8234

• UCREFRP Catalog Number: 8234
• Author: Marsh, P. C. and M. E. Douglas
• Title: Predation by Introduced Fishes on Endangered Humpback Chub and Other Native Species in the Little Colorado River, Arizona
• USFW Year: 1997
• USFW - Doc Type: Transactions of the American Fisheries Society
• Copyright Material: YES

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FIG. 2. Predicted response surface for abundance of the central sto ncrolb_ r in Glover Creck. Oklahonri
The exponential model of Orth and htaughan (1982) in their t: Isle .t waz v;ed for prediction.
o Smallmouth bass 110
• 0.5 •
40 120 200 280 100 300 500
WUA (m2) WUA (m2)
Fto. 3. Plots of standing stock of (elm ;•r ('reek fishes and %% (;A tdant 1"(1m table. 5,1 l h of Oi th ,uul
INaughan 1482).
between WUA and st;indin stack of fish (grams). 'I1_ie to which it i. I)mlictive If a qrcme relatiol1rhin exikl,_ 1L1
regression the for this relationship should pass through the predictions can be made and verified on the ehanLi•s a fish str
origin, that is. no habitat no fish. Yet these assumptions nrF with the co rrewending alteration in tlo v, regimes. No validation
treated lightly in the instream floe assessments and slrhseuucnt of this relationship. although necessa r . has been de umenti '
recommendntiens, The'util'ty of a Model depends on the denreg Ann t e pritnnrs lilcrattire.
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400 800 1200 FO 120 180 210 300 360
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70 Central
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• stone roller
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