WSPP336

• File Number: 8240.200.10.H
• Description: Colorado River Threatened-Endangered - UCRBRIP - Program Organization-Mission - Stocking
• State: CO
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 2/4/1998
• Author: DOI-FWS
• Title: Management-Control of Non-Native Fish Species in Floodplain Ponds Along the Upper Colorado and Gunnison Rivers - Final Environmental Assessment-Finding of No Significant Impact - 02-04-98
• Water Supply Pro - Doc Type: Report/Study

0005~7

TABLE OF CONTENTS (Continued)

Topic Paqe

E. Alternative 5 - Fill Gravel-Pit Ponds Upon
Completion of Gravel Mining Operations 7

III.

IV.

VI.

DESCRIPTION OF PRESENT ENVIRONMENT

8
8
9
10
11
11
12
13
13

A. Overview of Project Area
B. Vegetation and Land Use
C. Fish and Wildlife Resources
D. Endangered Species . . . .
..
E. Historic and Cultural Resources
F. Socio-Economic Factors
G. Indian Trust Assets .
H. Environmental Justice

ANALYSIS OF ENVIRONMENTAL CONSEQUENCES AND
PREFERRED ALTERNATIVE . . . .

14

A. Alternative 1 - No Action 14

B. Alternative 2 - Mechanical or Chemical Control
of Nonnative Fish Species . . . . . . . . .. 15

C. Alternative 3 - Install Mechanical Devices in
Outlets of Ponds of the Floodplain to Prevent
Chronic Escapement of Nonnative Fish Species 21

D. Alternative 4 - Slope the Bottom of Ponds in
the Floodplain and Reconnect the Ponds with
the Rivers . . . . . . . . . . . . . . . . 22

E. Alternative 5 - Fill Gravel-Pit Ponds Upon
Completion of Gravel Mining Operations. . 24

D. Preferred Alternative and Environmental
Commitments . . . . . . 25

CONSULTATION AND COORDINATION

26
26
27

A.Public Scoping . . . . .

B. Individuals or Organizations Contacted

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