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  • sea urchin or uni is a prized delicacy in several parts of the world, but it's not until you crack open the spiky shells that you see what makes sea urchins so valuable.

  • The gonads, just 1 200 g tray of urgent gonads like this can cost $100.

  • Today.

  • The yellow, orange gonads are often served in sushi.

  • Michael Robertson has been diving for urchins for 15 years.

  • Michael looks for abundant kelp forests to help him decide where to dive.

  • More kelp typically means better quality, urgent and without enough help for the surgeons to feed on.

  • The gonads start to shrivel up if you want to compare how it was to how it is.

  • This was solid kelp from here, all the way in and now you have just little pockets here, here and there.

  • There's a lot more empty urchins than there is Beautiful packed urchins that you want to sell.

sea urchin or uni is a prized delicacy in several parts of the world, but it's not until you crack open the spiky shells that you see what makes sea urchins so valuable.

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