Open lid or bag to allow urchin to breathe.

To extend shelf life, you may change seawater after 4 days to keep urchin healthy-- use "Instant Ocean" instant seawater available at most aquarium shops. Contact us for details.

Urchins like it around 32-34 degrees Fahrenheit. So keep them in the coldest part of your cooler or fridge. DO NOT FREEZE!

Here is a quick TikTok video to show you an easy way to open your urchin.

There are many ways to do this and they even make special urchin opening tools, but this way is simple and works.

Ask us any questions!