What is the Trophic level of harp seals?

The trophic level of harp seals is approximately 4.5. Harp seals are carnivores and feed primarily on fish, such as cod, capelin, and herring. They also consume some crustaceans, such as shrimp and krill. Harp seals are preyed upon by polar bears, orcas, and Greenland sharks.