Northwest Fisheries Science Center

NWFSC Staff Directory

NWFSC Publications for Marla Holt

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15 record(s) found.

Holt, M. M., M. B. Hanson, D. A. Giles, C. K. Emmons, J. T. Hogan. 2017. Noise levels received by endangered killer whales (Orcinus orca) before and after vessel regulations. Endangered Species Research, 34:15-26. doi:https://doi.org/10.3354/esr00841Go to metadata icon

Noren, D. P., M. M. Holt, R. C. Dunkin, N. M. Thometz, T. M. Williams. 2017. Comparative and cumulative energetic costs of odontocete responses to anthropogenic disturbance. Proceedings of Meetings on Acoustics, 27. doi:http://dx.doi.org/10.1121/2.0000357Go to metadata icon

Noren, D. P., M. M. Holt, R. C. Dunkin, T. M. Williams. 2017. Echolocation is cheap for some mammals: dolphins conserve oxygen while producing high-intensity clicks. Journal of Experimental Marine Biology and Ecology, 495:103-109. doi:http://dx.doi.org/10.1016/j.jembe.2017.07.002Go to metadata icon

Thometz, N. M., J. L. Dearolf, R. C. Dunkin, D. P. Noren, M. M. Holt, O. C. Sims, B. C. Cathey, T. M. Williams. 2017. Comparative physiology of sound production muscles in two odontocetes, the bottlenose dolphin (Tursiops truncatus) and the harbor porpoise (Phocoena phocoena). Journal of Comparative Physiology, B.Go to metadata icon

Heinemann, D., J. Gedamke, E. Oleson, J. Barlow, J. Crance, M. Holt, M. Soldevilla, and S. Van Parijs. 2016. Report of the Joint Marine Mammal Commission-National Marine Fisheries Service Passive Acoustic Surveying Workshop, 1617 April, 2015, La Jolla, CA. Marine Mammal Commission, Bethesda, MD, and National Marine Fisheries Service, Silver Spring, MD., U.S. Dept. Commerce. NOAA Tech. Memo. NMFS-F/SPO-164, 107 p.Go to metadata icon

Holt, M. M., D. P. Noren, R. C. Dunkin, T. M. Williams. 2016. Comparing the metabolic costs of different sound types in bottlenose dolphins. Proceedings of Meetings on Acoustics.Go to metadata icon

Holt, M. M., D. P. Noren, R. C. Dunkin, T. M. Williams. 2015. Vocal performance affects metabolic rate in dolphins: implications for animals communicating in noisy environments. Journal of Experimental Biology.Go to metadata icon

Houghton, J., M. M. Holt, M. B. Hanson, D. A. Giles, C. K. Emmons, J. T. Hogan, T. A. Branch, G. Van Blaricom. 2015. The relationship between vessel traffic and noise levels received by killer whales (Orcinus orca). PLOS ONE.Go to metadata icon

Noren, D. P., M. M. Holt, R. C. Dunkin, T. M. Williams. 2013. The metabolic cost of communicative sound production in bottlenose dolphins (Tursiops truncatus). Journal of Experimental Biology, 216:1624-1629.Go to metadata icon

Bassett, C., B. Polagye, M. M. Holt, J. Thomson. 2012. A vessel noise budget for Admiralty Inlet, Puget Sound, WA (USA). Journal of the Acoustical Society of America.Go to metadata icon

Holt, M. M., D. P. Noren, C. K. Emmons. 2012. An investigation of sound use and behavior in a killer whale (Orcinus orca) population to inform passive acoustic monitoring studies. Marine Mammal Science. doi:DOI: 10.1111/j.1748-7692.2012.00599.xGo to metadata icon

Holt, M. M., A. Ghoul, C. Reichmuth. 2012. Temporal summation of airborne tones in a California sea lion. Journal of the Acoustical Society of America.Go to metadata icon

Holt, M. M., D. P. Noren, C. K. Emmons. 2011. The next link will exit from NWFSC web site Effects of noise levels and call types on the source levels of killer whale calls. Journal of the Acoustical Society of America, 130(5):3100-3106. doi:DOI: 10.1121/1.3641446Go to metadata icon

Holt, M. M. 2008. Sound exposure and Southern Resident killer whales (Orcinus orca): A review of current knowledge and data gaps. U.S. Dept. of Commerce, NOAA Tech. Memo., NMFS-NWFSC-89, 59 p.Go to metadata icon

The next link will exit from NWFSC web site Holt, M.M., Noren, D., Veirs, V., Emmons, C., and Veirs, S. 2009. (Published online 22 Dec 2008). Speaking up: Killer whales (Orcinus orca) increase their call amplitude in response to vessel noise. Journal of the Acoustical Society of America (JASA) Express Letters. 125: EL27-EL32. Go to metadata icon