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The LEO Network is a worldwide network of observers and experts that share their observations of environmental change.
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Salmon Is Disappearing From Russia’s Amur River. It’s Taking Local Tradition With It
The Amur River, once full of salmon, has seen the fish all but vanish since 2017. The problem started because of over fishing. At first companies were harvesting in the first 100 kilometers of the river, and since they have expanded 700, 800 kilometers upstream.
Khabarovsk, Khabarovsk Krai, Russia
The Moscow Times

Russian salmon fishermen dumping excess catch
Salmon harvesters in the Far East parts of Russia have landed so much fish that they have begun to dump some of their excess catch wherever they can, forcing the region to confront an epidemic of rancid, rotting salmon.
Kamchatka, Russia
Moscow Times

Tribe catches coho salmon on free-flowing Elwha River, a first since dam removals
The Lower Elwha Klallam Tribe catches coho salmon on the free-flowing Elwha River for the first time in over a century since the removal of dams, marking a historic moment for the tribe and the river's recovery.
Elwha River, Washington, United States
The Seattle Times

Wild salmon in Irish rivers displaying symptoms of red skin disease
Salmon affected have a characteristic red-spotted rash on their underbelly and may appear lethargic or moribund. In the past few weeks, suspected cases have also been reported in Denmark, Norway and Scotland.
River Leannan, Co. Donegol, Ireland
The Irish Times

Spill of farmed Atlantic salmon near San Juan Islands much bigger than first estimates
A fish farm was destroyed after the Atlantic salmon escape, with Cooke Aquaculture calling it a “salvage operation.” Scientists debunked the statement from Cooke that “exceptionally high tides and currents coinciding with this week’s solar eclipse” caused the damage.
Cypress Island, Washington, United States
The Seattle Times

Stinger jellyfish swarms wipe out farmed salmon in west of Ireland
Killary Harbour, Ireland
The Irish Times

As Wild Salmon Decline, Norway Pressures Its Giant Fish Farms
New rules to combat sea lice have angered Norway’s important aquaculture industry. But environmental groups want to go much further.
Byrknes, Sogn og Fjordane, Norway
The New York Times

After Atlantic salmon spill, fish farms’ future under attack on both sides of border
Cooke Aquaculture Pacific knew its Cypress Island facility was “vulnerable” before the spill that sent tens of thousands of invasive Atlantic salmon into Puget Sound. Now, the future of Atlantic salmon farming in Washington is in doubt.
Anacortes, Washington, United States
The Seattle Times

No more ‘Kings of the Columbia’: Chinook salmon much smaller these days
Like its old-growth trees, the Northwest’s big, old chinook salmon are largely gone, a new study finds, with implications for Puget Sound’s critically endangered southern resident killer whales.
Columbia River, United States

Please go fishing, Washington state says after farmed Atlantic salmon escape broken net
Thousands of farmed Atlantic salmon were accidentally released into the waters between Anacortes and the San Juan Islands, and officials are asking people to catch as many as possible. Tribal fishers, concerned about native salmon populations, call the accident “a devastation.”
Cypress Island, Washington, United States

Ancient white sturgeon caught in Canada
The fish measured 56 inches in circumference and weighed 800 lbs. Its age is not known, but it could be more than 100 years old, given its size. The monster sturgeon had never been tagged before, so this may have been the first time it was caught.
Agassiz, British Columbia, Canada
The Irish Times

Eco disaster at Kamchatka peninsula with mass death of sea animals at precious Pacific beach
Khalaktyrsky Beach near Petropavlovsk is littered with hundreds of dead sea animals, from deep-sea Giant Pacific octopuses, to seals, sea urchins, stars, crabs and fish. Surfers were the first to raise alarm after problems with eyesight, fevers and throat aches.
Khalaktyrsky Beach
Siberian Times

Dead giant octopuses washed ashore south from Kamchtka peninsula on the Kuril Islands
A mass die off of fish and invertebrates has been reported in the Sea of Okhotsk, west of Kamchatka. Dozens of surfers reported symptoms including including poor eyesight, fever, diarrhea, nausea, vomiting, skin rashes and head and throat aches.
Severo-Kuril’sk, Sakhalin, Russia
Siberian Times

Mass death of herring on Sakhalin island: what is the cause?
Thousands of herring washed up around Piltun Bay in northeastern Sakhalin..
Okha, Sakhalin, Russia
Siberia Times

Southern resident whales returning later to Salish Sea in ‘drastic’ change
Southern resident killer whales made their first appearance in the Salish Sea on Canada Day after more than two months with only a brief sighting off the west coast of Vancouver Island.
Strait of Georgia
Times Colonist

Rare fish washes ashore at Whiffen Spit
It was a king-of-the-salmon (Trachipterus altivelis), a deep-sea-dwelling species of ribbonfish. Its common name comes from the legends of the Makah people west of Strait of Juan de Fuca, which believe this “king” leads the salmon to their spawning grounds each year.
Sooke, British Columbia, Canada
Times Colonist

Where salmon recreational fishing will be closed to boost orcas
Federal officials have shut down salmon and recreational fishing for the summer in key feeding grounds for killer whales. The closures, which took effect Friday, apply to parts of the southern . . .
Gulf Islands, British Columbia, Canada
Times Colonist

Lake Washington sockeye hit record low, another signature Seattle fish at brink of extinction
Some 22,950 sockeye were counted at Ballard’s Hiram Chittenden Locks in 2020, but only about 3,000 made it to the mouth of the Cedar. Another 40 to 50% of those fish typically die on the spawning grounds before they can reproduce.A vortex of climate change, urbanization and predators endangers a beloved species.
Seattle, Washington, United States
Seattle Times

The warm ‘blob’ in Canada’s Pacific Ocean
Last year, 2014, was the hottest year ever recorded on Earth. Unlike other worldwide problems from which Canadians might feel relatively safe and isolated, but Canada is actually ground zero of global climate.
Gulf of Alaska / Northeast Pacific

Dolphins in Salish Sea signal warming worries

Poisonous porcupine fish arrives on Island shores — a B.C. first
Gavin Hanke reaches a gloved hand into the formaldehyde tank at the Royal British Columbia Museum very, very carefully. What emerges is a B.C. first — a poisonous spotted porcupine fish.
Jordan River, B.C. Canada

As Bering Sea ice melts, Alaskans, scientists and Seattle's fishing fleet witness changes on a massive scale
Instead of halibut, fisherman are increasingly catching less valuable Pacific cod, voracious bottom feeders whose numbers in recent years have exploded.
Savoonga, Alaska, United States
Seattle Times

Mayflies, algae both part of the game for Lake Erie walleye anglers
Anglers has expressed concerns that this early-arriving green slime signals the end of what was viewed as the summer of plenty for walleye fishermen.
Toledo, Ohio, United States
The Blade

Oil spill reaches Laguna Beach, threatens Crystal Cove in Newport Beach as cleanup efforts intensify
The oil likely will continue to encroach on Orange County beaches for the next few days, officials said.
Los Angeles Times

Algae bloom chokes Achencoil river stretch
Eutrophication — excess nutrients in water — and environmental changes were identified as the cause of the harmful algal blooms in the fresh aquatic system of the Achencoil.
Pathanāmthitta, Kerala, India
The Hindu

Fish Seek Cooler Waters, Leaving Some Fishermen’s Nets Empty
Catch limits for fishermen are often based on where fish have been most abundant in the past. But they have failed to keep up with geographical changes.
Rhode Island, United States
New York Times

Three great white sharks venture 'very tight' to Nova Scotia shores
Three great white sharks broke the border rules big-time on Friday. The sharks were tracking very tight to shore near South Shore communities.
Lunenburg, Nova Scotia, Canada
The Telegram

'Nature is taking back Venice': wildlife returns to tourist-free city
Look down into the waters of the Venice canals today and there is a surprising sight – not just a clear view of the sandy bed, but shoals of tiny fish, scuttling crabs and multi-coloured plant-life.
Venice, Veneto, Italy
The Guardian

Strange electric rays wash up on Provincetown beach
Researchers document unusual find: 31 torpedo rays wash up on Provincetown beach just after Christmas.
Provincetown, Massachusetts, United States
Cape Cod Times

‘The salmon will come back again’: First Nations document devastating low returns on B.C.’s central coast
First Nations on B.C.’s central coast are sounding the alarm after once-abundant salmon runs see devastatingly low returns in 2021
Bella Bella, British Columbia, Canada
The Narwhal

Hundreds of thousands of fish dead in NSW as bushfire ash washed into river
Ecologist fears the Macleay River may take decades to recover, with heavy rains likely to affect other waterways
Macleay River, New South Wales, Australia
the Guardian

Salmon numbers continue to drop in Newfoundland rivers
DFO science recommends closing salmon rivers to retention angling for remainder of season.
Newfoundland, Canada
The Telegram

Salmon fishing banned along California coast as population plummets
It’s only the second time in history that the ocean salmon fishery has been closed in California, and the decision reflects a major decline in fish populations after the state’s driest three-year period on record.
Bolinas, California, United States
Los Angeles Times

Rare Glass Sponge Reef Smothered By Fish Farm Waste
Underwater camera captured ‘a wasteland, covered in brown sediment.’
Cecil Island Fish Farm, British Columbia, Canada
The Tyee

Salmon fishing closes on large stretch of Columbia
The counts of fall Chinook at Bonneville Dam are 29 percent below preseason forecasts, and ongoing fisheries are approaching the allowable catch limits under the Endangered Species Act (ESA).
Columbia River, Washington, United States
The Columbian

Killer whales are stalking boats and stealing their fish
Pods of killer whales are stalking the boats of Alaska fishermen and stealing their halibut catches, leaving the men with no fish and thousands of gallons of fuel wasted trying to flee.
It’s not...
Bering Sea
The Verge

Salmon rivers closed in face of high temperatures, low water
Salmon rivers like the Exploits River were closed to anglers around the province by the Department of Fisheries and Oceans earlier this week because of low water levels.
Botwood, Newfoundland and Labrador, Canada
The Telegram

Sea Lice Plagues Return and Threat to Wild Salmon Increases
Major sea lice epidemics have erupted on Atlantic salmon fish farms on Vancouver Island’s west coast over the last three months, according to industry, Fisheries and Oceans Canada and independent reports.
Clayquot Sound, British Columbia, Canada
The Tyee

110 salmon counted on Salmon River; tribe says new research could lead to protections
Another troubling sign of the poor state of this year's Pacific Ocean salmon runs was discovered on one the Klamath River's tributaries after an annual fish survey counted the second lowest number of spring-run Chinook salmon on record.
Salmon River, California
Eureka Times-Standard

Oceans suffocating as huge dead zones quadruple since 1950
Areas starved of oxygen in open ocean and by coasts have soared in recent decades, risking dire consequences for marine life and humanity
Temuco, La Araucanía, Chile
The Guardian

Farmed Atlantic Salmon Virus Linked to Disease in Chinook
Research finds farmed salmon virus may cause jaundice/anemia.
Okisollo Channel, British Columbia, Canada
The Tyee

NOAA trawl survey: Cold pool returns in the Bering Sea
The Bering Sea’s cold pool, a critical part of the seafloor ecosystem, had shrunk to a worrying degree in recent years, but it is continuing to slowly return, according to the latest results of NOAA’s bottom trawl survey. Saffron cod, also called tomcod, seems to be bouncing back after a few bad years, and Arctic cod and blue king crab numbers were also better.
Bering Sea
The Nome Nugget

Florida Algae Blooms Send People to Hospital, Kill Marine Wildlife
Nearly 4,000 dead fish were counted on Sanibel area beaches and parks.
Saint Lucie River, Florida, United States
The Weather Channel

Sargassum is blamed for dead fish on Ambergris Caye
The thick accumulation of these sea plants on the coastline is apparently causing detrimental effects on certain fish species as residents have reported dead fish along the shores.
San Pedro Town, Belize, Belize
The San Pedro Sun

Scientists find dramatic increase in pollock in Northern Bering Sea
Three researchers from the NOAA Alaska Fisheries Science Center completed a trawl survey of the Northern Bering Sea in 2017 and found a dramatic increase in pollock.
Northern Bering Sea, Alaska, United States
The Nome Nugget

In Greenland’s northernmost village, a melting Arctic threatens the age-old hunt
But the age-old Inugguit lifestyle is changing fast as the climate warms, disrupting long-held patterns and possibilities and forcing economic challenges as a traditional hunting culture weighs new industries such as fishing and even tourism.
Qaanaaq, Greenland
The Washington Post

Gulf of Maine Water Temperatures Soar Near Record Highs After Ocean 'Heat Wave'
NOAA and NASA satellites measured an average sea-surface temperature of 68.93 degrees Fahrenheit in the Gulf of Maine on Aug. 8, only 0.05 degrees below the all-time record high of 68.98 set in 2012. It is the epicenter of the U.S. lobster fishing industry, an important feeding ground for rare North Atlantic right whales .
Gulf of Maine
The Weather Channel

Atlantic salmon escape U.S. fish farm near B.C. waters
Local Indigenous community says the invasive species could devastate fishing industry in the area
Cypress Island, Washington, United States
The Globe and Mail

Extraordinary levels of pollutants found in 10km deep Mariana trench
Mariana Trench
the Guardian

Southern Hemisphere Hoodwinker Sunfish Washes Up in California
Rare hoodwinker sunfish, never before seen in Northern Hemisphere, washes up at Coal Oil Point Reserve
Isla Vista, California, United States
The UCSB Current

Lack of food drives away southern resident killer whales
The southern resident killer whales who returned to their traditional summer feeding grounds in the Salish Sea on Tuesday and Wednesday after a long absence have apparently left again, and although most of the members of J-, K- and L-Pods appeared to be healthy, at least one may be close to starvation.
Salish Sea

Invasive snakehead fish found in B.C. park lagoon
Voracious predator could be big threat to native aquatic populations
Vancouver, British Columbia, Canada
The Globe and Mail

More dead marine mammals, birds found on region’s beaches
Alaska Sea Grant agent Gay Sheffield from Nome responded to report of a dead bowhead and a dead grey whale northeast of Shishmaref near Cape Espenburg.
Shishmaref, Alaska, United States
The Nome Nugget

Seafood's new normal: An ecosystem at risk
Special report: A huge disruption to California's coastal ecosystem is under way after several years of unusually warm ocean conditions and drought.
Northern California Coastal Areas
The San Francisco Chronicle

‘It’s pretty dire’: Vancouver Island salmon under threat from climate change-induced droughts
Since the initial June to July heatwave shocked the Pacific Northwest, Heim says the Tsolum River Restoration Society has observed significantly fewer fish in the river, especially in its lower portions. Many of the remaining coho, which survived the heat wave, are suffering from diseases and fin rot as a result of heat stress.
Courtenay, British Columbia, Canada
The Narwhal

Humpback salmon have invaded the River Teno
This summer, the number of humpback salmon in the River Teno, the border river between Norway and Finland, has increased enormously from last year. These salmon have been swimming near the shores, with masses of them dying in the river from exhaustion. Local people are extremely worried.
Teno River, Norway/Finland Border
The Independent Barents Observer

‘A lot of salmon died’: Ahousaht Guardians look to watershed restoration amid B.C.’s dangerously dry summer
B.C. drought exacerbating forestry damage to Bedwell River near Tofino as Ahousaht First Nation works to protect salmon, restore watershed.
Tofino, British Columbia, Canada
The Narwhal

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