Question

What competition exists between the turtles and the fishes

Answer 1

Algae, the probably compete for the
Food source.

Answer 2

There are two types of competition that exists in the ecosystem and these are intraspecific and interspecific types of competition. In the given scenario above which is a competition of food between sea turtles and fishes, the type of competition that exists between these two species is INTERSPECIFIC COMPETITION.

Hope this answer helps