InstantForum.NET v4.1.3Forumshttp://forum.marinedepot.com/forums@marinedepot.comSat, 11 Oct 2008 22:37:29 GMT20http://forum.marinedepot.com/Topic77635-17-1.aspxMy urchin doesn't come out at all during the day. But,as soon as the MH turn off he's all over the tank.Thu, 03 Apr 2008 07:36:17 GMTlancependerhttp://forum.marinedepot.com/Topic77635-17-1.aspxMy long spine hides from the light when they first come on. Then he is back out in an hour, repeats as each level of light comes on. Rock boring urchins only come out at night, and find a rock crevice during the day.Mon, 31 Mar 2008 14:43:17 GMT90overflowhttp://forum.marinedepot.com/Topic77635-17-1.aspxI'm sorry but I don't understand the question. Are you referring to the pigmentation of the urchin or are you asking about the external light being provided?<IMG title=QuestionMark src="http://forum.marinedepot.com/Skins/Classic/Images/MessageIcons/QuestionMark.gif" align=absMiddle>Tue, 11 Dec 2007 13:16:45 GMTNoctilucahttp://forum.marinedepot.com/Topic77635-17-1.aspxAn urchin should not be bothered by lighting. Is there some particular behavior that is making you believe something is wrong?Tue, 11 Dec 2007 04:22:43 GMTSteven Prohttp://forum.marinedepot.com/Topic77635-17-1.aspxCan a urchin get too light?Mon, 10 Dec 2007 19:51:47 GMTclownfish01