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SALMON FISHERIES
During Alaska stream research, teams developed an automated salmon-counting system to track fish in sonar video and reduce reliance on manual countingAlaska's manual salmon counting techniques are laborious and expensive. To improve efficiency, new computer vision algorithms are under dev...- In 1992, Congress authorized the removal of 2 dams that had blocked salmon for a century. 24 years later, the Elwha River once again flowed freely from the Olympic Mountains to the seaElwha River Restoration changed one of America’s most remarkable river recovery stories. Two dams once blocked salmon from reaching upstrea...
- Four dams built on the Klamath River between 1918 and 1966 made power, not water storage; in 2024, the last came down, reopening 420 miles of salmon habitatIn a groundbreaking initiative, four dams on the Klamath River spanning California and Oregon have been dismantled after a century of exist...
- In 2025, Mowi launched Chile’s first floating-solar salmon farm. 1 year later, solar and batteries cover 57% of its power needs and are expected to cut diesel use by 36,750 gallons a yearA salmon farm in southern Chile now uses floating solar panels and batteries. This system supplies approximately fifty-seven percent of the...
- Since 2022, Alaska crews have placed more than 1,000 whole trees in a creek damaged by gold mining, helping restore 2.3 miles of salmon habitatResurrection Creek in Alaska has been revitalized into a thriving river thanks to comprehensive restoration efforts. By introducing entire ...
- In 2011, California turned dormant rice fields into winter salmon nurseries; the young fish grew up to eight times faster than in riversFlooded rice fields in California's Yolo Bypass are helping young salmon grow significantly faster. These fields provide a rich food source...
- In 2012, anglers and biologists reported strange black tumors on catfish in a Vermont-Quebec lake. Years later, genetic testing revealed the shocking outcome: The tumors are a rare contagious cancer spreading between fishBrown bullhead catfish in Lake Memphremagog are showing unusual black tumors, raising concerns among researchers. Genetic studies indicate ...
- In 1948, America built Mud Mountain Dam for flood control; decades later, a $112 million facility was designed to carry 1.2 million fish around it annuallyThe Mud Mountain Dam serves as a crucial flood prevention structure, shielding communities downstream from severe weather. Yet, its constru...
- In 2012 and 2013, Maine removed two hydroelectric dams from the Penobscot River; river herring later rose from almost zero to more than six millionMaine's Penobscot River shows a remarkable environmental recovery after dam removals. Millions of river herring have returned to the waterw...
- In 1942, America completed Friant Dam and diverted most of the San Joaquin River into farms; a salmon run once numbering nearly 50,000 adults collapsedFriant Dam construction in California significantly altered the San Joaquin River's flow. This action disconnected salmon from their spawni...
- The world has an anchovy problemProduction has plummeted by up to 40%, sending fishmeal prices to record highs. This crisis threatens to significantly increase the cost of...
- In 1979, old salmon cans were stored in an Alaskan cannery, and decades later, when scientists cracked them open, a rising worm count revealed something unexpected about changing ocean food websOld canned salmon from Alaska reveals a significant increase in parasitic worms. Scientists studied cans dating back to 1979. This rise in ...
- Chinese aggression escalates in disputed PMZ watersTensions escalate in the Yellow Sea as China constructs a massive steel rig, triggering a standoff with South Korea. Korean ships attemptin...
- Donald Trump wants US to be world’s dominant seafood leader but environmental organizations are red flagging President's executive orderDonald Trump's order represents a dramatic shift in federal policy on fishing in U.S. waters by prioritizing commercial fishing interests o...
- Warming rivers in US West killing fish, imperiling industryHundreds of thousands of young salmon are dying in Northern California's Klamath River as low water levels brought about by drought allow a...
- Norway says its salmon not source of Beijing virus outbreakNorwegian salmon came under scrutiny in China after a recently discovered cluster of new coronavirus cases was reportedly traced to the Xin...
- Norway eyes doubling seafood exports to IndiaNorway, the second largest seafood exporting country in the world, is hopeful of doubling its exports to India over the next few years.
- Kerala government to train women, open fish product stalls under brand name 'Fish Maid'KSCADC has tied up with the Central Institute of Fisheries Technology for technological support in preserving and packaging the products.
- Trout vanishing from Himayalan rivers?While no population estimates are available, local conservationists say it is getting increasingly difficult to find trout in the Himalayan...
- Norway smokes a salmon for Indian dinersIn this year’s budget, the finance minister made an odd little change. He reduced duty on import of Atlantic salmon from 30% to 10%.
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