I think it is successful.
Answer:
The Atlantic Ocean
Explanation:
Caribbean Sea, suboceanic basin of the western Atlantic Ocean, lying between latitudes 9° and 22° N and longitudes 89° and 60° W. It is approximately 1,063,000 square miles (2,753,000 square km) in extent.
Synecdoche - <span>They drive their keels o'er the darkling wave</span>
Alliteration - Grim and greedy, he grasped
Kenning - The whale-path
Epithet - The Ruler-of-Man
I'm pretty sure the answer is A. Bird
Process is my best guess, hope I helped!