26 July – Kenai
Fjords

Kenai Fjords contains the many fjords created by the Harding Ice Field, a 700 square mile area of ice that has caused dozens of glaciers to push through into the sea. The geology of this area is what caused the formation of the ice field – the Pacific tectonic plate subducted under the North American plate millions of years ago, creating such mountain ranges such as the Alaskan, Brooks and this Chugach Range. The proximity to the ocean allows for a weather pattern that produces vast amounts of precipitation; in some years, the Harding Ice Field gets over 100 inches of snow. The pressure caused by the accumulation of this much weight is what created the ice field, and like a tube of toothpaste being squeezed, the ice is getting pushed out through the mountain channels in the form of glaciers.
A fjord is any bay created by a glacier and filled in with
water – it’s a remarkable ecosystem that is uniquely suited for an abundance of
wildlife. At times during their creation, the glacier pauses and sediment from
the glacier is deposited at a certain spot; this means some bays such as Aialit
Bay where the Kenai Fjords Glacier Lodge is located has dramatic depth changes
because of undersea shelves – at points the depth goes from 700 meters to 35
meters, then back down to 700 meters. Upwelling from currents makes for strange
pockets where sometimes hunks of ice accumulate.
Additionally, minerals carried by glaciers feeds these
coasts, and the nutrient rich water is ideal for algae, jellyfish, plankton,
and small fish. This in turn drives up the larger marine mammal and sea bird
populations.

As we continued out of Resurrection Bay, we were surprised
by a pod of about 7 orca. They started a few hundred yards away from us, but as
they came closer they suddenly started to breach. Our captain Shawn said in the
10 years he’d been here, he had never seen a male breaching so we got lucky.
About three of them jumped out of the water two or three times each – it was a
great show.

We saw several more marbled murrelets and pigeon guillemots
(some of which took off flying by running across the water and furiously
flapping before taking off – reminding me of a B-52 bomber in their lumbering
gravity-defying way – showing us their bright red feet). We also saw several
harbor seals and two sea otters.
We made it back to the lodge in time for happy hour, where
they were serving “glacieritas” – margaritas served over glacier ice that had
been harvested by one of the naturalists. (I had a soda water over glacier
ice. Refreshing!). The group is very friendly, many of whom were interested in our project,
which was nice to hear!
27 July – Kenai
Fjords


We did the Pederson Glacier hike for the morning activity – we took the kayak across Pederson Lagoon (after stopping to see a sea otter with her baby) and hiked about a mile through the rainforest (and rain) to Upper Pederson Lagoon.
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Not much view of the glacier from Upper Pedersen Lagoon |

But it was interesting to see the different types of
vegetation that changed as we got closer to the glacier – it has receded almost
1500 feet in the past 100 years so the areas closer to the glacier are really
mossy, gravel/rock-strewn, and have no larger trees or brambles. Our guide,
Benny, is a bird expert, and he gave us some
interesting insight to being out here in the Alaskan backcountry. He thinks of
‘wilderness’ as being more a state of mind than a place, which then makes it
easier to understand wilderness if you don’t have the ability to actually go
there and experience it for yourself.
We went back to the lodge for lunch, dropping our wet things
off in the drying room (a room heated by the residuals from the generators and
kept at around 100 degrees – which easily dries all our wet items in just an
hour or two. Genius!).
In the afternoon, we went on the Addison Lake hike –which was great for seeing the different types of salmon which come up to spawn. Guide Grace took us along with George and Susan (the couple from Florida that we met on the boat ride over). We canoed across the lower lagoon and hiked about an hour across to Addison Lake, where we dragged another canoe into the water. It is just about the time of year for spawning, which means they have been using all their energy to get ready (thus turning basically into zombie fish which will soon die).
Salmon are interesting because they are born in freshwater,
swim into the ocean to live for 2-6 years, then swim upstream against the
current to return to the lakes and ponds where they were born in order to lay
their eggs. In their ocean stage, salmon all look fairly uniform – a silvery
color. When they are ready to reproduce, their colors and bodies change; the
males get their distinctive hooked mouths, they change to their bright
red-orange-green colors, and the bodies of some species build up muscle to help
them make it up the rivers to their lake birthplaces. Once they spawn, they
die, and their bodies return to the pond to feed the multitude of organisms
that thrive there – including their babies. In Addison Lake, we saw Chum, King,
and Sockeye salmon.
In the afternoon, we went on the Addison Lake hike –which was great for seeing the different types of salmon which come up to spawn. Guide Grace took us along with George and Susan (the couple from Florida that we met on the boat ride over). We canoed across the lower lagoon and hiked about an hour across to Addison Lake, where we dragged another canoe into the water. It is just about the time of year for spawning, which means they have been using all their energy to get ready (thus turning basically into zombie fish which will soon die).


28 July – Kenai
Fjords to Cooper Landing

Randy took us out 2 miles to Slate Island, where we were
able to kayak partway into a couple caves.
Because we went first up the eastern
side of the island, we got a wonderful view of Aialik Glacier right when we
reached the end of the island.
There was a small gap between the main island and a smaller outcropping, and we could just see the first peek of the glacier between the gap. Randy maneuvered us through the narrow gap, where the current shot us out the other side and into full view of the glacier. We could hear the rumbling of the calving glacier, and the air was definitely cooler on that side of the island.
Being down on the water and looking up at the huge glacier was
deceptive – it felt as though we were really close, but we were still about 3
miles away from the base of the glacier!
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Slate Island sea cave |
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The first peek of Aialik Glacier |
There was a small gap between the main island and a smaller outcropping, and we could just see the first peek of the glacier between the gap. Randy maneuvered us through the narrow gap, where the current shot us out the other side and into full view of the glacier. We could hear the rumbling of the calving glacier, and the air was definitely cooler on that side of the island.

On the northwest corner of the island, we found a bald eagle
nest on a spruce tree; we waited a few minutes and a bald eagle came soaring
into view and landed on the highest ledge above the tree. In the water we saw
hundreds of tiny (quarter and dime sized) moon jellyfish, with one or two
lion’s mane jellyfish thrown into the mix.



Right before coming in to Seward, a huge, bright rainbow
appeared, right next to Paradise Glacier. It was the perfect way to end a great
expedition.


29 July – Kenai
Peninsula to Anchorage


On our hike back, we saw a little vole darting across the trail.
It was the only wildlife we saw, despite the fact that the main trail to Exit
Glacier was closed because of a black bear sow and her two cubs that were
roaming around the area.
After stopping at the post office and having a quick lunch,
we went to the Alaska Sealife Center based on several recommendations. It’s a
great little aquarium, reminiscent of the Monterey Bay Aquarium, but focusing
on the marine diversity particularly in the Kenai Fjords area. It was
particularly interesting to see an up-close view of the horned and tufted
puffins, since they’re so skittish in the wild and hard to get close to.

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