- Explanation of keystone species in marine ecosystems

- Examples of keystone species in the Marine Biome
- Impact of keystone species on ecosystem balance

Rephrase this sentence in 8th grade

Keystone species in the ocean are like important puzzle pieces that help keep the whole ecosystem in balance. They play a crucial role in keeping everything running smoothly and maintaining a healthy environment for all the other plants and animals. Examples of keystone species in the ocean include sea otters, sharks, and sea stars. These key species have a big impact on the overall ecosystem, and if they were to disappear, it could throw everything out of whack.