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. 2021 Feb 18;4:222. doi: 10.1038/s42003-021-01734-w

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© This is a U.S. government work and not under copyright protection in the U.S.; foreign copyright protection may apply 2021

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Fig. 9 — Heavy lines (black) show empirical estimates modeled from redd‑count data for population status reviews, using methods described in ref. ³⁹. Broken lines (red) show median abundance from life‑cycle model (LCM) simulations. The empirical estimates account for observation error and include 95% confidence limits, shown in green, while the 95% bounds from the life-cycle model are shown in yellow.