ID please

[lilyost4290]

Anyone know what the heck these are?

Tonight was the first time I took a look at my tank after lights out in a while and saw the entire tank was covered in these things. I never seen them before. They kind of look like hair worms, but would like to know for sure.

 

[Calappidae]

http://www.lionfishlair.com/hitchhiker/hitchhiker.shtml

That should answer your question.

 

[lilyost4290]

Thanks for the link!

 

[cloak]

Cirratulid worms? ^^^

 

[peasofme]

spaghetti worms. beneficial