Fish in N. Atlantic Ocean; Black Lateral Line
This page is the CodyCross answer for the clue below from Fauna and Flora, Group 163, Puzzle 2 (Brown and Polar Bears).
Question is: Fish in N. Atlantic Ocean; Black Lateral Line
and the answer is: HADDOCK
Word Meaning:
HADDOCK — A saltwater fish, Melanogrammus aeglefinus, of the North Atlantic, important as a food fish.
Definitions from Wiktionary.