In the June 2011 issue of Conservation Biology (volume 25, number 3) in “Chilean Blue Whales as a Case Study to Illustrate Methods to Estimate Abundance and Evaluate Conservation Status of Rare Species” by Williams et al. (pp. 526–535), Equations 2 and 3 should read as follows:
In the February 2012 issue of Conservation Biology (volume 26, number 1) in “Bolder Thinking for Conservation” by Noss et al. (pp. 1–4) affiliations for two authors were incorrect. Katarzyna Nowak's affiliation is Princeton University, Princeton, NJ 08544, U.S.A., and Roel Lopez's affiliation is Texas A & M Institute of Renewable Natural Resources, College Station, TX 77843, U.S.A.
In the February 2010 issue of Conservation Biology (volume 24, number 1) in “Identifying Anomalous Reports of Putatively Extinct Species and Why it Matters” by Roberts et al. (pp. 189–196) the first sentence of the legend for Fig. 2 should read as follows: Estimated probability (p) that a species persists, given the sighting records shown in Table 2, for the (a) Eskimo Curlew, (b) Ivory-billed Woodpecker, (c) Nukupu'u, and (d) O'ahu ‘Alauahio.