Massive whale sharks headline the Ocean Voyager exhibit at Georgia Aquarium.  Its tiniest residents are the ones that concern Nastassia Patin. Patin is a postdoctoral researcher working in the lab of Frank Stewart. Stewart is an associate professor in the School of Biological Sciences and a member of Georgia Tech's Parker H. Petit Institute for Bioengineering and Bioscience.

Patin's research interests are microbial ecology, environmental microbiology, chemical ecology, metagenomics. Episode 4 describes her findings after studying the microbiome of the Ocean Voyage exhibit at Georgia Aquarium.  What she’s learning may help keep all aquariums clear and healthy.

Take a listen at sciencematters.gatech.edu.

Enter to win a prize by answering the question for Episode 4:

What is the name of the Georgia Aquarium sea turtle mentioned in Episode 4?

Submit your entry by 11 AM on Monday, Sept. 17, at sciencematters.gatech.edu. Answer and winner will be announced shortly after the quiz closes.