You can report them to animal welfare or get in touch with the council if you suspect they are selling sick fish onto the public.
They can have there license removed.
Sadly most lfs have tanks with dead fish.
There are some good lfs. It's just takes abit of time to find them. I was lucky I found one straight away.
You might need to prove they are selling sick fish though.
Poor things.I think I would have ago too.
Let me know how you get on if you don't mind.
Take some pics with your mobile phone.
There a huge difference.
Poor things.
Did you say anything to the lfs.