What's in my tank?

[perfectdark]

Originally Posted by azfishgal
Well, I tried to dig up whatever it was that was in there and I got nothing.

I did notice some tube like things. Almost like there was a sticky string with sand all over it, if that makes any sense. Do you think maybe my snails could be doing this?

Nassarius snails might if they are big enough.. IMO

 

[mcbdz]

I think this calls for some late night stakeouts.

 

[bonita69]

 

[kevin34]

I think its a pistol shrimp but I think you would have noticed it by now. Unless you recently added some new live rock. have you started that aquascaping project yet?