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Every winter, hundreds of manatees aggregate at Crystal River, Florida, attracted by the warmer, spring-fed clear waters. This sanctuary is also a treasure for scientists, who take advantage of these manatee gatherings to study them. From decades of visual ID studies to the most cutting-edge DNA research, experts hope that science will help conserve this beloved marine mammal.
- Released: Jan 01, 1970
- Runtime: 00:27:14 minutes
- Genre: Documentary
- Stars: Craig Sechler
- Network: PBS
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Se-8 Ep-4. Beneath the Bridge 2016-06-28
