Life in the Ocean
作者：Amal rifai
1. ocean chemistry and marine life
1.1. marine organisms help maintain the chemical balance of ocean water
1.2. marine organisms return nutrients and gases to the ocean
1.3. example: photosynthetic plants, etc
2. Ideas
2.1. Idea 1
2.2. Idea 2
2.3. Idea 3
3. Ocean Zones
3.1. Benthic Zones
3.1.1. intertidal
3.1.2. sublittoral
3.1.3. bathyal zone
3.1.4. abyssal zone
3.1.5. hadal zone
3.2. Pelagic zone
3.3. Neritic Zone
3.4. Oceanic Zone
3.4.1. Divided into four based on depth
3.4.2. Epipelagic
3.4.3. Mesopelagic
3.4.4. Bathypelagic
3.4.5. Abyssopelagic