Black Cod (Anoplopoma Fimbria) also known as Sablefish.  Black Cod is not cod, it is the only species in the genus Anoplopoma. Black Cod or Sablefish is a deep sea fish mainly found in the North Pacific Ocean. Average length of Black Cod is usually under 70 cm and weight under 9 lbs. It has high Omega-3 content and rich fatty flavor.