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<br />Table I. Summary of closed population abundance estimates for the Little Colorado River population of humpback chub (continued). <br /> <br />AUTHOR LOCATION DATE FISH ABUNDANCE METHOD COMMENTS <br /> SIZE ESTIMATE <br />Trammell and LCR Inflow' August 200 I >200 mm 1,044 Chapman-Petersen Appears sound; peer- <br />Valdez 2002 reviewed contractor <br /> report <br />Van Haverbeke LCR(< 14.2km) Oct. 2001 >Ioomm 2,424 Length - Stratified Chapman- Appears sound; peer- <br />and Coggins 2003 Petersen reviewed agency report. <br />Van Haverbeke LCR (< 14.2 km) Oct. 2001 >150mm 1,555 Length - Stratified Chapman- Appears sound; peer- <br />and Cogeins 2003 Petersen reviewed agency report. <br />Van Haverbeke LCR (< 14.2 km) Oct. 2001 >200 mm 695 Length - Stratified Chapman- Appears sound; peer- <br />and Coggins 2003 Petersen reviewed agency report. <br />Van Haverbeke In LCR(< 14.2km) May 2002 >150mm 2,666 Length - Stratified Chapman- Author suggests estimate <br />Review Petersen may contain positive <br /> bias. <br />Van Haverbeke In LCR (< 14.2 km) May 2002 >200 mm 2,002 Length - Stratified Chapman- Author suggests estimate <br />Review Petersen may contain positive <br /> bias. <br />Van Haverbeke II! LCR(< 14.2km) Oct. 2002 >100mm 4,777 Darroch and Length - Stratified Author suggests est~te <br />Review Chapman-Petersen is unbiased. ~~;:. <br />Van Haverbeke In LCR (< 14.2 km) Oct. 2002 >150mm 2,774 Darroch Author suggests eSiTiffate' <br />Review is unbiased. ~ --. <br />Van Ha verbeke In LCR (< 14.2 km) Oct. 2002 >200 mm 839 Darroch Author suggests ""l'll''''''te <br />Review is unbiased. <br /> <br />a Kaeding and Zimmerman defined the LCR Inflow Reach as Colorado River miles -51.5-71.5 <br />b Valdez and Ryel1995 defined the LCR Inflow Reach as Colorado River miles 57-65.4 <br />'Trammell and Valdez 2002 defined the LCR Inflow Reach as Colorado River miles 56.3-68.3 <br /> <br />Draft - April 21, 2003 <br /> <br />16 <br /> <br />- <br />