DCHP-1 Online
blackskin 
n. the edible skin of narwhal and beluga, called muktuk by the Eskimos, eaten fresh and raw by them but usually cooked by whites.
- 1862 (1865) We are quite hard up here now, for all the "black skin" is gone, and I have only about ten pounds of whale-meat left.
- 1952 The cook on our ship had also been busy cooking up large pots full of blackskin, and we gorged ourselves on it, as it is very good eating. It tastes a little like cocoanut.
- 1862 (1865) We are quite hard up here now, for all the "black skin" is gone, and I have only about ten pounds of whale-meat left.