Neon Sword Eaten Java Moss And It Is Still Sticking Out

[Fighterfish]

Help,
My neon sword has eaten a strand of java moss and it is still sticking out of her mouth. I tried to pul it out when i got her in the net but it wouldn't come out. Does anyone have any sufggestions.
Thanks

 

[PaulEbs]

My old guppies used to get hair stuck in their mouths somehow

They seem to carry it around for a few days, but it doesn't seem to harm them. In our cases it just removed itself over time. The fact that it's a plant should mean he'll be ok?