World Ocean Day 2026 🌍💧🌊

Celebrate World Ocean Day by inspiring marine protection and action through art!

Open to creatives of all ages (judged in “21 and under” and “21 and over” categories), this global competition invites students and educators to design original, non-AI-generated digital posters showcasing what the ocean means to them.
Entries must clearly feature the words “World Ocean Day” and be submitted as a high-quality PDF, JPG, or PNG file (minimum 800 pixels wide) via the online form by May 31. This is a fantastic, ready-to-use classroom activity to spark curiosity about our connection to the sea and share your students’ creativity with the world! The winners will be announced on the 8th of June.