7210

• UCREFRP Catalog Number: 7210
• Author: McMahon, T. E. and J. W. Terrell.
• Title: Habitat Suitability Index Models
• USFW Year: 1982.
• USFW - Doc Type: Channel Catfish.
• Copyright Material: NO

Habitat Variables Life Requisites
do cover (VZ) Food (CF)
Substrate type (V,,)
pools (V,) F ';

cover (VZ) Cover (G)
C
Average current velocity (V18)
Temperature (adult) (Vs) -; ;.
Temperature... (fry) (biz) -.. . -_ ;,:
Temperature' (juvenile) (V1,,)
'~
Dissolved oxygen (U8) Water quality.(CWQ)
HSI
Turbidity (V~) ~~
Salinity (adult) (V9) ;
Salinity (fry, Juvenile) (V~3) ;~
Length of agricultural growing- season (V6)
pools (V~)
cover (UZ)
Dissolved oxygen (V8) Reproduction (CR)
Temperature (embryo) (V,o)
Salinity (embryo) (V„)
Figure 1. Tree diagram illustrating relationship of habitat variables
and life requisites in the riverine model for the channel catfish.
Dashed lines indicate optional variables in the model.
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