6032

• UCREFRP Catalog Number: 6032
• Author: Maddux, H., et al.
• Title: Effects of Varied Flow Regimes on Aquatic Resources of Glen and Grand Canyons
• USFW Year: 1987.
• USFW - Doc Type: Final Report.
• Copyright Material: NO

8.4. Relative abundance of food category items from guts
of rainbow trout fry of: TOP-the Colorado River
and tributaries in the Grand. Canyon; BOTTOM-Reaches
10, 20, and 50 of the Colorado River. Food
Categories: ZPL-zooplankton; GAM=Gammarus, OLI-
Oligochaetes; ICH=immature chironomids; OII=other
immature insects; AIN=adult insects; OII-other
invertebrates ..........................................172
8.5. Mean percent volume (cc) of food categories from
adult rainbow trout guts by reach and combined
tributaries. Food Categories: CDP= Cladophora;
DET=detritus; FIS=fish and fish eggs; IOM=
inorganic matter; GAM=Gammarus; MOL-molluscs;
OLI=Oligochaetes; AIN=adult insects; LIN=immature
insects.* .............. * ...................... 6 ........ 174
8.6. Mean seasonal (1984-86) percent volume of selected
food categories from guts of adult rainbow trout,
Colorado River mainstream. Food Categories: CDP-
Cladophora; GAM=Gammarus; AIN=adult insdcts;
LIN-immature insects; DET=detritus .....................176
9.1. Length frequency distribution of rainbow trout
collected above and below the Little Colorado
River (data from present study and Museum of
Northern Arizona-MNA 1977-78) ..........................181
9.2. Estimated growth of rainbow trout from length
frequency modes for Reaches 10-50 from 1984-86......... 182
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