Ice and Water in Southeast Alaska
As the planet warms, life is changing here
Credits: Kristin HettermannA fishing boat departs Petersburg early in the morning. Kristin Hettermann
Calving is the sudden breaking away of a mass of ice from a glacier ice shelf or iceberg. Tracy Arm Fjord. Kristin Hettermann
Intricacies of ice in the Tracy Arm Fjord. Kristin Hettermann
A river outside Petersburg close to Mitkof Island. Kristin Hettermann
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Salmon migrating from the ocean swim to the upper reaches of rivers where they were born to spawn on gravel beds. Kristin Hettermann
After spawning just once, Pacific salmon will immediately die and decompose to add nutrients into the stream system. Kristin Hettermann
A piece of glacier in Tracy Arm fjord off. Holkham Bay and adjacent to Stephens Passage within the Tongass National Forest. Kristin Hettermann
The twin glaciers North Sawyer and South Sawyer are located at the end of Tracy Arm Fjord. Kristin Hettermann
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Small bits of disintegrating icebergs are called "growlers" or "bergy bits." Tracy Arm. Kristin Hettermann
Ridgeline outside the town of Petersburg. Kristin Hettermann
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