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1
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2by Heisig, Paul M. (Paul Martin), 1961-“...U.S. Geological Survey,...”
Published 1999
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3by Soren, Julian“...U.S. Geological Survey,...”
Published 1988
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4
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5Published 2001“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
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6Published 2002“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
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7by Nystrom, Elizabeth A.“...U.S. Department of the Interior, U.S. Geological Survey,...”
Published 2018
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8“...U.S. Department of the Interior, U.S. Geological Survey,...”
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9
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10“...U.S. Department of the Interior, U.S. Geological Survey,...”
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11“...U.S. Department of the Interior, U.S. Geological Survey,...”
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12“...U.S. Department of the Interior, U.S. Geological Survey,...”
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13by Siemion, Jason“...U.S. Department of the Interior, U.S. Geological Survey,...”
Published 2021
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14by McHale, Michael R.“...U.S. Dept, oif the Interior, U.S. Geological Survey,...”
Published 2010
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