California RELEASED 140 SEA OTTERS BUT 90% DISAPPEARED — What Happened To Them Shocked Scientists

California RELEASED 140 SEA OTTERS BUT 90% DISAPPEARED — What Happened To Them Shocked Scientists This documentary explores the Sea Otter Reintroduction on California’s San Nicolas Island, where 140 sea otters were relocated beginning in 1987 to establish a new population far from the mainland. Within just a few years, nearly 90% had disappeared, and the project was eventually considered unsuccessful. But the story did not end there. Decades later, the remaining otters had formed a growing population of their own, turning the San Nicolas experiment into an unusual case of long-term Sea Otter Restoration and Wildlife Restoration. The documentary follows how Sea Otters California recovery became connected to Kelp Forest Restoration. By hunting sea urchins and changing their feeding behavior, otters can reduce grazing pressure on kelp and influence the wider Kelp Forest Ecosystem. Their return also reveals the complex role of predators in Predator Restoration, Marine Conservation, Ecosystem Restoration, and Nature Based Solutions. This Sea Otter Reintroduction story raises a larger question: was San Nicolas a failed conservation experiment, or a recovery that simply needed decades to unfold? Please Subscribe to Our Channel💪 https://www.youtube.com/@regen-eco?sub_confirmation=1 Key Moments: 00:00 Sea Otter Reintroduction 01:01 The Real Problem Lies Beneath The Surface: The Kelp Forests Are Collapsing | Kelp Forest Ecosystem 01:54 Why Are Sea Otters Nearly Disappearing? | Sea Otter Restoration 02:55 They Took Them To A Remote Island To Create A Backup Population | Predator Reintroduction 03:53 Otters Are Allowed Here, But Not Allowed To Go Any Further 05:11 And The Plan Almost Failed Immediately 06:02 Otters Have To Eat A Lot To Survive 07:48 San Nicolas: Sea Urchins Are The Main Food Source 09:12 Sea Urchins Have Very Strong Defenses 11:07 Important Twist: Otters Don't Need To Eat All The Sea Urchins 13:07 Conflict Between Otters And The Commercial Fishing Industry