A Crustacean That Attaches Itself Solidly to Rocks
This page is the CodyCross answer for the clue below from Tracking Time, Group 1045, Puzzle 5 (Noon Cannon).
Question is: A Crustacean That Attaches Itself Solidly to Rocks
and the answer is: BARNACLE
Word Meaning:
BARNACLE — A marine crustacean of the subclass Cirripedia that attaches itself to submerged surfaces such as tidal rocks or the bottoms of ships.
Definitions from Wiktionary.