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Recording information about the site |
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Recording information about the site |
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Collecting the first Surber sample |
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Surber sampling for macroinvertebrates |
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Measuring stream velocity near sampling sites |
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Surber sampling for stream macroinvertebrates |
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Measuring stream depth near sampling sites |
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Data recording on the stream banks |
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"Cleaning" stones during Surber sampling |
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Taking stream length measurements |
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Getting instructions for electroshocking fish |
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Fish taken from electroshocking |
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Fish taken from electroshocking |
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age