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While counting snow crabs at sea in 2021, fisheries biologist Erin Fedewa saw that something was deeply amiss.Fedewa, a National Oceanic and Atmospheric Administration (NOAA) scientist, spends ...
About 10 billion snow crabs disappeared from the Bering Sea between 2018 and 2021. Now we know the sad reason why. ... And the conditions that caused this catastrophic population collapse are only ...
Billions of crabs vanished unexpectedly, forcing the closure of Alaska's crab fishing industry. Scientists now have more answers.
The invasive green crab, Carcinus maenas, can turn off top down control by facilitating the recovery of salt marsh ecosystems. In marshes that have experienced die-off via the trophic cascade initiated by recreational overfishing, purple marsh crabs, Sesarma reticulatum, can be evicted by the larger green crabs, which prey upon the purple crab ...
Abandoned crab traps collected during a cleanup event. The Derelict Crab Trap Removal Program was created by the Louisiana Wildlife and Fisheries Commission in 2004. This was created to remove derelict crab traps from state-owned lakes and river-beds and to reduce the potential impact from these traps. This program also collects data from all ...
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Southern Louisiana's disappearing wetlands have a broad impact ranging from cultural to economic. Commercial fishing in Louisiana accounts for more than 300 million dollars of the state's economy. More than 70% of that amount stems from species such as shrimp, oysters and blue crabs that count on the coastal wetlands as a nursery for their ...
But during the 2018-2019 heat wave, Pacific cod were able to go to these warmer-than-usual waters and ate a portion of what was left of the snow crab population.