7079

• UCREFRP Catalog Number: 7079
• Author: Carlson, C. A., et. al.
• Title: Fishes and Macroinvertebrates of the White and Yampa Rivers, Colorado
• USFW Year: 1979.
• USFW - Doc Type: Final Report on a Baseline Survey Conducted for the Bureau of Land Management.
• Copyright Material: NO

Table 7. Macroinvertebrate sampling sites on the Yampa River and Williams Fork River, Colorado,
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Below
Site Location Elevation Tributary Substrate Type Site Description Dates Sampled
Y1 Upstream and southwest of Steamboat
Springs--6.4 km south on Hwy 131 from
Hwy 40--site is upstream from a bridge
which crosses Hwy 40.
Y2 :64 km west of Milner south off of Hwy
40 dirt road where a bridge corsses
the river--the site is upstream from a
bridge.
Y3 2.2 km west of Hayden down a dirt road
which turns south off of Hwy 40 just
after a bridge over the Yampa.
2112.26m Oak Creek
Boulder, rubble, Ranches and grazing land--
gravel, some banks are rocky, grassy,
silt and sand in and eroding dirt--willows
the pools, orga- "brush" and "open."
nic matter.
Rubble, gravel, Hayfields, bushes and
silt in pools. willows--banks are rubble
and silt, "brush" and
"open."
Rubble, gravel, Cottonwoods and willows
sand, silt at fairly thick--banks are
edges and in straight cut mud and
pools. eroding, "forest" and
"brush."
7-75
8-75
9-75
10-75
1902.56m Trout Creek
Elk River
1987.3m Wolf Creek
Sage Creek
Y4 4.8 km west and south of Craig--down a 1881.8m Fortifica-
dirt road east off the Hwy to Meeker-- tion Creek
the site is .8 km down this road.
Y5 4.8 km east of Maybell downstream from 1804.4m Williams
the Hwy 40 bridge--turn off right on Fork
dirt road before bridge and drive to river. Lay Creek
Rubble, gravel, Sage and grasses--some
much detritus & willows and cottonwoods
organic matter, upstream--banks are
much silt. eroding mud and silt,
"open" and "brush."
7-75
8-75
9-75
10-75
11-75
4-76
5-76
7-75
8-75
9-75
10-75
11-75
7-75
8-75
9-75
10-75
11-75
Rubble, gravel, Sagebrush and juniper-- 7-75
with much sand sloping dirt banks--semi- 8-75
and silt mixed in. arid, flat country, "open," 9-75
10-75
11-75
Y6 24.14 km west of Maybell, 7.24 km on the 1798.32m Spring Creek Rubble, gravel, Semi-arid with sage, 11-75
side road to Cross Mountain; the site is sand and silt junipers, and salt
about 1 km from Cross Mountain Gorge mixed in homo- brush, "open."
next to a clump of willows. geneously.
8 km downstream from a coal mine and ~1900m
WF1 Tributary of Heavily silted Grazing lands with 7-75
.
1 km above where the river meets the
1 the Yampa rubble and willows and cotton- 8-75
.
Yampa--turn off Hwy to Meeker about gravel. woods,"forest" and
"
" 9-75
10-75
11.3 km from Craig onto Coal Road-- brush. 11-75
site is downstream from the bridge on
the Coal road.
3-76
4-Z6
5-76
7-76
9-76
10-76
3-76
4-76
7-76
8-76
9-76
10-76
3-76
4-76
5-76
7-76
8-76
9-76
3-76
4-76
5-76
7-76
8-76
9-76
10-76
3-76
4-76
5-76