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<br />12000 <br /> <br />Estimated and Projected Humpback Chub Population (L.CR 5lock) In Grand Canyon, A5SUmlng Different Recruitment <br />Levels <br /> <br />~ <br />. <br />~ <br />o <br />. <br />~ <br />E <br />, <br />z <br /> <br /> <br />4000 <br /> <br />2000. - ---1- -.-;:..-:c-;-;-:-;;-:-;.....-...._<;o;-;: <br /> <br />o <br />1990 <br /> <br />1995 <br /> <br />,."...Aga2 <br />___4+ with Half Recruitment <br />--e-4+ with Current Recruitment <br />---e--4+ with Double Recruitment <br /> <br /> <br />2000 <br /> <br />2010 <br /> <br />2020 <br /> <br />2025 2030 <br /> <br />2005 <br /> <br />2015 <br /> <br />Y8IIr <br /> <br />Figure 7 Estimated and projected abundance of the LCR humpback chub population (Ages 2 <br />and 4+) for different recruitment scenarios. <br /> <br />Drat! - April 21, 2003 <br /> <br />13 <br /> <br />20351 <br />