Companies like Urchinomics, an urchin ranching company are combating rising sea urchin problems by hiring commercial divers to clear purple urchin barrens to sell commercially.
Urchinomics takes near-valueless sea urchins known as 'zombie urchins' into super seafood products within two to three months.
Purple sea urchins have boomed off Northern California, destroying kelp forests that provide a crucial ecosystem. Steve Lonhart / NOAA MBNMS
Sunflower sea stars are an important predator of sea urchins and, with the significant loss of these sea stars, purple urchin populations have now exploded in many regions.
Voracious purple urchins in waters of California and Oregon pose threat to kelp forests and risk upending delicate ecosystems.
The kelp forest is one of the most productive ocean ecosystems on Earth, supporting a greater diversity of plants and animals than almost any other marine habitat.