Someone help with my Cory pls

[Nick2121]

Lmk yall

 

[Barry Tetra]

Lmk yall

It might be from the rock or some sharp decor in the tank. What do you have for a decoration?

 

[Nick2121]

It might be from the rock or some sharp decor in the tank. What do you have for a decoration?

I had him in here with sand so couldn’t have been decor. When I got him I thought he was DOA but he came back to live. So idk all my other corys seem to be fine but him.