The most common and most likely answer to this crossword clue is the 6 letter word CAPLIN
C
A
P
L
I
N
More clues leading to the result CAPLIN
Buddy explains!
The straight part
We know that "fish" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case fish = caplin.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does CAPLIN mean?
CAPLIN noun- Mallotus villosus, a type of smelt found in the Atlantic and Arctic oceans.
- The cap or coupling of a flail, through which the thongs pass that connect the handle and swingel.