Publications & Reports

Tennessen, J. B., Holt, M. M., Wright, B. M., Hanson, M. B., Emmons, C. K., Giles, D. A., … & Deecke, V. B. (2024). Males miss and females forgo: Auditory masking from vessel noise impairs foraging efficiency and success in killer whales. Global Change Biology, 30(9), e17490.

Tennessen, J. B., Holt, M. M., Wright, B. M., Hanson, M. B., Emmons, C. K., Giles, D. A., … & Deecke, V. B. (2023). Divergent foraging strategies between populations of sympatric matrilineal killer whales. Behavioral Ecology, 34(3), 373-386.

Emmons, C. K., Hanson, M. B., & Lammers, M. O. (2021). Passive acoustic monitoring reveals spatiotemporal segregation of two fish-eating killer whale Orcinus orca populations in proposed critical habitat. Endangered Species Research, 44, 253-261.

Holt, M. M., Tennessen, J. B., Ward, E. J., Hanson, M. B., Emmons, C. K., Giles, D. A., & Hogan, J. T. (2021). Effects of vessel distance and sex on the behavior of endangered killer whales. Frontiers in Marine Science, 7, 582182.

Holt, M. M., Tennessen, J. B., Hanson, M. B., Emmons, C. K., Giles, D. A., Hogan, J. T., & Ford, M. J. (2021). Vessels and their sounds reduce prey capture effort by endangered killer whales (Orcinus orca). Marine Environmental Research, 170, 105429.

Emmons, C. K., Hanson, M. B., & Lammers, M. O. (2020). Seasonal Occurrence of Cetaceans along the Washington Coast from Passive Acoustic Monitoring. Marine Fisheries Review, 82.

Emmons, C. K., Hanson, M. B., & Lammers, M. O. (2019). Monitoring the occurrence of Southern resident killer whales, other marine mammals, and anthropogenic sound in the Pacific Northwest. Prepared for: US Navy, US Pacific Fleet, Pearl Harbor, HI. Prepared by: National Oceanic and Atmospheric Administration, Northwest Fisheries Science Center under MIPR, (00070).

Holt, M. M., Hanson, M. B., Emmons, C. K., Haas, D. K., Giles, D. A., & Hogan, J. T. (2019). Sounds associated with foraging and prey capture in individual fish-eating killer whales, Orcinus orca. The Journal of the Acoustical Society of America, 146(5), 3475-3486.

Tennessen, J. B., Holt, M. M., Hanson, M. B., Emmons, C. K., Giles, D. A., & Hogan, J. T. (2019). Kinematic signatures of prey capture from archival tags reveal sex differences in killer whale foraging activity. Journal of Experimental Biology, 222(3), jeb191874.

Tennessen, J. B., Holt, M. M., Ward, E. J., Hanson, M. B., Emmons, C. K., Giles, D. A., & Hogan, J. T. (2019). Hidden Markov models reveal temporal patterns and sex differences in killer whale behavior. Scientific reports, 9(1), 14951.

Holt, M. M., Hanson, M. B., Giles, D. A., Emmons, C. K., & Hogan, J. T. (2017). Noise levels received by endangered killer whales Orcinus orca before and after implementation of vessel regulations. Endangered Species Research, 34, 15-26.

Houghton, J., Holt, M. M., Giles, D. A., Hanson, M. B., Emmons, C. K., Hogan, J. T., … & VanBlaricom, G. R. (2015). The relationship between vessel traffic and noise levels received by killer whales (Orcinus orca). PloS one, 10(12), e0140119.

Hanson, M. B., Emmons, C. K., Ward, E. J., Nystuen, J. A., & Lammers, M. O. (2013). Assessing the coastal occurrence of endangered killer whales using autonomous passive acoustic recorders. The Journal of the Acoustical Society of America, 134(5), 3486-3495.

Holt, M. M., Noren, D. P., & Emmons, C. K. (2013). An investigation of sound use and behavior in a killer whale (Orcinus orca) population to inform passive acoustic monitoring studies. Marine Mammal Science, 29(2).

Holt, M. M., Noren, D. P., & Emmons, C. K. (2011). Effects of noise levels and call types on the source levels of killer whale calls. The Journal of the Acoustical Society of America, 130(5), 3100-3106.

Holt, M. M., Noren, D. P., Veirs, V., Emmons, C. K., & Veirs, S. (2009). Speaking up: Killer whales (Orcinus orca) increase their call amplitude in response to vessel noise. The Journal of the Acoustical Society of America, 125(1), EL27-EL32.

Holt, M. M., Veirs, V. A. L., & Veirs, S. (2008). Noise effects on the call amplitude of southern resident killer whales (Orcinus orca). Bioacoustics, 17(1-3), 164-166.