In the near term, Alaska crab fishers and the communities that rely on them will receive some respite from the harsh conditions they’ve endured over the last two years, with the harvest for the iconic red king crabs set to start on Sunday.
In the long run the future of Bering Sea crabs and those dependent on them are uncertain due to economic and environmental changes.
The decision taken by the Alaska Department of Fish and Game to permit the harvest of Bristol Bay red king crab following an unprecedented shutdown of two years was not without risk the state biologist informed members of the industry at the session held on Wednesday.
Red king crabs are one of the most massive of commercially harvested crab species and their flesh is valued as delicious culinary delight.
The department’s decision of allowing an unspecified harvest, made public on October. 6 was based on surveys conducted prior to the season conducted by the National Oceanic and Atmospheric Administration’s National Marine Fisheries Service.
The biologist Mark Stichert said the surveys indicate that the quake which forced two years of shutting down in the Bristol Bay red king crab fishery, which is the main Alaska source of this sought-after seafood species, has reached its peak.
“The decline has halted. But whether or even if there is a resurgence in biomass is difficult to tell,” Stichert said during the briefing held on Thursday. The department’s Kodiak-based Groundfish and shellfish fisheries manager.
The Red King crab catch comes back however, at less than previous levels.
The allowed harvest that began this Sunday as determined by the state it will be 2.15 million pounds, which is a just a little less than 2.6 million pounds set aside to harvest during the 2020-21 season when in the previous season Bristol Bay red king crab was harvested. This is significantly lower than previous seasons and in the 2016-17 season, as an instance, the maximum allowed harvest was 8.47 millions of pounds. The harvests of 2016-17 were far less than the annual harvests that were harvested four years ago, which reached their peak in the year 1980 at more than 130 million pounds.
The conclusion that the number of crabs are adequate for the possibility of a Bristol Bay area harvest hangs on a slender threadthe discovery of adult females weighing 382 found in the preseason surveys, which is 121 more than the number that were pulled up during last year’s surveys Stichert claimed. The majority of adult females this year were located in one area, he added.
“One one 30-minute tow will dictate whether you are in compliance or if you do not meet the minimum threshold” the crab-harvesters were told by him.
Positive signs for red king crabs with high value however shaky they might be they aren’t yet showing in the case of Bering Sea snow crab. The marquee Alaska fishery that in the 1990s saw harvests of many millions was shut down last year for the very first time ever, as stocks fell by around 88%. The fishery will be closed throughout the year as stocks are declining according to officials from the Alaska Department of Fish and Game declared on Oct. 6.
Climate change looms and threatens the future of harvests
Scientists are pondering whether a the full recovery is feasible in a warmer climate for these crab populations, which have supported some of the most lucrative fishing industries.
Snow crabs are particularly susceptible for climate-related changes researchers claim.
“They make an impact because they are an authentic Arctic animal,” said the University of Alaska Fairbanks’ Gordon Kruse Professor Emeritus within the College of Fisheries and Ocean Sciences.
There are indications that the snow crab population in Alaska is moving north, according to what is was predicted from NOAA Fisheries scientists – that is, ocean currents are carrying the larvae farther north, he added. However, the growth is likely to be hitting a barrier in the north of Bering Strait. claimed. It is true that the Chukchi Sea does have a snow crab population, “but they’re stunted,” said the expert. The Chukchi as well as the Beaufort Sea to its east are unable to sustain what could be commercial stocks, he stated.
Stichert, in his talk to industry professionals, explained the possibility of climate change creating “bottlenecks” in the market for Bristol Bay red king crab during their early life stage.
Females lay eggs just in time for the bloom of algal in spring which emerges from the bottom of sea ice. explained during his briefing. However, reduced ice impacts flowering of plankton which the larvae are dependent for the 2 to 3 months that they’re floating in the sea the scientist explained. If they make it through that time the fate of the larvae will depend on the location they are deposited on the sea floor the researcher said.
“There are plenty of risk and opportunities to lose a king crab larva,” he added.
In the briefings given at the meeting in October of the North Pacific Fishery Management Council Biologists discussed the threats to the survival of young red crabs. These include ocean acidification which can hinder the growth of shells and a greater number of sockeye salmon that consume crab larvae while they’re at sea.
Another source of risk is the trawl nets utilized to capture pollock in the same areas where crabs also hunt.
The issue isn’t bycatch in the traditional sense or the unintentional harvest of crabs caught in nets that are used to collect pollock Kruse said. These numbers are extremely small and “do not reach the point of creating an impact on the population of snow crab or any other types of crab,” he said.
Instead, the risk comes due to the pollock trawl equipment which touches the seafloor that fishery managers and biologists say happens more often than was previously thought. Contact with the seafloor can damage crab habitats or cause death to the crabs that are often in the vulnerable shell-less molting period while the trawlers are catching cod.
“We have learned that this gear’s at the bottom most times,” Kenny Down, an North Pacific Fishery Management Council member, told the council on October. 10. 10th day of the meeting in October. He pointed out that the council had banned bottom trawling for pollock over two decades ago, back in 2001. The goal of the ban “is not currently being fulfilled,” he said. “This equipment is at the bottom of the ocean, and it’s located within areas we’ve classified as sensitive and been able to prohibit bottom trawling within those zones for a variety different reasons.”
The council is now preparing to consider additional protections for a 4,000-square-nautical mile section of the eastern Bering Sea that has since the mid-1990s been designated as the Bristol Bay Red King Crab Savings Area. While the council in December did not accept a demand from the harvesters of crabs for the total closure of the area for fishing for the first two months of this year the council has decided to reexamine the issue during upcoming meeting.
Another response from the regulatory side to the issue of crabs is expected to occur in an obligation to review the quota system, which divides up Bering Sea crab harvests among processors and fishermen. It is a system that assigning Bering Sea crab allocations is part of the process known as “rationalization” which is taking over fisheries worldwide and began in 2005. Rationalization is designed to safeguard the security of the fish stock and also people by preventing the raging for catch that occurs in open-access fishing. It is required by the Magnuson-Stevens Fishery Conservation and Management Act requires periodic review of quota systems. the review for crabs has arrived at.
The Bering Sea snow crab and Bristol Bay red king crab fisheries are among the first rationalized fisheries in the country to be afflicted by such huge collapses industry leaders have said over and over.
“One of the principal objectives that the plan aims to accomplish is ensure stability in the economy, but there’s nothing but chaos at the moment,” Jamie Goen told the council. Goen is the director-general of Alaska Bering Sea Crabbers, the group of harvesters’ industry representatives.
There are other crab harvests going on within the Alaskan Bering Sea, however they’re comparatively small. The catch from Bering Sea bairdi tanner crab which is a species that is that is related to snow crabs has been approved by the Alaska Department of Fish and Game with an total allowed catch of around 2 million pounds, which is the same as that allowed last year. A small amount of the highly sought-after red king crab is occurring further to the north within Norton Sound near the Bering Strait. The total amount of crab caught was just over 350,000 pounds taken during the course of the summer. But the rare blue king crabs are still shut the same way in the last several years.
Alaska faces competition
Although the Alaska’s Bering Sea crab populations struggle while fishing and stocks are thriving elsewhere.
In the eastern part of Canada The snow crab population in eastern Canada are quite high, and the quotas are rising. The reason for this is that, Kruse said, the population is benefiting from the ocean’s current, which carries cold water to Greenland to The Labrador Current.
“That cold water flowing from the south is extremely favorable for the Arctic population of snow crabs,” he explained. The Bering Sea is warm with warm waters flowing north from the Pacific Ocean through the Bering Strait, said he.
Within the Barents Sea on the Atlantic side of the Arctic The snow crabs are relatively new, but they’re flourishing and assisting with commercial harvests.
“The theory is that it’s an natural extension of snow crabs in the oceans of the northwest Atlantic and in the vicinity of Canada,” Kruse said. “They’re expanding in an area which doesn’t have snow crabs before in the system before, so being invaders they’re performing quite well.”
Although Alaska is renowned for its huge crab however, other sources may be able to take market share away especially as the Bering Sea begins its second year in a row of shut downs for snow crabs, Kruse said.
“If you shut off the spigot and find no crabs to eat then it’s likely to be replaced with something else and possibly snow crabs from somewhere else around the globe,” he said.
John Sackton, a Massachusetts-based consultant and fishery analyst who gave a sombre analysis of Alaska crab industry’s standing in the global market.
The delayed harvest makes it challenging for those who have previously purchased and promoted this Alaska products, the official added.
“It is certain that it alters the behaviour of those who used to be customers of Alaska crabs,” he said. When consumers switch towards other crab sources, Canada as well as Norway, for instance, they’ll not be able to switch back easily towards Alaska products. In the event that Alaska stocks rebound and the harvest returns to normal levels, it’ll take time to recover the market, he added.
The permissible harvest of bairdi’s tanner crabs is a blessing, considering that the bairdi product is one that chefs and experienced consumers would rather use over snow crabs, he explained. But there’s a downside even with the bairdi harvest the chef said. “The issue with bairdi is that it has been that for the past 10 years or roughly these harvests are irregular. Because of this, it’s been extremely difficult to determine what may be in the market.”
What’s more alarming, Sackton said, is that the problems that have afflicted the Alaskan crab population have a wider scope beyond shellfish.
“I personally believe there’s a real risk of extinction with the rising temperatures that are affecting the Bering Sea, and the fisheries becoming unstable. It’s not just crabs,” he said. Other species are impacted, too, including salmon runs that are not part from Bristol Bay – resulting in fierce battles over salmon deaths in major rivers as well as allocation decisions and at-sea catches, he stated.
“All of that makes people honestly to lose confidence in Alaska fishing,” he said. “I believe that it’s because the Alaska brand is in danger There’s no doubt about that.”
The story first appeared in Alaska Beacon and is republished here with permission.
