REP49359

• Permit No: M1993041
• IBM Index Class Name: Report
• Doc Name: BLACK-FOOTED FERRET SURVEYS ON THE DOWE FLATS PROJECT AREA BOULDER CNTY COLO
• Media Type: D
• Archive: No

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TABLE OF CONTENTS
Section Page
' 1.0 INTRODUCTION ............................................................. 1
' ' 2.0 EXISTING ENVIRONMENT .................................................... 1
3.0 PROPOSED ACTION .......................................................... 3
' 4.0 METHODS .................................................................. 5
4.1
4.2 Prairie Dog Town Mapping ...............................
Diurnal Surveys ....................................... ................. 5
................. 5
' 4.3 Nocturnal Surveys ...................................... ................. 6
5.0 RESULTS AND DISCUSSION .................................. ................. 8
' S.1 Diurnal Surveys ....................................... ................. 8
5.2 Nocturnal Surveys ...................................... ................ 10
' S.3 Evaluation of Dowe Flats as a Potential Black-footed
Ferret Reintroduction Site ............................ ................ 13
' S.4 Mining and Subsequent Ferret Surveys ...................... ................ 13
5.4.1 Summer Surveys ...............................
5.4.2 Winter Surveys ................................ ................ 15
................ 15
' 5.4.3 Termination of Ferret Surveys ..................... ................ 16
5.4.4 Control of Prairie Dogs on Reclaimed Areas .......................... 17
' 5.4.4.1 Reclaimed Mining Areas ................................. 17
5.4.4.2 Retired Agricultural Lands ................................ 17
5.5 Concurrence .......................................................... 18
6.0 LITERATURE CITED ......................................................... 19
' 7.0 APPENDICES ............................................................... 20
' 7.1 Qualifications of survey personnel .......................................... 20
7.2 Resumes of selected survey personnel ....................................... 23
' 7.3 Lecture handout to survey personnel ........................................ 39
' t