LEO Network

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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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Observations

Fish and Game kills 2 Dall sheep due to likely exposure to pathogen
Alaska Fish and Game shot two young Dall sheep near Salcha after potential exposure to Mycoplasma ovipneumoniae to prevent disease spread threatening the state’s declining population.
Salcha, Fairbanks North Star Borough, Alaska, United States
KUAC.org

Late to see moose along Richardson Highway
A series of observations indicate changing moose behaviors and migration patterns in the interior, with increased sightings in unusual locations and times of the year, potentially linked to climate change and habitat alterations.
North Pole, Alaska, United States

Invasive Elodea in Piledriver Slough
Invasive Elodea has been observed since 2020.
Moose Creek, Alaska, United States

Invasive Elodea in 28 Mile Pit
Elodea found on and near Eielson Airforce Base
Eielson Air Force Base, Alaska, United States

Invasive Elodea in Chena Slough
Invasive elodea decade history in the Chena slough with mitigation and persistent infestation.
North Pole, Alaska, United States

300 firefighters converge in Delta Junction to tackle area wildfires
More than 1,000 firefighters are suppressing wildfires across Interior Alaska, and about a third of them are working out of a temporary incident command post set up at the Deltana Fairgrounds in Delta Junction. The focus will be on the 47,000-acre Pogo Mine Road Fire.
Delta Junction, Alaska, United States
Alaska Public Media

Warm temps and wind fan Interior fires
An evacuation alert was also issued Friday for residents of the Lower Salcha River, from river mile 3 to 40. The Middle Salcha remains under a SET status, from river
Salcha, Alaska, United States
Fairbanks Daily News-Miner

Invasive Elodea in Harding Lake
Elodea was first observed in Harding Lake in 2020 growing in isolated patches and has since been assessed and managed by the Fairbanks Soil and Water Conservation District and its partners.
Salcha, Alaska, United States

Castner Glacier Half-Collapsed
Hikers should be cautious when hiking the Castner Glacier trail since chunks of ice may fall and the streams and rivers are very fast.
Castner Glacier Ice Cave

The Castner Glacier ice cave is collapsing and gushing meltwater
Scientists and officials are advising hikers to be careful around the ice cave.
Castner Glacier
Alaska Public Media

As snow melts, Interior Alaska biologists tally number of winter-killed wildlife
Biologists say the bison population took a big hit this winter. More than a dozen were hit and killed by vehicles because the animals were using roads in lieu of their usual trails, which were covered by deep snow and ice.
Delta Junction, Alaska, United States
Alaska Public Media

Heavy snow load collapses roof of Delta Junction’s only grocery store
The winter storm that dumped snow and freezing rain on the Interior over the holiday weekend also caused the roofs of two buildings in Delta Junction to partially collapse Sunday.
Delta Junction, Alaska, United States
KUAC

Why are spruce trees turning orange in the Alaska Range?
The answer to the Tang-colored mystery involves tiny spruce needle rust fungus spores that also rely on Labrador tea plants to survive.
Healy, Alaska, United States
Anchorage Daily News

As reported Delta-area mountain lion sightings increase, wildlife managers search for evidence
Joel Holbrook wishes he had grabbed his camera after he and his wife spotted what they swear was a mountain lion near their home, which is located near the Bluff Cabin Trail. Officials have confirmed the presence of mountain lions in Southeast Alaska, but have yet to substantiate reports of animals roaming further north.
*LEO Network says, if you are looking for photo proof, check out the post from Willard Hand in Tazlina.*

Alaska’s feline Bigfoot? Mountain lion sightings reported in Delta Junction
Biologists say they’ve been unable to confirm several reported sightings, including one from a resident who’s sure a cougar showed up in his yard.
Anchorage Daily News

Unexploded military ordnance complicates effort to suppress 6,600-acre wildfire near Delta Junction
Federal fire bosses are plotting a strategy to battle an unusually large early season wildland fire once it leaves military lands.
Anchorage Daily News

Warmest March
Warm air temperatures have melted the snow, leaving the soil without the insulation that snowcover usually provides.
Eielson Air Force Base, Alaska, United States

Suspected stolen vehicle falls through thin ice on Chena Lake
A borough employee who went to measure ice at Chena Lake got first-hand evidence that the lake ice ready for vehicles. “Lo and behold, there was a truck upside down on the bottom in about 25 feet of water,” Haas said. “No one was in it.”
Chena Lakes, Alaska, United States
Fairbanks Daily News-Miner

Chinook gusts up to 80 mph knock out power around Interior
Golden Valley Electric Association crews are still working to repair damage to power lines caused by warm chinook winds that blasted the Interior over the weekend, especially around Delta Junction.

An Interior wildfire sparks back up
A wildfire north of Delta Junction has reignited. The more than 8,000-acre South Fork Salcha Fire was started by lightning earlier this month in a remote area about 70 miles southeast of Fairbanks.

State checks dead mule deer near North Pole for dreaded parasite
Alaska Department of Fish and Game seeks the public's help in determining the date that an exotic deer died near North Pole.
North Pole, Alaska, United States
Fairbanks Daily News-Miner

Sinkhole pops up at Ft. Wainwright
A sinkhole has opened up on Ft. Wainwright in Fairbanks. The 3-foot diameter void discovered Monday near a housing unit, is suspected to be the result of thawing permafrost.
Fairbanks, Alaska, United States

Unusual sighting: mule deer in Interior Alaska
FAIRBANKS — Michael Houx was driving Tuesday evening between Eielson Air Force Base and Salcha when he saw an animal that he at first thought was a caribou.
Salcha, Alaska, United States
FairbanksDaily News-Miner

Heavy snow in Interior Alaska this winter has bison hanging out on plowed roads and digging up farmland
Bulldozer crews have cleared trails and fields for the bison in hopes of reducing the danger of collisions and damaged fields. There's a layer of ice up to two inches thick within the snowpack that has further complicated foraging.

Butterflies in the middle of winter and other insects in our homes
In Two Rivers,at a time when the outside air’s temperature has not been above freezing since October — three butterflies living in a heated garage.
Two Rivers, Alaska, United States

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