World Hydrography Day is celebrated on the 21st of June every year to highlight the importance of hydrography in our daily lives. Hydrography plays a crucial role in maritime navigation, marine resource management, and environmental protection. This day aims to raise awareness about the significance of hydrography and the contributions of hydrographers worldwide.

Hydrographers work tirelessly to survey and map the world's oceans, seas, and waterways to ensure safe and efficient navigation. Through their efforts, hydrographers help to prevent maritime accidents, protect the marine environment, and support economic development. World Hydrography Day is an opportunity to recognize and celebrate the vital work of hydrographers in shaping our world.

On this special day, events and activities are organized globally to promote hydrography and its importance. It is a chance for the hydrographic community to come together, share knowledge, and inspire the next generation of hydrographers. World Hydrography Day is a reminder of the crucial role that hydrography plays in supporting sustainable development and ensuring the safety and security of maritime operations.