Research & Conservation

Publications, Conference Presentations & Conservation Experience

A figure from Stewart et al., 2016 (Biological Conservation)
Publications
2017
Stewart, J.D., Stevens, G.M.W, Marshall, G.J., Abernathy, K. Are mantas self aware or simply social? A response to Ari and D'Agostino 2016. Journal of Ethology
2016
Stewart, J.D., Beale, C.D., Fernando, D., Burton, R., Aburto-Oropeza, O., Semmens, B.X. Spatial Ecology and Conservation of Manta birostris in the Indo-Pacific. Biological Conservation
O’Malley, M., Heinrichs, S., Hilton, P., Townsend, K., Stewart, J.D. Characterization of the Trade in Manta and Devil Ray Gill Plates in China and Southeast Asia Through Trader Surveys. Aquatic Conservation

Conference Presentations
2017
Stewart, J.D., Rubin, R.D., Kumli, K.R., Semmens, B.X. Bayesian capture-recapture and integrated population models for assessing population trends in threatened oceanic manta rays. NOAA Protected Species Assessment Workshop, Seattle, WA
2015
Stewart, J.D., Beale, C., Fernando, D., Burton, R.S., Semmens, B.X., Aburto-Oropeza, O., Adapting Conservation Strategies for Oceanic Manta Rays. ICCB-ECCB, Montpellier, France
Stewart, J.D., Beale, C., Fernando, D., Burton, R.S., Semmens, B.X., Aburto-Oropeza, O., An Exception to the Highly Migratory Paradigm: Ecology and Conservation of Oceanic Mantas. FSBI, Plymouth, UK
2014
Stewart, J.D., Fernando, D., Beale, C., Aburto-Oropeza, O., Semmens, B.X., Tracking Giants: Spatial Ecology of Oceanic Manta Rays Provides Insights for Conservation. IMBER Open Science Conference, Bergen, Norway
2013
Stewart, J.D., Fernando, D., Beale, C., Pilkington-Vincett, R., Semmens, B.X., Conservation Implications of Oceanic Manta Ray Spatial Ecology. SCCS-NY, American Museum of Natural History, New York City, NY. Awarded Best Talk.
Stewart, J.D., Fernando, D., Beale, C., Pilkington-Vincett, R., Semmens, B.X., Spatial Ecology and Conservation of Oceanic Manta Rays: Initial Results from Indonesia. American Elasmobranch Society, JMIH, Albuquerque, NM

Conservation Experience
•2014-2016: Manta Conservation in Peru with Planeta Oceano— Providing alternative livelihoods to manta and
 mobula fishermen through ecotourism training; research on the distribution of oceanic manta rays in Peruvian
 waters.This project contributed significantly to Peruvian legislation passed in 2016 to protect manta rays.

•2011: REEF Grouper Moon Project — Outreach & Awareness campaign including magazine articles,
 informational brochures and a public service announcement. This campaign contributed to the 10 year extension
 of protection measures for a critical Nassau grouper spawning site.

•2007-2011: Dominican Republic MPAs with Indiana University — Marine Protected Area creation,
 implementation & monitoring in the Dominican Republic.



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