Marine Ecosystem

Community of living organisms interacting in a saltwater environment.

/məˈriːn ˌiːkəˈsɪstəm/

Derived from 'marine,' meaning relating to the sea, and 'ecosystem,' a term coined by British botanist Arthur Tansley in 1935.

A marine ecosystem is like an underwater city where fish, plants, and other creatures live together and depend on each other for food and shelter.

The largest marine ecosystem is the Pacific Ocean
Coral reefs cover less than 1% of the ocean floor but support 25% of marine life
Mangrove forests protect coastlines from erosion

What is a marine ecosystem? It's a community of living things in saltwater environments
What are some examples? Coral reefs, kelp forests, and the open ocean
How do marine ecosystems function? Organisms interact through food webs and nutrient cycles

saltwater ecosystem ocean environment

ecosystem biome

coral reef kelp forest estuary mangrove forest

marine species abiotic factors

biosphere Earth

natural object