LIST OF TABLES 

 Number Page 



1 Major Variable Matrix 15 



2 Methods Used for Measuring Water Quality Parameters with 



the Number of Replicates Taken per Study Area 21 



3 Aquatic Biology Sampling Methods Used at Each Study Site. 24 



4 Size and Quantity Values of the 25 Study Sites 36 



5 Quantification Ratings of Change in Channel Configuration 



Characteristics Resulting from the Gravel Removal 



Operation at Each of the 25 Sites 93 



6 Values of Exponents for Hydraulic Geometry Power Relations 106 



7 Quantification of Change in Hydraulic Variables Resulting 



from the Gravel Removal Operation at Each of the 25 



Sites 109 



8 Quantification Ratings of Change in Sedimentation 



Characteristics Resulting from the Gravel Removal 



Operation at Each of the 25 Sites 119 



9 Quantification Ratings of Change in Aufeis Potential 



that Resulted from the Gravel Removal Operation at Each 



of the 25 Sites 126 



10 Mean Annua! Flow Estimates at Each of the 25 Study Sites. 129 



11 Calculated Discharges in m /s Corresponding to Selected 



Recurrence Intervals for Each of the 25 Study Sites . . 130 



12 Quantification Ratings of Change in Quantity of 



Intergravel Flow Resulting from the Gravel Removal 



Operation at Each of the 25 Sites 131 



13 Major Habitat Alterations Observed at Sites Mined by 



Scraping 150 



14 Percent of Pit Area Composed of Selected Depth Intervals. 164 



15 Effects of Cumulative Habitat Alterations on Fish 



Populations in the Mined Area of Study Sites Mined 



by Scraping 168 



X I X 



