Christine Bedore (PhD, Aug 2013)

Chris studied the visual and electroreceptive systems of cownose rays that prey upon commercially important bivalves. She integrated comparative morphology with behavioral assays to determine the distribution of receptors and their sensitivity to biologically relevant stimuli including UV wavelengths. She is currently a post-doctoral researcher at Duke University.

Bedore, CN, SM Kajiura & S Johnsen. 2015. Freezing behavior facilitates bioelectric crypsis in cuttlefish faced with predation risk. Proceedings of the Royal Society B 282: 20151886.
Bedore, CN, LL Harris & SM Kajiura. 2014. Behavioral responses of batoid elasmobranchs to prey-simulating electric fields are correlated to peripheral sensory morphology and ecology. Zoology 117: 95-103. (with cover)
Bedore, CN, ER Loew, TM Frank, RE Hueter, DM McComb & SM Kajiura. 2013. A physiological analysis of color vision in batoid elasmobranchs. Journal of Comparative Physiology-A 199: 1129-1141.
Bedore, CN & SM Kajiura. 2013. Bioelectric fields of marine organisms. Physiological and Biochemical Zoology 86(3): 298-311. (with cover)


Eloise Cave (BS, Dec 2013)

Eloise studied the tooth morphology of pelagic stingrays. She tested whether the pelagic rays display sexual dimorphism that corresponds with mating season. Eloise is currently a graduate student studying the impacts of environmental pollutants on the sensory functions of elasmobranchs.


Anthony Cornett (MS, Dec 2006)

Anthony studied the ecomorphology of the electrosensory system in sharks. He examined the number, distribution and structure of the electroreceptors in a variety of taxa to determine how the electrosensory system is employed by sharks in different habitats with different foraging behaviors. Anthony is currently teaching at Valencia Community College in Kissimmee.

Kajiura, SM, AC Cornett & KE Yopak. 2009. Sensory adaptations to the environment – Electroreceptors as a case study. pp. 393-434 in JC Carrier, JA Musick & MR Heithaus, eds. Sharks and Their Relatives II: Biodiversity, Adaptive Physiology, and Conservation. CRC Press, Boca Raton, Florida.

Theresa Gunn (BS, Dec 2013)

Theresa examined color change in yellow stingrays. She tested whether stingrays change their skin color in response to different colored environments. Theresa is currently a graduate student at Georgia Southern University.

Lindsay Harris (MS, Aug 2013)

Lindsay studied electroreception in Amazonian freshwater stingrays. She determined how well these rays are able to detect prey-simulating electric fields in a high impedance freshwater habitat. Lindsay is currently a fisheries biologist with the Florida Fish and Wildlife Conservation Commission.

Harris, LL, CN Bedore & SM Kajiura. 2015. Electroreception in the obligate freshwater stingray, Potamotrygon motoro. Marine and Freshwater Research 66 (11): 1027-1036.

Laura Jordan (PhD, UCLA 2009)

Laura tested whether lanthanide elements can be used to decrease the by-catch of sharks in long line fisheries. She employed behavioral assays to assess the efficacy of a metal to repel different shark species from baited hooks.

Jordan, LJ, JW Mandelman & SM Kajiura. 2011. Behavioral responses to weak electric fields and a lanthanide metal in two shark species. Journal of Experimental Marine Biology & Ecology 409: 345-350.
Jordan, LK, SM Kajiura & MS Gordon. 2009. Functional consequences of structural differences in stingray sensory systems. Part I: mechanosensory lateral line canals. Journal of Experimental Biology 212: 3037-3043.
Jordan, LK, SM Kajiura & MS Gordon. 2009. Functional consequences of structural differences in stingray sensory systems. Part II: electrosensory system. Journal of Experimental Biology 212: 3044-3050.
Laura Macesic (PhD, May 2011)

Laura studied locomotion in batoids. She described the pelvic fin musculature, and quantified how various batoid species use their pelvic fins for a novel form of locomotion - punting. This also entailed morphometric and material properties testing of pelvic skeletal elements. Laura is currently an assistant professor in the Biology Department at Wheaton College.

Macesic, LJ & AP Summers. 2012. Flexural stiffness and composition of the batoid propterygium as predictors of punting ability. Journal of Experimental Biology 215: 2003-20012. (with cover)
Macesic, LJ, & SM Kajiura. 2010. Comparative punting kinematics and pelvic fin musculature of benthic batoids. Journal of Morphology 271: 1219-1228.
Macesic, LJ, & SM Kajiura. 2009. Electric organ morphology and function in the lesser electric ray, Narcine brasiliensis. Zoology 112: 442-450.
Kajiura, SM, LJ Macesic, TL Meredith, KL Cocks & LJ Dirk. 2009. Commensal foraging between double-crested cormorants and a Southern stingray. The Wilson Journal of Ornithology 121(3): 646-648.
David McGowan (MS, Dec 2007)

Dave studied the effects of salinity on the electroreceptive capabilities of euryhaline elasmobranchs. His experiments determined that stingrays can effectively employ their electrosensory system for prey detection in marine, brackish and freshwater habitats. Dave is currently a PhD student at the University of Washington.

McGowan, DW & SM Kajiura. 2009. Electroreception in the euryhaline stingray, Dasyatis sabina. Journal of Experimental Biology 212: 1544-1552.

Michelle McComb (PhD, Aug 2009)

Mikki studied the visual system of several elasmobranch species. Using electroretinogram techniques she determined 3D visual fields, spectral sensitivity, and flicker fusion frequency of species that possess a unique head morphology, eye position, and behavioral ecology. She is currently Executive Director of Teens4Oceans.

McComb, DM, SM Kajiura, AZ Horodysky, & TM Frank. 2013. Comparative visual function in predatory fishes from the Indian River Lagoon. Physiological and Biochemical Zoology 86(3): 285-297.
McComb, DM, TM Frank, RE Hueter & SM Kajiura. 2010. Temporal resolution and spectral sensitivity of the visual system of three coastal shark species from different light environments. Physiological and Biochemical Zoology 83(2): 299-307. (with cover)
McComb, DM, TC Tricas & SM Kajiura. 2009. Enhanced visual fields in hammerhead sharks. Journal of Experimental Biology 212: 4010-4018.
McComb, DM & SM Kajiura. 2008. Visual fields of four batoid fishes: a comparative study. Journal of Experimental Biology 211: 482-490.
Schwab, IR & DM McComb. 2007. Keeping a cool head. British Journal of Ophthalmology 91: 138. (with cover)

Sara McCutcheon (MS, May 2012)

Sara tested the efficacy of lanthanide elements to deter sharks from biting at baited hooks. She measured the electric field generated by various elements and employed behavioral assays to quantify their effectivenes with different shark species. She is currently the education director at Nature's Academy in Bradenton, FL.

McCutcheon, SM & SM Kajiura. 2013. Electrochemical properties of lanthanide metals in relation to their application as shark repellents. Fisheries Research 147: 47-54.

Tricia Meredith (PhD, Dec 2011)

Tricia studied the comparative morphology and physiology of the elasmobranch olfactory system. She employed electro-olfactogram recording techniques to determine the sensitivity of sharks and rays to a variety of pure amino acids and biologically relevant odorants. She is currently Assistant Program Director, Office for Undergraduate Research and Inquiry at FAU.

Meredith, TL, SM Kajiura & A Hansen. 2013. The somatotopic arrangement of the elasmobranch olfactory bulb. Journal of Morphology 274: 447-455.
Meredith, TL, J Caprio & SM Kajiura. 2012. Sensitivity and specificity of the olfactory epithelia of two elasmobranch species to bile salts. Journal of Experimental Biology 215: 2660-2667.
Meredith, TL, & SM Kajiura. 2010. Olfactory morphology and physiology of elasmobranchs. Journal of Experimental Biology 213: 3449-3456.
Kajiura, SM, LJ Macesic, TL Meredith, KL Cocks & LJ Dirk. 2009. Commensal foraging between double-crested cormorants and a Southern stingray. The Wilson Journal of Ornithology 121(3): 646-648.

Jodi Miedema (BS, May 2007)

Jodi supervised the animal husbandry and organized the lab clerical work. She also assisted with electrophysiology experiments on visual and olfactory studies. She is currently employed at the Center for Shark Research at the Mote Marine Laboratory in Sarasota.


Dana Mulvaney (BS, Dec 2011)

Dana quantified the head morphology of skates to determine if they exhibit significant sexual dimorphism. She employed geometric morphometrics to describe the shape of the snout through all age classes from embryos to adults. She is currently employed at Scripps Research Institute in Jupiter.

Kieran Smith (MS, May 2013)

Kier conducted field trials to determine whether lanthanide elements are effective for deterring sharks from biting at baited hooks. He tested this by quantifying catch rate during long line fishing for coastal sharks. His work resulted in a patent for a novel shark repellent.

Shari Tellman (MS, May 2013)

Shari conducted an aerial survey of shark abundance in Palm Beach County waters. She counted the number of sharks close to shore from biweekly survey flights to quantify seasonal abundance.

Kajiura, SM & SL Tellman. 2016. Quantification of Massive Seasonal Aggregations of Blacktip Sharks (Carcharhinus limbatus) in Southeast Florida. PLoS ONE 11(3): e0150911. doi:10.1371/journal.pone.0150911

Audrey Williams (MS, Aug 2005)

Audrey studied comparative morphology and sexual dimorphism of various batoid species. She employed geometric morphometrics to distinguish species and sexes. She is currently employed as a microbiologist with the Florida Department of Agriculture and Consumer Services in Tallahassee.

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modified Apr 29 2016