Koski , W.R., Zeh, J. and George , J.C. 2023. A calf index for monitoring reproductive success in the BeringChukchi-Beaufort Seas bowhead whale (Balaena mysticetus) population. J. Cetacean Res. Manage. 10, 2 (Feb. 2023), 99–106. DOI:https://doi.org/10.47536/jcrm.v10i2.644.