Please help. Sick fish, pimple or some worm or something.

[Subsidine]

 

[Oblio]

Anchor worm?

Hang in there, experts will be by shortly to advise

 

[Slaphppy7]

Anchor worm?

Hang in there, experts will be by shortly to advise

That's my guess...

@Colin_T ?

 

[Colin_T]

it's not anchorworm and we need more information about the fish, tank and how long the thing has been there for.

 

[Oblio]

Cavalry is here

it's not anchorworm and we need more information about the fish, tank and how long the thing has been there for.