Rock Boring Urchins*
Rock Boring Urchins come in different colors, and have sharp spines. They are good at removing complex algae from large aquariums with stable rock work. Using its spines as protection, urchins can be used in tanks with predatory fish, that would otherwise eat snails such as puffers.
The Rock Boring Urchins come in many different colors, and have sharp spines, which can give you a sting if the spine pierces your skin. They have a mild toxin in their spines that will make the puncture feel like a bee sting to some. If the spine is not removed with tweezers it can cause an infection.
They devour algae, including desirable algae and are not marine planted tank safe. They should be given plenty of live rock to graze on, and should be kept in tanks over 30 gallons. They can scratch acrylic aquariums
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