9457

• UCREFRP Catalog Number: 9457
• Author: Ptacek, J. A., D. E. Rees and W. J. Miller.
• Title: A Study of the Ecological Processes on the Fryingpan and Roaring Fork Rivers Related to Operation of Ruedi Reservoir.
• USFW Year: 2003.
• USFW - Doc Type: Fort Collins.
• Copyright Material: NO

Figure 47. Length at age data for Fryingpan River trout downstream of Ruedi Dam.
Source: Finnell (1972) .............................................................................................. 57
Figure 48. Fryingpan River trout percent abundance at Ruedi sampling site 1972 and
1973. Source: Finnell (1977) ................................................................................... 58
Figure 49. Fryingpan River trout percent abundance at the Ruedi sampling site. Source:
Nehring and Thompson (2001) ................................................................................. 58
Figure 50. Fryingpan River trout percent abundance at Seven Castles sampling site.
Source: Finnell (1977) .............................................................................................. 59
Figure 51. Fryingpan River trout percent abundance at Taylor C'eek sampling site.
Source: Nehring and Thompson (2001) ................................................................... 60
Figure 52. Stocking records for Fryingpan River 1937 through 21002. Source: CDOW
records ....................................................................................................................... 61
Figure 53. Median size comparison for Fryingpan River trout. ...? ................................... 61
Figure Average daily water and two sites on the Roarintemperature (CO) for two sites on the Fryingpan River
Roaring Fork River . ........... ................................... 64
Figure 55. Diel temperature variation for the Fryingpan River below Ruedi Reservoir. 65
Figure 56. Diel temperature variation for the Roaring Fork River at USFS "Tree Farm".
.............................................................................................. ................................. 65
Figure 57. Average daily water temperature (C°) during July and August 2001 for two
locations on the Fryingpan River and two sites on the RoariI Fork River ............. 66
Figure 58. Average daily water temperature (CO) during October and November 2001 for
two locations on the Fryingpan River and two sites on the Roaring Fork River...... 67
Figure 59.Average daily discharge pre and post Ruedi Dam construction ....................... 68
Figure 60. Discharge for ryingpan River at Ruedi Dam (USGSI gage 09080400) on 14
November 2001. Pr visional data ............................................................................ 69
Figure 61. Sampling events and hydrograph for the Fryingpan River at Ruedi Dam
(USGS gage 09080400) ............................................................................................ 79
Figure 62. Discharge for Iryingpan River at Ruedi Dam (USGS gage 09080400) on 26
June 2002. Provisional data ..................................................................................... 80
Figure 63. Sediment size,class distribution of artificial redds and surface material........ 85
Figure 64. Sediment distribution for 9.5 mm and 0.85 mm size classes ........................ 86
Draft Final Report, Fryingpan and Roaring Fork Rivers February 12, 2003
Miller Ecological Consultants, Inc. Page iv