kson logo 72dpi reducedThe Klamath Siskiyou Oak Network (KSON) is a collaborative regional partnership. Our mission is to conserve oak habitats on private and public lands in southern Oregon and northern California. 


Klamath Siskiyou Oak Network

KSON works with the community and partners within the Klamath Siskiyou Bioregion to:

  • Promote the restoration and conservation of oak habitats
  • Provide a forum for education and community engagement on issues affecting oak plant communities
  • Encourage applied science, monitoring, and adaptive management in the restoration of oak habitats
  • Develop and promote best management practices for oak restoration
  • Integrate social, economic, and eco-cultural values in the understanding of oak plant communities
  • Form partnerships and alliances with organizations that share interests in habitat conservation andrestoration of oak savanna, woodlands, and mixed forest

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Where we work

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KSON is focused in the Klamath-Siskiyou bioregion of southern Oregon and northern California, a geography that shares similar oak communities dominated by Oregon White Oak and California Black Oak.



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Why Oaks?

Oaks in the Klamath Siskiyou Bioregion…

What makes them so special?

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  • Oak habitats contains a diversity of vegetation types, including woodland, chaparral, and mixed oak/conifer
  • Oak habitats are some of the most biodiverse habitats in southern Oregon and northern California (many endemic plants, and more than 300 vertebrate species)

  • Oak woodlands are an Oregon Conservation Strategy Habitat (ODFW 2006)

  • Oaks provided critical physical and cultural resources for native people

  • Oak are fire-adapted and were maintained using burning as a management tool

  • A mosaic of oak vegetation provides fire resilience to the landscape

  • Oak woodlands have experienced losses up to 33% in California and up to 95% in Oregon

  • Threats include conifer encroachment, oak densification, intense fire, overgrazing, invasive exotic species, development and fragmentation

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The Klamath Siskiyou Oak Network website is hosted by the Klamath Bird Observatory.  To return to Klamath Bird Observatory, click here.