Estimates put the Dungeness crab industry’s worth at around a quarter-billion dollars per year.
HALF MOON BAY, CALIFORNIA- DECEMBER 29: Dungeness crabs are seen aboard fisherman Mike Vorak"u2019s boat at Pillar Point Harbor in Half Moon Bay, Calif., on Wednesday, Dec. 29, 2021.
An important species of crab found primarily along the West Coast is fighting off a combination of stressors that experts at the North Atlantic and Atmospheric Administration say has fishermen finding piles of dead shellfish, and the impacts are affecting the economy. Dungeness crabs are typically found along water beds, and their harvest can be worth a quarter-billion dollars annually.the combination of a lack of oxygen, harmful algal blooms, water temperatures and ocean acidification plays a role in the animal’s disappearance.
"Hypoxia, ocean acidification, harmful algal blooms, and marine heatwaves are already present on the Olympic Coast, and we need to understand how future events are likely to interact and affect resources in the sanctuary in the future," Jenny Waddell, research coordinator at Olympic Coast National Marine Sanctuary, said in a statement.
The Dungeness crab is one of several species in the Northeast Pacific that has experienced a dramatic population decrease during recent seasons.While the official cause of both significant die-offs is unknown, NOAA said thatScientists and research institutions are focusing efforts on Dungeness crab and krill to ultimately improve the management of fisheries.
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