When you think of springtime on land, you might think of birds migrating, flowers blooming, and leaves emerging. While these changes are happening on land, changes are happening in the ocean, too!
But how can you tell if spring has sprung in the sea? This graphic explains some of the seasonal effects that take place as ocean waters warm and days grow longer.
We’re sharing this during springtime in the Northern Hemisphere, but these effects also take place when it's spring in the Southern Hemisphere. See our changing seasons resource collection to learn more.