7388

• UCREFRP Catalog Number: 7388
• Author: Ohmart, R. D., B. W. Anderson and W. C. Hunter.
• Title: Ecology of the Lower Colorado River from Davis Dam to the Mexico-United States International Boundary
• USFW Year: 1988.
• USFW - Doc Type: A Community Profile.
• Copyright Material: NO

FIGURES
FA"
Map of the lower Colorado River ................................... 3
2 Modern or dredged Colorado River channel flowing through the broad
alluvial valley near Parker, AZ.. ... ..... 9 ... so ...... 4
3 Parker Dam, completed in 1938, was the second major obstruction
to the flow of the lower Colorado River ......................... 4
4 Lower Colorado River flowing through the valley near Parker, AZ,
circa 1940 ...................................................... 5
5A Lake Havasu, created with the completion of Parker Dam in
1938 ............................................................ 6
5B The same area before Parker Dam ................................... 7
6 Semidiagrammatic representation of riparian communities in warm
temperate to subtropical habitats of the American Southwest..... 9
7 Closeup of recently regenerated stand of Fremont cottonwood,
Goodding willow, saltcedar, cattail, and seepwillow on the
Bill Williams River near Lake Havasu ............................ 10
8 Cattail-dominated marsh at the Bill Williams Delta with Lake
Havasu .......................................................... 10
9 Arrowweed habitat near Ehrenberg, AZ .............................. 11
10 Screwbean mesquite/saltcedar habitat Water Wheel Camp, CA......... 11
11 Honey mesquite habitat, without a well-developed shrub layer,
near Yuma, AZ.. ................... o ....... o .... ................. 12
12 Quail bush, salt bush, seepwillow, and inkweed-dominated habitat
bordering a stand of honey mesquite ............................. 13
13 Saltcedar habitat near Yuma, AZ ................................... 13
14 Honey mesquite pods which, when ripe, are important food sources
for Native Americans and wildlife... o..o ............. o .......... 15
15 Alfalfa fields near Parker, AZ... ................................. 17
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