Research suggests our oceans can be restored by 2050, with many marine species already rebounding globally. Despite this progress, plastic pollution, climate change, and overfishing still pose significant threats to these vital ecosystems.

Join Oceana to help protect and restore our oceans: https://bit.ly/2WNmRm0. Become a Wavemaker and support our mission.

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The coconut octopus earns its name by constructing dens from discarded coconut shells found on muddy coastal seafloors. Discover more: https://bit.ly/2yAQi2B

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Access the full "Hindsight 2020" report directly on the Oceana website: oceana.org/hindsight2020.

Music for this project was provided by Adam Lindquist, available at adamlindquist.com, and Spearfisher, found at sprfshr.com.

Music for this project is composed by Adam Lindquist.

Explore more of his work by visiting his official website: adamlindquist.com.

The American horseshoe crab is neither a true crab nor a crustacean, being more closely related to spiders and scorpions. These ancient creatures roamed the seafloor over 200 million years before dinosaurs existed. Learn more in our Marine Life Encyclopedia.

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The southern rockhopper penguin is named for its distinctive hopping behavior on land, a trait that sets it apart from most other penguins. Unlike their more awkward counterparts, rockhoppers navigate terrestrial environments with surprising agility. Learn more: https://bit.ly/3bYatVU

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The Peacock mantis shrimp, a vibrant crustacean inhabiting Indo-Pacific coral reefs, is renowned for its incredibly fast and powerful punch.

This strike, delivered with specialized front appendages, is among the fastest movements in the animal kingdom. It is strong enough to shatter aquarium glass and effectively dispatch prey.

Learn more: https://bit.ly/3aSd9EN

Peru's ocean is the world's most productive marine ecosystem, featuring the unique Nazca Ridge. However, less than 0.5% of Peru's ocean is currently protected, leaving this vital habitat vulnerable.

Join Oceana in urging President Vizcarra to establish the Nazca Ridge Marine Protected Area. This crucial step will help restore Peru's abundant oceans for future generations. Take action here: https://bit.ly/2UyXTXj

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Explore different ray species in Oceana's Marine Life Encyclopedia: https://bit.ly/3blpPno

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The scarlet frogfish, an ambush predator of Indian and Pacific coral reefs, is a master of disguise. Difficult to spot, it uses modified fins resembling legs to move and rest, which gives it its common name. Learn more: http://bit.ly/33tS4xt

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Nearly $1 million in shark fins were seized at Miami's port. Demand a U.S. fin trade ban by calling for #FinBanNow: http://bit.ly/2PNaUK7

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Our oceans are overwhelmed by plastic pollution. The U.S. Congress has introduced the Break Free From Plastic Pollution Act, a landmark bill designed to phase out single-use plastics and shift the responsibility for waste to producing companies.

Protect marine life and our oceans by urging your members of Congress to support this vital legislation. Take action now: http://bit.ly/2Ic52Ga.

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A marine heatwave, "the Blob," killed 1 million seabirds in the Pacific Ocean. Learn how to combat climate change and support ocean conservation by joining Oceana at [OCEANA.ORG/JOIN](https://www.oceana.org/join).

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The bobtail squid is a "sit and wait" predator, burying itself in the sand with its eight arms and two tentacles to ambush prey. Discover more about marine life in our encyclopedia: http://bit.ly/2HUBtsG

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On December 7, 2019, C2G convened a UNFCCC COP25 side event to discuss governing emerging marine climate-altering techniques. Thelma Krug, Vice Chair of the Intergovernmental Panel on Climate Change (IPCC), participated in the panel.

These techniques are being explored within the context of the Paris Agreement and the ocean's role in achieving its goals. However, none are ready for large-scale deployment, posing significant technological and governance challenges that require stakeholder attention.

Learn more about marine technology here.