Sea Urchin is spraying something!

[Powers5580]

Hi, my sea urchin is spraying some white stuff out! Does anyone know what it's doing?

 

[ocean]

Pooping is my quess.

 

[Buffy]

Is it going potty? I read that it could also be spawning, or maybe stressed.

 

[couture99]

My guess is spawning

 

[crister13]

Yup. Probably spawning.