Deep Swimming Flatfish; Ariel's Yellow Friend
This page is the CodyCross answer for the clue below from Transport, Group 111, Puzzle 4.
Question is: Deep Swimming Flatfish; Ariel's Yellow Friend
and the answer is: FLOUNDER
Word Meaning:
FLOUNDER — A European species of flatfish having dull brown colouring with reddish-brown blotches; fluke, European flounder (Platichthys flesus).
Definitions from Wiktionary.