Common Atlantic Marginella

Common Atlantic Marginella snails had suppressed other snail recruitment in the Seagrass Meadow by eating young snails. Direct removal began after predator-control options looked too risky, with dozens already removed and more still present.

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Common Atlantic Marginella snails were seen pulling clams from the Seagrass Meadow sand and eating them one by one. Their predation threatened the filter-feeder layer and raised the question of whether mud crabs might be needed again despite their own risks.