talkalot82 Posted November 9, 2010 Share Posted November 9, 2010 so I have had this 15 gallon tank set up for two years with nothing new put in this tank and yesterday while I was cleaning I noticed a small urchin. It is yellow with black body. It was so cool...I never had a urchin in that tank Ill poste picks when I get home.. it was so neat... PICS BELOW Hawaiian Rock Boring Sea Urchin is the breed.. they say they can go through steel if needed, and they live in rocks.. and as they grow the dig deeper into the rocks to make roodid you know sea urchins can live 100 yearsm. they are known to live where there is alot of current from waves crahing down and they say about 3 1/2 inches.. looked at them on the net...did you know sea urchins can live 100 years... thats a long time Quote Link to comment Share on other sites More sharing options...
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