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Ambient stream biological monitoring site

Little Muddy Cr

Photo of stream from sample site

Site details

project Ambient ecoregion Northern Rockies
latitude 48.734 county Stevens
latitude -117.424 land use mixed forest land
elevation (ft) 2198 reference site False
stream order 3 map link

Years when sampling has occurred:

2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996
For explanation on this site summary and any visit report below, see site summary and visit report keys.

Big Muddy Cr

Habitat measurements and taxa metrics - August 6, 1996

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.

Visit comment

1) algal growth on rocks

Habitat: stream chemistry, temperature, and flow

temperature
(deg C)
dis o winkler
(mg/L)
stream flow
(CFS)
pH
(pH)
conductivity
(umhos/cm)
13.10.11.937.7188

Habitat: dimensions, gradient, velocity, and canopy

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)

Habitat: substrate

loc
no
otherwoodsilt
clay
sandfine
gravel
coarse
gravel
cobbleboulderbedrock
rough
bedrock
smooth

Note: Taxa results for this visit have not yet been tabulated.

Taxa: RIVPACS score

RIVPACS (River InVertebrate Prediction and Classification System) is not yet available for sites in Washington east of the Cascades.

Taxa: composition

samp
type
loc
type
loc
no
commentEPT
(%)
ephem
(%)
chiron
(%)

Taxa: richness

samp
type
loc
type
loc
no
commentTrichop
richness
(count)
total
richness
(count)
Plecop
richness
(count)
EPT
richness
(count)
Ephem
richness
(count)

Taxa: tolerance

samp
type
loc
type
loc
no
commenttemp
pref
avg
(score)
TV3
richness
(count)
HBI
(score)
BiTol
richness
(count)
tv7
(%)
top3
(%)
BiTol
(%)

Taxa: trophic/habit

samp
type
loc
type
loc
no
commentsv
richness
(count)
clinger
richness
(count)
scrapers
(%)
predators
(%)
filterers
(%)
clingers
(%)

Taxa: sample results (individuals-per-square-meter estimates)

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.

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