- What geologic processes are responsible for ocean floor geographic features?
- What are some deep sea communities and how are these food webs different from food webs on land or in the shallow ocean?
- How does light behave in ocean water and how is this connected to coloration in ocean animals?
- How are deep sea animals adapted to cope with the harsh abiotic conditions of the deep sea?
- What are some different types of deep sea submersibles?