Marine mammal bycatch is a significant anthropogenic threat to recovering populations. Gear reduction in Washington (USA) crab fishery decreased entanglement risk to whales.
In spring/summer of 2018 and 2021, the Pacific Islands Fisheries Science Center Cetacean Research Program deployed drifting acoustic recorders in the U.S. Exclusive Economic Zones surrounding the Mariana Archipelago.
The Other Rockfish (OR) complex in the Gulf of Alaska (GOA) is assessed on a biennial stock assessment schedule to coincide with the availability of new trawl survey biomass estimates.