This documentary series takes viewers on an exciting adventure to the heart of our liquid planet. It offers an unprecedented look at how oceanographers and experts study earth's vast underwater wilderness, while shedding light on how over-fishing, global climate change and pollution threaten ocean resources.
Changing Seas Previous Broadcasts
The Secret Sex Life of Fish (Episode #704H)
KQED Plus: Fri, Feb 24, 2017 -- 11:30 AM
Most people are familiar with the pretty tropical fish found in aquariums, but few realize that some of these animals are capable of changing sex. Discover the unique ways of how some fish species do this and why they likely evolved this way.