Rugh, D. J. ., Hobbs , R. C. ., Lerczak , J. A. ., & Breiwick , J. M. . (2023). Estimates of abundance of the eastern North Pacific stock of gray whales (Eschrichtius robustus) 1997-2002. J. Cetacean Res. Manage., 7(1), 1–12. https://doi.org/10.47536/jcrm.v7i1.751