Tracking Tigers - Episode 401
May 31, 2012 at 7:30 p.m. U.S. Eastern Time
Tiger Sharks are the ultimate apex predators. Scientists use satellite tags and DNA forensic tools to better understand the migrations of this magnificent species and to investivgate the impact of the work shark fin trade. Please use hash tag #trackingtigers in your tweets.

In its fourth season, Changing Seas is a public television series produced by WPBT2 in Miami, Florida. Narrated by well-known voice talent Peter Thomas, this series takes viewers on an exciting adventure to the heart of our liquid planet. Visit the website www.changingseas.tv

Grouper Moon - Episode 403
June 6, 2012 at 2:30 p.m. U.S. Eastern Time
During the winter full moons Nassau Grouper gather in large numbes to spawn. Most of the known spawning sites have been fished out, but the Cayman Islands are home to the last great reproductive population of this endangered species. Please use hash tag #groupermoon in your tweets.

In its fourth season, Changing Seas is a public television series produced by WPBT2 in Miami, Florida. Narrated by well-known voice talent Peter Thomas, this series takes viewers on an exciting adventure to the heart of our liquid planet. Visit the website www.changingseas.tv