Bear 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. |
| The reach starts about 200 yards up FR 1911. The channel was confined with overhanging roots. There were fallen trees and root wads that caused some erosion downstream from the reach. |
| temperature (deg C) | dis o winkler (mg/L) | stream flow (CFS) | pH (pH) | conductivity (umhos/cm) |
|---|---|---|---|---|
| 7.5 | 9.6 | 0.66 | 7.3 | 130 |
| 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 | 3.6 | 2.00 | 0.19 | 1.2 | 0.10 | 0.85 | 1.2 | 10.4 | DKICK | riffle | 2 | 3.3 | 6.00 | 0.19 | 0.5 | 0.10 | 0.54 | 0.5 | 5.7 | DKICK | riffle | 3 | 3.7 | 5.00 | 0.19 | 1.4 | 0.10 | 1.00 | 1.4 | 6.3 | DKICK | riffle | 4 | 2.3 | 3.00 | 0.19 | 0.6 | 0.10 | 0.50 | 0.6 | 5.2 |
| loc no | other | wood | silt clay | sand | fine gravel | coarse gravel | cobble | boulder | bedrock rough | bedrock smooth |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2% | 18% | 26% | 42% | 12% | 2 | 4% | 26% | 44% | 22% | 4% | 3 | 32% | 40% | 26% | 2% | 4 | 2% | 10% | 36% | 50% | 2% |
| 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 | 88% | 29% (1) | 5% |
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 | 12 (3) | 51 (3) | 12 (5) | 36 | 12 |
Note: numbers in parentheses shows contribution to IBI score: 1 - poor; 3 - medium; 5 - good;
| samp type | loc type | loc no | comment | TV3 richness (count) | temp pref avg (score) | HBI (score) | BiTol richness (count) | tv7 (%) | top3 (%) | BiTol (%) |
|---|---|---|---|---|---|---|---|---|---|---|
| DKICK | riffle | 0 | field composited | 33 | 11.48 | 2 (5) | 12 | 5% | 61% | 0% (5) |
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 | 6 | 24 (5) | 61% | 10% | 3% (5) | 75% (5) |
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 ------------------------------------------------------------------ 117159 Glossosoma sp. 2331 39.6 100589 R. robusta 962 16.3 68422 Oligochaeta 285 4.8 102594 Z. cinctipes 269 4.6 128457 Orthocladiinae sp. 192 3.3 100557 Cinygmula sp. 177 3.0 101226 P. temporalis 146 2.5 101368 D. doddsi 108 1.8 115398 Hydropsychidae 100 1.7 P656 R. Hyalinata grp. 100 1.7 100635 E. grandis 85 1.4 P622 R. Betteni grp. 69 1.2 115319 Dolophilodes sp. 69 1.2 101348 C. hystrix 69 1.2 101232 Ephemerellidae 62 1.1 102615 V. cataractae 62 1.1 115097 Rhyacophila sp. 54 0.9 102914 Perlidae 54 0.9 129228 Chironominae sp. 46 0.8 103121 Doroneuria sp. 46 0.8 P630 R. Brunnea grp. 46 0.8 115155 R. Sibirica grp. - n 38 0.6 59490 Nematoda 38 0.6 116794 Lepidostoma sp. 38 0.6 121027 Dicranota sp. 38 0.6 102596 Z. columbiana 31 0.5 116958 Micrasema sp. 31 0.5 128341 Diamesinae sp. 31 0.5 101385 D. spinifera 31 0.5 103202 Chloroperlidae 31 0.5 102591 Zapada sp. 23 0.4 102986 C. californica 23 0.4 103102 Skwala sp. 23 0.4 100626 Epeorus sp. 15 0.3 100666 Ironodes sp. 15 0.3 102471 Pteronarcys sp. 15 0.3 102994 Perlodidae 15 0.3 127338 Ceratopogoninae sp. 15 0.3 126629 Thaumalea sp. 8 0.1 115935 Apatania sp. 8 0.1 54512 Polycelis coronata 8 0.1 100817 B. tricaudatus 8 0.1 119656 Antocha sp. 8 0.1 125514 Pericoma sp. 8 0.1 126774 Simulium sp. 8 0.1 103233 Paraperla sp. 8 0.1 114167 Heterlimnius sp. 8 0.1 120094 Hexatoma sp. 8 0.1 115560 P. elsis 8 0.1 120164 Limnophila sp. 8 0.1 101338 Attenella sp. 8 0.1
Bear 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. |
| Site of an old debris flow from historic logging of upstream locations. |
| temperature (deg C) | dis o winkler (mg/L) | stream flow (CFS) | pH (pH) | conductivity (umhos/cm) |
|---|
| 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) |
|---|
| loc no | other | wood | silt clay | sand | fine gravel | coarse gravel | cobble | boulder | bedrock rough | bedrock smooth |
|---|
| 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 | 78% | 22% | 2% |
| 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 | 9 | 44 | 9 | 28 | 10 |
| 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 | 22 | 2 | 11 | 6% | 36% | 1% |
| samp type | loc type | loc no | comment | sv richness (count) | clinger richness (count) | scrapers (%) | predators (%) | filterers (%) | clingers (%) |
|---|---|---|---|---|---|---|---|---|---|
| DKICK | riffle | 0 | field composited | 3 | 13 | 17% | 14% | 3% | 42% |
| 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 ------------------------------------------------------------------ 116918 B. occidentalis 123 19.9 116025 Ecclisomyia sp. 83 13.4 117159 Glossosoma sp. 71 11.5 101348 C. hystrix 59 9.5 102597 Z. Oregonensis grp. 33 5.3 127113 Atrichopogon sp. 32 5.2 68440 Lumbriculidae 25 4.0 100583 R. hageni 23 3.7 101233 Ephemerella sp. 21 3.4 54502 Planariidae 18 2.9 102752 Utacapnia sp. 16 2.6 115563 P. almota 14 2.3 115098 R. acropedes 8 1.3 100996 Ameletus sp. 6 1.0 121027 Dicranota sp. 6 1.0 102817 T. pacificum 6 1.0 103273 Sweltsa grp. 5 0.8 103111 M. signata 5 0.8 115319 Dolophilodes sp. 5 0.8 101368 D. doddsi 4 0.6 102585 P. besametsa 4 0.6 103123 D. baumanni 4 0.6 119660 Antocha monticola 4 0.6 100557 Cinygmula sp. 3 0.5 81400 Pisidium sp. 3 0.5 127917 Chironomidae 3 0.5 68422 Oligochaeta 3 0.5 116268 D. gilvipes 3 0.5 128457 Orthocladiinae sp. 3 0.5 103312 Y. mariana 3 0.5 135849 Clinocera sp. 3 0.5 127778 Bezzia sp. 2 0.3 101226 P. temporalis 2 0.3 136305 Chelifera sp. 2 0.3 115273 Chimarra sp. 2 0.3 82754 Acarina 2 0.3 568572 A. insignificans 2 0.3 102884 Perlomyia sp. 1 0.2 126703 Prosimulium sp. 1 0.2 130915 Glutops sp. 1 0.2 568598 D. hageni 1 0.2 130934 Tabanidae 1 0.2 116794 Lepidostoma sp. 1 0.2 100635 E. grandis 1 0.2
| 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 ------------------------------------------------------------------ 116025 Ecclisomyia sp. 83 28.6 101348 C. hystrix 47 16.2 116918 B. occidentalis 34 11.7 68440 Lumbriculidae 25 8.6 127113 Atrichopogon sp. 18 6.2 102752 Utacapnia sp. 16 5.5 117159 Glossosoma sp. 13 4.5 54502 Planariidae 13 4.5 100996 Ameletus sp. 6 2.1 103273 Sweltsa grp. 5 1.7 102597 Z. Oregonensis grp. 3 1.0 100557 Cinygmula sp. 3 1.0 81400 Pisidium sp. 3 1.0 121027 Dicranota sp. 3 1.0 127917 Chironomidae 3 1.0 135849 Clinocera sp. 3 1.0 127778 Bezzia sp. 2 0.7 101226 P. temporalis 2 0.7 115273 Chimarra sp. 2 0.7 568598 D. hageni 1 0.3 119660 Antocha monticola 1 0.3 116794 Lepidostoma sp. 1 0.3 102817 T. pacificum 1 0.3 100635 E. grandis 1 0.3 100583 R. hageni 1 0.3
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| 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