7922

• UCREFRP Catalog Number: 7922
• Author: Bovee, K. D.
• Title: A Guide To Stream Habitat Analysis Using The Instream Flow Incremental Methodology, Instream Flow Information Paper No. 12.
• USFW Year: 1982.
• USFW - Doc Type: \
• Copyright Material: NO

CONTENTS
Page
PREFACE ................................................................ iii
SUMMARY ................................................................ v
FIGURES ................................................................ xiii
TABLES ................................................................. xvii
ACKNOWLEDGEMENTS ....................................................... xix
1. OVERVIEW OF THE INSTREAM FLOW INCREMENTAL METHODOLOGY .............. 1
1.1 Background Philosophy ......................................... 1
1.2 Methodology Design ............................................ 3
1.3 Major Habitat Components and Analysis Sequences ............... 4
2. DETERMINATION OF PROJECT SCOPE... ................................ 18
2.1 Statement of Study Objectives (Why) ........................... 19
2.2 Geographical Extent of Study Area (Where) ..................... 20
2.3 Determination of Affected Environmental Variables (What)...... 21
2.4 Selection of Evaluation Organisms (Who) ....................... 31
2.5 Temporal Variations in Habitat Usage (When) ................... 33
3. STUDY SITE SELECTION ............................................... 38
3.1 Segment and Subsegment Boundaries ............................. 40
3.2 Types and Locations of Study Sites ............................ 46
3.3 Apportioning Reach Lengths Within the Segment ................. 51
3.4. Suggested Additional Reading .................................. 55
4. APPLI CATION OF THE INCREMENTAL METHODOLOGY ......................... 56
4.1 Description of System in Present State ........................ 56
4.2 Determination of "New" State of System ........................ 59
4.3 Determination of Remedial Measures ............................ 60
4.4 Iterative Evaluation of the System ............................ 60
4.5 Problem Solving Sequences ..................................... 61
5. PREPA RATION AND INTERPRETATION OF RESULTS .......................... 74
5.1 Integration of Macrohabitat and Microhabitat .................. 75
5.2 Habitat Display and Interpretation ............................ 85
5.3 Suggested Additional Reading .................................. 136
6. WATER AND SEDIMENT IN CHANNELS ..................................... 139
6.1 River Hydrology ............................................... 139
6.2 Channel Dynamics .............................................. 163
6.3 Suggested Additional Reading .................................. 170
PHYSICAL HABITAT SIMULATION ........................................ 171
7.1 General Concepts of PHABSIM ................................... 171
7.2 Determination of Microhabitat Preferences ..................... 173
7.3 Substrate and Cover ........................................... 186
7.4 Passage ....................................................... 197
7.5 Suggested Additional Reading .................................. 201
xi