LEO Network

About the LEO Network
The LEO Network is a worldwide network of observers and experts that share their observations of environmental change.
Continue

Observations

Storm Surge
A strong storm impacting NW Alaska with high winds and sea level rise (over 6 ft) caused localized flooding in Kotzebue.
Kotzebue, Alaska, United States

Prolonged Fog in Anchorage Area
Near record stretch of foggy days at Ted Stevens International Airport.
Anchorage, Alaska, United States

Warm Winter Weather Patterns along Kuskokwim River
This is the second year in a row that people from Chuathbaluk are able to use boats (skiffs) on the Kuskokwim River in November.
Chuathbaluk, Alaska, United States

Ask a Climatologist: Why do some lakes freeze faster than others?
One important factor is the depth of the lake. But there are other variables too.
Anchorage, Alaska, United States
Alaska Public Media
Annie Feidt, Alaska's Energy Desk - Anchorage

Fog For Days
More open water on rivers and lakes that add to the near-ground moisture.
Anvik, Alaska, United States

Weather in the Beaufort Delta Just Like Spring
Freda Alunik says it looks 'just like spring' at her camp near the Mackenzie River.
Mackenzie River, Northwest Territory, Canada
CBC News

Fish almost cut in half by discarded sports drink wrapper
Adam Turnbull found the fish growing around a ring of plastic.
Yahoo News

Floods close bridge, but no injuries reported
The torrential rain, exceptional even by Juneau’s standards, comes courtesy of Typhoon Lan, whose remnants have left Asia.
Juneau, Alaska, United States
Juneau Empire

A Not So Normal Summer
Drought, causing low waters in Goodnews River, no blackberries, and early cool weather.
Goodnews Bay, Alaska, United States

Lagarfljót River Has Flooded
Lagarfljót river, the river flowing through Egilsstaðir, the largest town in Eastern Iceland has begun to flood.
Lagarfljót River, Iceland
Iceland Review

Low Water Levels in the Yukon River
Water levels are 5 feet below normal.
Fort Yukon, Alaska, United States

A glacier dam bursts and creates minor flooding on the Kenai
Sport fishermen are struggling to reel in the rainbow trout and Dolly Varden that usually are so abundant in fall.
Snow River Bridge, Alaska, United States
Alaska Dispatch News

Hurricane Maria’s aftermath: ‘There will be no food in Puerto Rico’
In a matter of hours, Hurricane Maria wiped out about 80 percent of the crop value in Puerto Rico — making it one of the costliest storms to hit the island’s agriculture industry.
Yabucoa, Yabucoa, Puerto Rico
Alaska Dispatch News
Frances Robles, Luis Ferre-Sadurni, The New York Times

Millions at risk of water shortages as Asian glaciers melt
Asian glaciers are set to shrink by at least a third by 2100 due to climate change, researchers said on Thursday, threatening the millions who depend on their meltwaters for drinking and farming.
Himalayan Mountains
Mail Online

Extreme Flooding in Huslia
Huslia, Alaska, United States

Video shows methane leaking from beneath an Arctic river after spectacular eruption
Gas bubbles from waters filling crater hole on Yamal peninsula two months after volcanic-style explosion in thawing permafrost.
Yamal-Nenets District, Russia
Siberian Times

Debris Eroding from Old Dumpsite
Community concerned about health and safety from old site.
Cheenik Creek, Alaska, United States

Dry Koksilah River threatens fish in Cowichan Valley
The Koksilah River is in trouble, with low flows threatening fish populations.
Koksiloh River, British Columbia, Canada
Lake Cowichan Gazette

Russian River flooding is affecting Kodiak residents
Russian River flooded last week in Kodiak leaving some residents scrambling to address the damage.
Womens Bay, Alaska, United States
Alaska Public Media

The Post-Harvey Mosquito Invasion Seems Like Hell
Plenty of people have described Hurricane Harvey as a disaster of biblical proportions, and it seems the next plague is upon us. It’s not locusts. Thanks to untold quantities of filthy standing water, millions of mosquitos are starting to hatch. And yes, they do bite. They love to bite.
Houston, Texas, United States
Gizmodo

Human mood drugs end up in Great Lakes fish
Study finds Zoloft, Celexa, Prozac and Serafem in multiple Great Lakes fish species — possibly changing their behavior and impacting the ecosystem
Niagara River, New York, United States
Detroit Free Press

Landslides, floods, smoke: Prepare for climate change effects in Denali National Park
A new report identifies climate change as one of the challenges facing transportation in Alaska's most famous national park.
Denali National Park, Alaska, United States
Alaska Dispatch News

Earthquake swarm in Port Heiden continues
Earthquakes have rattled through Port Heiden more often than usual this year. Michael West is the State Seismologist with the Alaska Earthquake Center. He took a look to compare this year’s quake numbers with other years. Listen Now
Port Heiden, Alaska, United States
Alaska Public Media

Bellingham Bay Water Merging
On a field trip with Northwest Indian College Geology class to Chuckanut Drive saw water with apparent difference in color.
Bellingham, Washington

Late Freeze-up of Koyuk River
Koyuk River foze solid by Oct-14 by the 28th there was open water.
Koyuk, Alaska, United States

Juvenile Sand lance (Ammodytes personatus) intertidal burrowing
Victoria, British Columbia, Canada

Clumps of Foam Noticed Floating on the Fraser River
Agassiz, British Columbia, Canada

Unusual Fast Flooding
Unusually fast flooding on the Chignik River.
Chignik Lake, Alaska, United States

Lake Drying
Decades have passed and ponds are drying up.
Chistochina, Alaska, United States

Juvenile Pacific Herring ball (Clupea pallasii)
Henderson Point, North Saanich, British Columbia, Canada

Unusual Turbidity in Sarita River
Bamfield, British Columbia, Canada

Mixed schools of Sandlance (Ammodytes personatus) and Pacific herring (Clupea pallasii)
Victoria, British Columbia, Canada

Septembers Are Changing in Lower Kalskag
Unusually rainy year for Lower Kalskag this year.
Lower Kalskag, Alaska, United States

Mushy halibut syndrome reported by Inlet fishermen
Saltwater fishery officials are reporting a resurgence of a mysterious condition that's bound to turn the stomachs of anglers -- mushy halibut syndrome. Alaska Department of Fish and Game's Barbi Failor said the department is receiving more reports of mushy fish caught by sport fishermen all over Cook Inlet.
Kenai, Alaska, United States

Surf smelt (Hypomesus prestiosus) school
15m north of the Island View Beach boat ramp

Increasing Sea Surface Temperature at Langara Lighthouse
Langara Point Lighthouse, British Columbia, Canada

Increasing Sea Surface Temperature at Entrance Island
Entrance Island, British Columbia, Canada

Shoal Creek Now Dry
Cause for Drying Uncertain
Austin, Texas, United States

Nome Area Ponds Are Disappearing
Ponds in and around the Nome area are drying up.
Nome, Alaska, United States

Low Stream Water for Pink Salmon
But at least there is a stream...
Seldovia, Alaska, United States
Stephen Payton, Michael Opheim , Ryan Brubaker

Crayfish invade Kodiak waters
Alex Hughes is a Fish and Game technician who volunteers with KSWCD. He said based on their studies at the Buskin river, crayfish are successfully breeding. Crayfish are originally from the Pacific Northwest and as with many invasive species, it’s anyone’s guess how they got to Kodiak.
Kodiak, Alaska, United States
KTOO

River Changing - Chistochina Low and Slow
Chistochina River change
Chistochina, Alaska, United States

Low Waters For Fish in Kodiak
Pink salmon die-off, and low water levels at Antone Larsen Creek
Kodiak, Alaska, United States

Winter River Breakup
11-18-14 Winter river break-up - Kongiganak, Alaska, USA
Kongiganak, Alaska, United States

Storm Surge
Early fall weather conditions brought on an extreme storm surge in a Norton Sound community.
Shaktoolik, Alaska, United States

Boats Still on the River
11-1-13 Boats still on the river - Koyukuk, Alaska, USA
Koyukuk, Alaska, United States

Central Welland River Fish Kill
Common carp (*Cyprinus carpio*) and channel catfish (*Ictalurus punctatus*) die from low dissolved oxygen and ammonia that are the result of an over-application of biosolids.
Welland, Ontario, Canada

Still No Snow or Yukon River Ice
11-27-12 Still no snow or Yukon ice - Fort Yukon, Alaska, USA
Fort Yukon Alaska, United States

Air Pockets in River Ice
11-21-12 Air pockets in river ice - St. Marys, Alaska, USA
St. Marys, Alaska, United States

B.C.'s Cowichan River in danger of drying up
Duncan, British Columbia, Canada
CBC News

River Erosion on the Yukon Flats
Yukon Flats community dealing with river erosion and landscape changes that are threatening the loss of traditional harvesting areas.
Fort Yukon, Alaska, United States

Extreme Rain & Flooding
9-21-12 Extreme rain and flooding - Wasilla, Alaska, USA
Wasilla, Alaska, United States

Apparent native freshwater mussel mortality event

Support

Observation Template