Gold Cr
| Note: A key is available for this visit report. For background on ambient monitoring protocol and ambient taxa metrics, see, respectively, Benthic Macroinvertebrate Biological Monitoring Protocols for Rivers and Streams: 2001 Revision and Multi-Metric Index Development for Biological Monitoring in Washington State Streams. |
| summer flows sustained by water from an abondoned gravel pit (originally used for constructing Interstate-90); colonial and filamentous algae on riffle substrate. |
| temperature (deg C) | dis o winkler (mg/L) | stream flow (CFS) | pH (pH) | conductivity (umhos/cm) |
|---|---|---|---|---|
| 12.7 | 7.81 | 7.4 | 38 |
| samp type | loc type | loc no | wetted width (m) | stream gradient (%) | sample area (m^2) | RPD (m) | middepth velocity (FS) | max depth (m) | Dp (m) | canopy (%) | bottom velocity (FS) | bankfull width (m) | avg depth (m) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DKICK | riffle | 1 | 6.2 | 1.00 | 0.75 | 0.7 | 0.44 | 0.01 | 76.8 |
| loc no | other | wood | silt clay | sand | fine gravel | coarse gravel | cobble | boulder | bedrock rough | bedrock smooth |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2% | 54% | 44% |
| RIVPACS (River InVertebrate Prediction and Classification System) is not yet available for sites in Washington east of the Cascades. |
| samp type | loc type | loc no | comment | EPT (%) | ephem (%) | chiron (%) |
|---|---|---|---|---|---|---|
| DKICK | riffle | 0 | field composited | 35% (1) | 20% (1) | 9% |
Note: numbers in parentheses shows contribution to IBI score: 1 - poor; 3 - medium; 5 - good;
| samp type | loc type | loc no | comment | Trichop richness (count) | total richness (count) | Plecop richness (count) | EPT richness (count) | Ephem richness (count) |
|---|---|---|---|---|---|---|---|---|
| DKICK | riffle | 0 | field composited | 5 (1) | 21 (1) | 4 (3) | 16 (1) | 7 |
Note: numbers in parentheses shows contribution to IBI score: 1 - poor; 3 - medium; 5 - good;
| samp type | loc type | loc no | comment | temp pref avg (score) | TV3 richness (count) | HBI (score) | BiTol richness (count) | tv7 (%) | top3 (%) | BiTol (%) |
|---|---|---|---|---|---|---|---|---|---|---|
| DKICK | riffle | 0 | field composited | 11 | 5 (1) | 2 | 0% | 70% | 2% |
Note: numbers in parentheses shows contribution to IBI score: 1 - poor; 3 - medium; 5 - good;
| samp type | loc type | loc no | comment | sv richness (count) | clinger richness (count) | scrapers (%) | predators (%) | filterers (%) | clingers (%) |
|---|---|---|---|---|---|---|---|---|---|
| DKICK | riffle | 0 | field composited | 0% (1) | 7 (1) | 14% | 2% | 55% (1) | 72% |
Note: numbers in parentheses shows contribution to IBI score: 1 - poor; 3 - medium; 5 - good;
| habitat type | location no. | sampler type | sample area (m^2) |
|---|---|---|---|
| riffle | (composite sample) | DKICK | 0.75 |
taxon id taxon name density (m^2) % of total ------------------------------------------------------------------ 126774 Simulium sp. 1208 55.3 100557 Cinygmula sp. 172 7.9 129228 Chironominae sp. 165 7.5 102594 Z. cinctipes 158 7.2 100583 R. hageni 105 4.8 115098 R. acropedes 45 2.1 100817 B. tricaudatus 45 2.1 Y001 Pupae sp. 45 2.1 116934 A. aspilus 38 1.7 101343 A. margarita 38 1.7 101226 P. temporalis 30 1.4 101368 D. doddsi 30 1.4 100637 E. longimanus 22 1.0 103273 Sweltsa grp. 22 1.0 P610 R. Angelita grp. 15 0.7 102789 Taeniopteryx sp. 8 0.4 116794 Lepidostoma sp. 8 0.4 116958 Micrasema sp. 8 0.4 121027 Dicranota sp. 8 0.4 126703 Prosimulium sp. 8 0.4 103111 M. signata 8 0.4
| habitat type | location no. | sampler type | sample area (m^2) |
|---|---|---|---|
| pool | (composite sample) | DKICK | 0.75 |
taxon id taxon name density (m^2) % of total ------------------------------------------------------------------ 127113 Atrichopogon sp. 74 26.4 100557 Cinygmula sp. 51 18.2 116958 Micrasema sp. 24 8.6 100996 Ameletus sp. 24 8.6 103273 Sweltsa grp. 11 3.9 101343 A. margarita 11 3.9 116025 Ecclisomyia sp. 11 3.9 82754 Acarina 9 3.2 126774 Simulium sp. 8 2.9 115714 Ochrotrichia sp. 8 2.9 120094 Hexatoma sp. 6 2.1 121027 Dicranota sp. 5 1.8 103105 S. curvata 5 1.8 114144 N. concolor 3 1.1 100817 B. tricaudatus 3 1.1 64183 Nematomorpha 3 1.1 P610 R. Angelita grp. 3 1.1 103094 Diura sp. 3 1.1 101226 P. temporalis 3 1.1 101368 D. doddsi 3 1.1 101206 P. bicornuta 2 0.7 102594 Z. cinctipes 2 0.7 114169 H. corpulentus 2 0.7 P718 R. Rotunda grp. 2 0.7 136377 Oreogeton sp. 2 0.7 112257 Hydrovatus sp. 2 0.7
| Download file containing all Ecology ambient stream biological monitoring data Microsoft Access version 2000 format in ZIP archive, ~2 megabyte download |
Questions or comments on content may be sent to George Onwumere
Questions or comments on presentation may be sent to Steve Barrett.
Washington State Department of Ecology