Crossword Genius

Good to stop fishes making noises in the throat (8)

Ross

I believe the answer is:

gargling

I'm a little stuck... Click here to teach me more about this clue!

'good to stop fishes making noises' is the definition.
I can't tell whether this defines the answer.

'in the throat' is the wordplay.
I cannot quite see how this works, but
'in' is within the answer.
This explanation may well be incorrect...

Can you help me to learn more?

(Other definitions for gargling that I've seen before include "Washing the throat" , "Rinsing the mouth with medicinal fluid, while breathing out through the liquid" .)

I've seen this clue in The Independent.
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