Oceanographer Jeffrey Schell finds himself in a race against time when he encounters swimmers stuck in a dangerous rip current.

Jeffrey M. Schell is an associate professor of oceanography with Sea Education Association, a renowned study abroad organization offering academic programs in marine environmental studies. Since 1994, Jeff has guided students through the challenges of oceanographic field research toward the thrill of discovery while teaching on more than 30 Sea Semester programs onboard the RV Westward, SSV Corwith Cramer and SSV Robert C. Seamans. Jeff's research interests include biogeography of zooplankton communities, ecology of the Sargasso Sea, and revealing the historic contexts of contemporary conservation issues. Other 'work' interests include snorkeling, hiking to remote waterfalls, and natural history illustration.

This story originally aired on October 27, 2014.