7804

• UCREFRP Catalog Number: 7804
• Author: Hagan, H. K. and J. E. Banks.
• Title: An Ecological And Limnological Study of the Green River in Dinosaur National Monument.
• USFW Year: 1963.
• USFW - Doc Type: \
• Copyright Material: NO

..

Air and water temperature/hour beginning on August 21,
1962 at q.: 00 p. m. and ending a.t 4: 00 p. m. August 22, 1962

Time

4:00 p.m.
5:00
6:00
7:00
8:00
9:00
10 :00
11:00
12:00 (midnight)
1:00 a.m.
2:00
3:00
4:00
5:00
6:00
7:00
8:00
9:00
10: 00
11: 00
12:00 (noon)
1:00 p.m.
2:00
3:00
4:00 .__

Air temperature
84oF.
160.,.
740.,.
14 of.
72"F .
72'7.
110F.
100F.
690-, .
69Op.
68oF.
670F.
66Op.
6(?p .
660, .
660p .
65'7.
660, .
14 Opt.
190,.
820,.
84Op.
84 OF.
850,.
Boo, .

Water temperature

720F.
68.5Op.
68.5<7.
68.00.,.
68.0<7.
67.50F.
66.50F.
66.50,.
66. ~F.
66.00F.
65.50F.
65.50F.
65.50F.
65.00F
'0
65.0 F.
65.oOpt.
65.00F.
66.00F.
69.00F.
69.50.,.
11. 50.,.
72.50,.
o
72.0F.
o
72.0 F.
68.50.,.

August 23, 1962
River increased again in turbidity but was not red. Water level rose
slightly' s iJlce last recordi.ng.

Total fish seined from Ya.mpa River: Redside shiner" 23; bony'tall
chub" 13; flannel-mouth sucker" 41; fathead minnow" 21; squaw:t'ish"
1; carp, 3; Green River Spring dace" 6; 149 fish, 7 species.

Total fish seined from Green River: Catfish, 19; bonyta1l1 6; carp" 3;
northern blue head mountain sucker" 1; flannel-mouth sucker, 8; Green
River Spring dace, 18; squav:f'ish, 1.

August 24, 1962

The river again turned a deep red color about noon. Seining produced
several small fish. MJst were Green River Sprin8 dace. Some yo~
flannel-mouth suckers and. one youns channel catfish lmS' taken. Many"
mayflies were observed on the Yamps. River about dusk. The river
dropped about tinch.

=23-