What is my urchin doing?

[reefguy]

What is the white stuff coming from the top of it?

Sent from my iPad using Tapatalk

 

[DianaKay]

Did you mean to insert a picture? I don't see it
Maybe try to edit & paste the picture again

 

[Newjack]

I=

Did you mean to insert a picture? I don't see it
Maybe try to edit & paste the picture again

I can see the pic

 

[DianaKay]

I=

I can see the pic

I can too NOW but I don't know the answer
I'd say he is checking out the overflow gate a little too close, hope he isn't suck up in there!

 

[Mike Johnson]

Read this and you'll understand a bunch more. This was published this morning.

http://www.advancedaquarist.com/blog/an-ode-to-the-tuxedo-urchin

It is spawning; they are induced to that sometimes with just little changes.