate?	No

Surface Area:	1.00 ft2
Composite?	Unknown
Sub-sampling by Lab:	Not specified

Classification	Taxon											Fine Sediment Sensitivity Index	Hilsenhoff Biotic Tolerance Index	Metals Tolerance Index
Subclass: Oligochaeta	Oligochaeta	54	11	Yes	No	No	No	No	No	No	No		5
Subclass: Acari	Acari	8	1	Yes	No	No	No	No	No	No	No
Order: Coleoptera	Heterlimnius	1	0	Ignored	No	No	Yes	No	No	Yes	No	5	4
Order: Diptera	Chelifera	6	3	Yes	No	Yes	No	No	No	Yes	No		6
Order: Diptera	Chironomidae	190	50	Yes	No	No	No	No	No	No	No		6
Order: Diptera	Simulium	31	2	Yes	No	No	No	Yes	No	Yes	No		6
Order: Diptera	Dicranota	1	0	Ignored	No	Yes	No	No	No	No	No		3	2
Order: Plecoptera	Capniidae	1	0	Ignored	No	No	No	No	Yes	No	No
Order: Plecoptera	Zapada	10	2	Yes	No	No	No	No	No	No	No		2
Order: Plecoptera	Sweltsa	32	6	Yes	No	Yes	Yes	No	No	No	No		1	2
Order: Plecoptera	Calineuria	2	0	Ignored	No	Yes	Yes	No	Yes	Yes	No		1
Order: Plecoptera	Hesperoperla	8	1	Yes	No	Yes	Yes	No	Yes	Yes	No		1
Order: Trichoptera	Hydropsyche	22	2	Yes	No	No	No	No	No	Yes	No		4	5
Order: Trichoptera	Hydroptila	1	1	Yes	No	No	No	Yes	No	Yes	No			4
Order: Trichoptera	Micrasema	2	1	Yes	No	No	No	No	No	Yes	No		1
Order: Trichoptera	Lepidostoma	1	0	Ignored	No	No	No	No	No	No	No		1	1
Order: Trichoptera	Wormaldia	5	1	Yes	No	No	No	No	No	Yes	No		3	1
Order: Trichoptera	Rhyacophila	4	1	Yes	No	Yes	No	No	No	Yes	No		0
Order: Ephemeroptera	Paraleptophlebia	80	18	Yes	No	No	No	No	No	No	No		1	1
Order: Ephemeroptera	Drunella	1	0	Ignored	No	No	No	No	Yes	Yes	No	5	1
Order: Ephemeroptera	Ephemerella	16	3	Yes	No	No	No	No	No	Yes	No		1
Order: Ephemeroptera	Baetis	472	105	Yes	No	No	No	No	No	Yes	No		5
Order: Ephemeroptera	Diphetor	3	1	Yes	No	No	No	No	No	Yes	No
Order: Ephemeroptera	Cinygmula	76	18	Yes	No	No	No	No	Yes	Yes	No	5	4	0
Phylum: Nemata	Nemata	1	0	Ignored	No	No	No	No	No	No	No
	Total:	1028	227	18	0%	5%	4%	3%	9%	63%	0%

Site ID:	1964 Elevation:16m
Site Code:	Weiss DS
City, County, State:	Unincorporated, King County, WA

Visit ID:	6437
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