• Ray A.J., Farno C.C., Breland V.M., Dillon K.S., and J.M. Lotz. 2011. Differences in chemical dynamics between chemoautotrophic and three different heterotrophic biofloc-based shrimp (Litopenaeus vannamei) culture systems. The National Shellfisheries Association Annual Meeting Abstract Book, Baltimore, Maryland, USA.
• Ray A.J., Farno C.C., Breland V.M., Duncan J.A., Nicholson C., and J.M. Lotz. 2011. Refining biofloc management in mesohaline, intensive shrimp (Litopenaeus vannamei) culture systems. Aquaculture America Annual Meeting Abstract Book, New Orleans, Louisiana, USA.
• Ray A.J., and J.M. Lotz. 2011. Solids management in biofloc-based aquaculture systems. Aquaculture America Annual Meeting Abstract Book, New Orleans, Louisiana, USA.
• Ray A.J., and J.M. Lotz. 2011. Minimal-exchange, superintensive systems for sustainable shrimp aquaculture. Alabama Inland Shrimp Producers Meeting, Greensboro, Alabama, USA. (Invited)
• Ray A.J., Seaborn G., Drake M.A., Browdy C.L., and J.W. Leffler. 2010. The effects of fish-based versus plant-based feeds and solids management on shrimp (Litopenaeus vannamei) flesh characteristics. Aquaculture 2010 Abstract Book, San Diego, California, USA.
• Ray A.J., Seaborn G., Drake M.A., Browdy C.L., and J.W. Leffler. 2010. The effects of protein source and suspended solids on nutritional and sensory characteristics of shrimp (Litopenaeus vannamei). The 13th Annual Gulf Coast Graduate Student Symposium Abstract Book, Gulf Coast Research Laboratory, Ocean Springs, Mississippi, USA.
• Ray A.J., Shuler A.J., Browdy C.L., and J.W. Leffler. 2009. Microbial ecology and biofloc management of minimal exchange superintensive shrimp Litopenaeus vannamei culture systems. World Aquaculture Annual Meeting Abstract Book, Veracruz, Mexico.
• Ray A.J., Shuler A.J., Browdy C.L., and J.W. Leffler. 2009. Microbial ecology and biofloc management of minimal exchange superintensive shrimp Litopenaeus vannamei culture systems. Asian-Pacific Aquaculture Annual Meeting Abstract Book, Kuala Lumpur, Malaysia.
• Ray A.J., Leffler J.W., Seaborn G., Venero J.A., and C.L. Browdy. 2009. Effects of fishmeal versus soybean-based feeds and solids removal by settling tanks and tilapia on high-density shrimp (Litopenaeus vannamei) production in biofloc culture systems. Aquaculture America Annual Meeting Abstract Book, Seattle, Washington, USA.
• Ray A.J., Browdy C.L., Lewis B.L. Venero J.A., Vinatea L., Shuler A., and J.W. Leffler. 2009. Differences in shrimp (Litopenaeus vannamei) production and microbial dynamics as they relate to dietary protein source and solids management in minimal exchange superintensive culture systems. National Shellfisheries Association Annual Meeting Abstract Book, Savannah, Georgia, USA.
• Leffler J.W., Ray A.J., Lewis B.L., Venero J.A., Vinatea L., Shuler A.J., and C.L. Browdy. 2009. Effects of an organic certifiable plant-based diet in conjunction with solids removal on the production of shrimp (Litopenaeus vannamei) in minimal exchange superintensive biofloc systems. World Aquaculture Annual Meeting Abstract Book, Veracruz, Mexico USA.
• Leffler J.W., Venero J.A., Ray A.J., Lewis B.L., Lawson A., Haveman J., and C.L. Browdy. 2009. Development of sustainable, commercially viable "organic" shrimp production by integrating plant-based feeds with microbial biofloc community structure. National Shellfisheries Association Annual Meeting Abstract Book, Savannah, Georgia, USA.
• Ray A., Shuler A., McAbee B., Seaborn G., Wilde S., Browdy C.L., and J.W. Leffler. 2008. Influence of microbial community dynamics on the production of shrimp Litopenaeus vannamei in zero exchange biofloc systems. Aquaculture America Annual Meeting Abstract Book. Orlando, Florida, USA.
• Ray A., Shuler A., McAbee B., Seaborn G., Wilde S., Browdy C.L., and J.W. Leffler. 2008. Relationships between shrimp (Litopenaeus vannamei) growth parameters and microbial abundance in zero exchange culture systems. South Carolina Chapter of the American Fisheries Society and South Carolina Fishery Workers Association Joint Meeting. Santee, SC, USA.