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<br />Wild populations of Colorado pikeminnow and humpback chub have been studied since the <br />1 960s, and population dynamics and responses to management actions have been evaluated since <br />the eariy j 9805. It is anli(;ipated that self-sustaining populations of razorback sucker and <br />bonytail will be reestablished over the next] 5 years, during which time population dynamics and <br />responses to management actions will be evaluated. Regions 6 and 2 of the Service are <br />collaborating to ensure a coordinated etTort to achieve the recovery goals in both the upper <br />(including the San Juan River) and lower basins. <br /> <br />2 <br />