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Investigating the effect of oil spills
on the environment and public health.
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Ryan Takeshita

National Marine Mammal Foundation (NMMF)

Conservation Medicine

2240 Shelter Island Drive
Suite 200
San Diego, CA  92106  

ryan.takeshita@nmmpfoundation.org

Project List:

Consortium for Advanced Research on Marine Mammal Health Assessment (CARMMHA)

Year 8-10 Research Grants (RFP-VI)Role: Project Data Point of Contact, Research Scientist, Data Team

Investigation of Mechanisms for Reproductive Failure in the Aftermath of the Deepwater Horizon Oil Spill to Understand Population Recovery Scenarios for Cetaceans

Year 6-8 Investigator Grants (RFP-V)Role: Research Scientist

Publications & Presentations:

Journal Articles - 4

2021

Cloyed, C. S., Balmer, B. C., Schwacke, L. H., Takeshita, R., Hohn, A., Wells, R. S., et al. (2021). Linking morbillivirus exposure to individual habitat use of common bottlenose dolphins (Tursiops truncatus) between geographically different sites. J Anim Ecol, 90(5), 1191–1204.
Takeshita, R., Bursian, S. J., Colegrove, K. M., Collier, T. K., Deak, K., Dean, K. M., et al. (2021). A review of the toxicology of oil in vertebrates: what we have learned following the Deepwater Horizon oil spill. Journal of Toxicology and Environmental Health, 24(8), 355–394.

2020

Herrman, J. M., Morey, J. S., Takeshita, R., De Guise, S., Wells, R. S., McFee, W., et al. (2020). Age determination of common bottlenose dolphins (Tursiops truncatus) using dental radiography pulp:tooth area ratio measurements. PLoS ONE, 15(11), e0242273.
Linnehan, B. K., Hsu, A., Gomez, F. M., Huston, S. M., Takeshita, R., Colegrove, K. M., et al. (2020). Standardization of Dolphin Cardiac Auscultation and Characterization of Heart Murmurs in Managed and Free-Ranging Bottlenose Dolphins (Tursiops truncatus). Front. Vet. Sci., 7.

Conference Presentations - 11

2020

De Guise, S., Levin, M., Jasperse, L., Herrman, J., Wells, R., Takeshita, R., et al. (2020). Changes in Bottlenose Dolphin Immune Functions Associated With the Deepwater Horizon Oil Spill in the Northern Gulf of Mexico – A Recurrence? In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2020. Tampa, FL : 02/03/20-02/06/20: Poster.
Gomez, F., Colegrove, K., Huston, S., Hsu, A., Linnehan, B., Takeshita, R., et al. (2020). Assessment of Sublethal Cardiac Injury in Bottlenose Dolphins (Tursiops truncatus) in the Gulf of Mexico Following Exposure to Deepwater Horizon Oil-Associated Chemicals. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2020. Tampa, FL : 02/03/20-02/06/20: Poster.
Morey, J. S., Balmer, B. C., Zolman, E. S., Takeshita, R., Rowles, T. K., Smith, C. R., et al. (2020). Transcriptomic Analyses of Bottlenose Dolphin Blood and Skin to Identify Additional Biomarkers and Pathways to Inform Cetacean Health Assessment. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2020. Tampa, FL : 02/03/20-02/06/20: Poster.
Schwacke, L. H., Smith, C., Gomez, F., Rowles, T., Wells, R., Zolman, E., et al. (2020). Health Trends of bottlenose dolphins (Tursiops truncatus) in the eight years following the Deepwater Horizon oil spill: Evidence for lack of resilience. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2020. Tampa, FL : 02/03/20-02/06/20.
Takeshita, R., Rowles, T. K., Balmer, B. C., Zolman, E. S., Thomas, L., Wells, R., et al. (2020). Health and Behavioral Responses of Common Bottlenose Dolphins (Tursiops truncatus) in Low Salinity Waters Within the Barataria Basin in Louisiana. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2020. Tampa, FL : 02/03/20-02/06/20: Poster.

2019

Gomez, F., Colegrove, K., Huston, S., Hsu, A., Linnehan, B., Takeshita, R., et al. (2019). Assessment of sublethal cardiac injury in bottlenose dolphins (Tursiops truncatus) in the Gulf of Mexico following exposure to Deepwater Horizon oil associated chemicals. In World Marine Mammal Conference 2019. Barcelona, Spain : 12/09/19-12/12/19.
Napolitano, M., Broadwater, M., Schock, T. B., Takeshita, R., Rowles, T. K., & Schwacke, L. H. (2019). LIpidomics of Dolphin Serum to Assess Physiological and Ecological Changes Following the Deepwater Horizon Oil Spill. In 67th ASMS Conference on Mass Spectrometry and Allied Topics. Atlanta, GA : 06/02/19-06/06/19: Poster.
Napolitano, M., Broadwater, M., Schock, T. B., Takeshita, R., Rowles, T. K., & Schwacke, L. H. (2019). LIpidomics of Dolphin Serum to Assess Physiological and Ecological Changes Following the Deepwater Horizon Oil Spill. In 20th International Symposium on Pollutant Responses In Marine Organisms (PRIMO20). Charleston, SC : 05/19/19-05/22/19: Poster.
Smith, C., Gomez, F., Colegrove, C., Rowles, T., Balmer, B., Takeshita, R., et al. (2019). The Long-Term Impacts of the Deepwater Horizon Oil Spill on Bottlenose Dolphins and the Development of Advanced Diagnostic Tools to Better Characterize Injury and Recovery. In Gulf of Mexico Oil Spill & Ecosystem Science Conference 2019. New Orleans, LA : 02/04/19-02/07/19.
Takeshita, R., Balmer, B., Zolman, E., Thomas, L., Wells, R., Rowles, T., et al. (2019). Behavioral responses of common bottlenose dolphins (Tursiops truncatus) to changes in salinity within the Barataria Basin in Louisiana. In World Marine Mammal Conference 2019. Barcelona, Spain : 12/09/19-12/12/19.