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Open Access Publications from the University of California

Anthropogenic Impacts on Rocky Intertidal Mollusks in Southern California: Compiling Historical Baseline and Quantifying the Extent of the Problem


Do you ever wonder what the seashore looked like a century ago? Many would be shocked at the changes accompanying the exponential population growth along the coast. Gone are the 20-pound lobsters, 500-pound black sea bass, rocks carpeted in abalones and octopi hiding in tide pools. Biology professor Kaustuv Roy at UC San Diego compares the cumulative consequences of human activity—trampling, shell collecting, poaching and pollution—akin to the proverbial death of a thousand blows.

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