8132

• UCREFRP Catalog Number: 8132
• Author: Lieberman, D. and T. Burke.
• Title: Limnology and Drift of Particulate Organic Matter Through the Lower Colorado River.
• USFW Year: 1991.
• USFW - Doc Type: Denver, CO.
• Copyright Material: NO

Table 36A.-Concentration of zooplankton at Parker Dam for phases 1 and 2 (Oct. 1986 to Aug. 1988).
0)
CD
Phase 1 Phase 2

Taxa 10/20 12/3 1/5 2/10 3/16 4/20 5/19 6/22 10/20 1/26 3/14 5/3 6/28 8/23
Nauplius p p p p p p p p a c c c a p
Copepodite p p p p p c p - - - - c _ _
Calanoida p c - c - p p - - c - va - -
Cyclopoida p - p p p p - p - c - va -
P
Harpacticoida p - - -, p - - p - - c - -
Cladocera c c c c c c p p - c c a c p
Rotatoria va p p - p - a c va c c c a c
Animal Fragments a c p - p p - p
p = present (1-5 individuals/L)
c = common (6-15 individuals/L)
a = abundant (16-25 individuals/L)
va = very abundant (26-50 individuals/L)
Table 37A.-Con centrat ion of zooplankto n at Headgate Rock Dam
for phase 1 (Oct. 1986 to June 1987).
Phase 1
Taxa 10121 12/3 1/5 2/10 3/16 4/20 5/19 6/22

Nauplius -
Copepodite p
Calanoida - p
-
p p p -
- - -
p p - p
-
- p
p
- p
p
-
Cyclopoida - p - - p p - -
Harpacticoida - - - - p - - p
Cladocera - - - p p - p p
Rotatoria c c c - p p p p
Animal Fragments - p p - p p p p
p = present (1-5 individuals/L)
c = common (6-15 individuals/L)
a = abundant (16-25 individuals/L)
va = very abundant (26-50 individuals/L)