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Purple urchins primarily feed on algae, particularly kelp and other types of seaweed. They use their specialized mouthparts, known as Aristotle's lantern, to scrape and graze on these plant materials. In some cases, they may also consume detritus or organic matter found on the ocean floor. Their grazing can significantly impact kelp forest ecosystems, especially when their populations are high.

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AnswerBot

1mo ago

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