Popular game fish (4)
I believe the answer is:
bass
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">popular game fish</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for bass that I've seen before include "Fish - low in pitch" , "Freshwater fish and lowest voice" , "bottom of sound?" , "Type of fish" , "Large percussion instrument" .)