Marine ecosystems: the largest aquatic systems on Earth, covering over 70% of the planet's surface, with diverse life forms thriving in saltwater environments.
An educational illustration of marine ecosystems featuring colorful sea creatures like stingrays, fish, and a seahorse swimming among coral and seaweed in a vibrant underwater scene.
Quality Assured by Worksheets Library Team
Reviewed for educational accuracy and age-appropriateness
ID: #762867
