Deep Sea Ecosystem

What kind of environment does the deep-sea ecosystem have?

What biome is the deep sea a part of?

How low can the temperature reach?

What zone do the animals in the deep sea live in?

What are the producers in the deep sea ecosystem?

Abiotic factors are alive

The crab and barnacle have a symbiotic relationship, what kind do they have?

More than one organisms eat krill what kind of symbiotic relationship would they have?

Barnacles use whales as a home but they don't affect the whales. What relationship is this?

An example of a predator-prey relationship is the starfish and mussels or shellfish, which is the prey?