Sturgeon's eggs (3)
I believe the answer is:
roe
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sturgeon's eggs</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 roe that I've seen before include "Part of fish, sounds like go through water" , "Mass of fish eggs" , "Caviar" , "Hoofed animal(s)" , "A mass of fish-eggs" .)