Below you can find the Often found in whales & seals this is a thick layer of fat deposited below the dermis Jeopardy Words Answer. The answer to Often found in whales & seals this is a thick layer of fat deposited below the dermis has 7 letters. This clue belongs to the Marine biology category and is part of Jeopardy Word Level 685. If you scroll near the bottom you will find other clues and answers part of level 685