Impacts CA experts: Hot weather cooked Bodega Bay mussels to death A Bodega Bay Marine Reserve researcher said CA’s record June heat cooked mussels to death by tens of thousands in the biggest die-off in years. Experts said the animals are a foundation species for the ecosystem.
Impacts Parasites are helping California mussels beat the heat The parasites change the mussels' shells from black to blue-gray, causing them to absorb less sunlight.