2011-10-03_APPLICATION CORRESPONDENCE - C1981015

• Permit No: C1981015
• IBM Index Class Name: APPLICATION CORRESPONDENCE
• Doc Date: 10/3/2011
• Doc Name: Revised Biological Assessment of the McClane Canyon Mine Fruita Loadout Facility
• From: OSM
• To: US Fish & Wildlife Service
• Email Name: SB1
• Email Name: MPB
• Media Type: D
• Archive: No

McClane Canyon Mine Expansion and Fruita Loadout Facility Biological Assessment
Table of Contents
1.0 Introduction 1
2.0 Proposed Action 3
2.1 Project Location 3
2.2 Project Setting 3
2.3 Proposed Action Components 9
2.3.1 Mine Site 9
2.3.2 Loadout Facility 11
3.0 Consultation History 13
4.0 Listed Species 14
4.1 Action Area 15
4.2 Determinations of "No Effect" 16
4.3 Determination of Effect to Endangered Colorado River Fishes 18
4.3.1 Colorado Pikeminnow 19
4.3.1.1 Species Account and Critical Habitat 1 9
4.3.1.2 Environmental Baseline 20
4.3.1.3 Effects by the Proposed Action 21
4.3.1.4 Conservation Measures 26
4.3.1.5 Determination of Effects 27
4.3.2 Razorback Sucker 29
4.3.2.1 Species Account and Critical Habitat 29
4.3.2.2 Environmental Baseline 30
4.3.2.3 Effects by the Proposed Action 30
4.3.2.4 Conservation Measures 31
4.3.2.5 Determination of Effects 31
4.3.3 Bonytail 32
4.3.3.1 Species Account and Critical Habitat 32
4.3.3.2 Environmental Baseline 33
4.3.3.3 Effects by the Proposed Action 33
4.3.3.4 Conservation Measures 34
4.3.3.5 Determination of Effects 34
4.3.4 Humpback Chub - 34
4.3.4.1 Species Account and Critical Habitat 34
4.3.4.2 Environmental Baseline 35
4.3.4.3 Effects by the Proposed Action 36
4.3.4.4 Conservation Measures 36
4.3.4.5 Determination of Effects 36
5.0 Interdependent and Interrelated Effects 37
6.0 References 37
List of Tables
Table 1 Species Considered for Consultation in this Biological Assessment 14
List of Figures
Figure 1 Average Monthly Discharge in East Salt Creek, 1973 to 1982, Measured at USGS Gage
09163310. Vertical Lines are Minimum and Maximum Monthly Flows. 6
Figure 2 Average Monthly Discharge in Reed Wash, 1973 to 1983, Measured at USGS Gage
09163300 near Loma. Vertical Lines are Minimum and Maximum Monthly Flows 8