• Waiting for supper to cook in the Valley of Ten Thousand Smokes in 1917.


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Nature & Science

Pumice, a rock less dense than water, from the Valley of Ten Thousand Smokes often rafts for dozens of miles across Naknek Lake.
NPS/M. Fitz
Katmai was declared a national monument in 1918 to preserve the living laboratory of the cataclysmic Novarupta-Katmai eruption, particularly the Valley of Ten Thousand Smokes. Since then, Katmai has become significant for more than volcanoes. Read more about Nature and Science in Katmai by exploring the links below.
Animals: 42 species of mammals, hundreds of species of birds, and many more invertebrates make Katmai home.
Environmental Factors: Katmai is a place where geology, climate, and life conspire to create a dynamic landscape.
Plants: Over 700 species of plants have been documented in Katmai.
Research: Learn more about conducting research and obtaining a research permit.
Southwest Alaska Network (SWAN): The SWAN program is one of 32 National Park Service inventory and monitoring networks across the country established to facilitate collaboration, information sharing, and economies of scale in natural resource monitoring.

Did You Know?

Visitors on their first floatplane ride.

Most people come to Katmai via floatplane. For many visitors, this is the first time in a small aircraft.