National Ocean Day

Dive deep and celebrate the world's oceans on National Ocean Day! Our oceans cover 71% of Earth's surface and are home to incredible biodiversity. Learn about marine conservation, ocean health, and the vital role oceans play in regulating climate. Support efforts to protect our oceans from pollution, overfishing, and climate change.

History & Origins

International observances are often established by the United Nations, international organizations, or through global movements to address worldwide issues and celebrations.

Why It Matters

International observances promote global awareness, cooperation, and understanding of issues that affect people worldwide.

How to Celebrate

Visit the beach and learn about local marine life. Support ocean conservation organizations. Reduce plastic use to protect marine ecosystems. Watch ocean documentaries to learn about marine biodiversity. Share information about ocean conservation on social media.

Fun Facts

• Oceans produce 70% of the oxygen we breathe
• The ocean is home to 80% of all life on Earth
• The deepest part of the ocean is the Mariana Trench at 36,000 feet
• Ocean currents regulate global climate
• Over 8 million tons of plastic enter the ocean each year