7733

• UCREFRP Catalog Number: 7733
• Author: McAda, C. W.
• Title: Evaluation of Aerial-Video Measurement of Backwaters as Part of the Interagency Standardized Monitoring Program for Age-0 Colorado Squawfish.
• USFW Year: 1993.
• USFW - Doc Type: \
• Copyright Material: NO

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Table A3. Pearson Correlation Coefficients among Geometric-wean CPE, Total CPE, estimated
' total number of Colorado squawfish, and total backwater
within the four ISMP sam
lin
reaches
1989 to 1991 area, by 10-mile subreaches
p
g .
,
Reach 1 Reach 2 Reach 3 Reach 4
' Year r' Pb r P r P r P
Geometric-Mean` 1989 0.93 0.00 1.00 0.00 0.84 0.01 0.96 0.00
CPE vs 1990 0.96 0.00 1.00 0.00 0.97 0.00 0.93 0.00
' ---y Total CPE" 1991 0.98 0.00 1.00 0.00 0.88 0.00 0.96 0.00
Geometric-Mean 1989 0.71 0.02 1.00 0.00 OS7 0.06 0.98 0.00
' CPE vs 1990 0.74 0.01 1.00 0.00 0.76 0.01 0.91 0.04
Total Fish` 1991 0.64 0.03 1.00 0.00 0.71 0.01 0.90 0.00
' Total CPE 1989 0.69 0.02
vs 1990 0.69 0.02 1.00 0.00
1.00 0.00 0.87
0.68 0.00
0.02 0.98
0.96 0.00
0.00
Total Fish 1991 0.60 0.05 1.00 0.00 0.48 0.11 0.83 0.01
Geometric-Mean 1989 0.18 0.60 0.65 OS5 0.01 0.96 0.55 0.08
' CPE vs 1990 0.09 0.79 1.00 0.01 0.23 0.47 0.27 0.42
Backwater Area 1991 0.02 0.96
-- -------------------------
- 0.45 0.70
- 0.58 0.05 OM 038

' -
Total CPE 1989 0.07 0.85 -
------------
0.90 0.29 ------
0.67 --------
0.02 ---------
0.42 ------
0.20
vs 1990 0.25 0.45 0.98 0.14 0.18 OS9 0.18 0.61
Backwater Area 1991 0.08 0.82 OS5 0.63 0.42 0.18 0.28 0.40
'Pearson Correlation Coefficient.
' 'Significance Level.
`Geometric-mean CPE of all backwaters sampled in 10-mile subreaches within ISMP reaches.
' "Total number of Colorado squawfish collected in th
same subreach. e 10-mile subreach divided by total area seined in the
'Total CPE for 10-mile subreach multiplied by total backwater area in the same subreach.
`Total backwater area within 10-mile subreach.
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