sea urchin

Sea urchin gonads. Have you tried them? If so, what is your opinion. We were skeptical at first, but they aren't bad. We've only had the green urchins from the northern Atlantic. What I see most often on cooking/travel shows are the black, California variety. I want to try those and my bud that...

Has anyone eaten sea urchin? Despite the fact it is found off the coast of Britain its impossible to buy. I once saw someone eating one in a restaurant in Whitstable but haven't seen it since. Its also (unlike most things) impossible find on-line. I'd just love to try it... I wondered if it was...