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ARNHA

American River Natural History Association

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Image by Annie Spratt

The ACORN Magazine

Hey nature enthusiasts! Have you checked out the latest ACORN magazine? It's not just a publication; it's your gateway to the wonders of Effie Yeaw Nature Center. Dive into its pages to discover the hidden treasures of our local flora and fauna, along with tips for exploring the great outdoors. ACORN is your companion for nature adventures right here in our own backyard. Pick up your copy and let's embark on a journey of discovery together!

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Spring 2024

Get ready to spring into action with the latest issue of Effie Yeaw Nature Center’s The Acorn magazine! The Spring 2024 edition is hot off the press and ready for your reading pleasure. Download it using the link below and dive into a world of fascinating articles.

In this issue, discover:

  • The buzz about the decline of butterflies in our region

  • How local heroes are tackling climate change

  • Why your pooch can't strut their stuff in the Nature Study Area

  • The scoop on the California Naturalist Program

  • And much more!

Don't miss out—grab your copy now and let the adventure begin!

Winter 2023

Discover the wonders of winter in the latest issue of ARCORN Magazine! Dive into the fascinating world of birds and climate change, exploring how our feathered friends are adapting to a changing world. Explore the impact of climate change on the American River and learn about efforts to protect this vital ecosystem. Get a glimpse into NatureFest '23 with captivating snapshots of wildlife and nature enthusiasts. Delve into the secrets of wildlife through a wildlife camera study, revealing the hidden lives of our animal neighbors. Have burning questions about nature? Ask a Naturalist! And last but not least, join us in welcoming Einstein the tortoise to the ARCORN family. There's something for everyone in this issue, so grab a copy and let your curiosity soar!

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Fall 2023

Immerse yourself in the wonders of autumn with The ACORN magazine's Fall 2023 issue. Explore the intricate relationship between Climate Change and our cherished Oak Woodland, gaining insights into how these changes affect our local ecosystem. Meet a dedicated volunteer in our Volunteer Profile, highlighting the invaluable contributions of individuals who work tirelessly to preserve our natural heritage. Join us on a journey with Toddlers on the Trail, discovering the magic of nature through the eyes of our youngest adventurers. Have burning questions about the natural world? Look no further than Ask a Naturalist for expert insights and answers. The Fall 2023 issue of The ACORN is a testament to the beauty of the season and a reminder of the importance of environmental stewardship.

Summer 2023

Dive into the Summer 2023 issue of The ACORN magazine and explore the fascinating world of River Otters, learning about their playful antics and important role in our ecosystem. Journey back in time with a feature on Fossils, uncovering the ancient history preserved in our local landscapes. Discover the exciting changes happening at the museum with our Museum Refresh article, showcasing new exhibits and interactive experiences for visitors of all ages. Reflect on the power of nature with a special feature on the January Storms, highlighting the resilience of our environment in the face of adversity. The Summer 2023 issue of The ACORN is a celebration of our natural world and a reminder of the importance of conservation and preservation.

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Mission and Bylaws of the
American River Natural History Association

The American River Natural History Association is a 501c3 nonprofit public benefit corporation whose purpose is to conduct, promote, aid, and augment educational and interpretive activities about the natural and cultural histories of the Sacramento region, principally in the American River Parkway, the Effie Yeaw Nature Center, and the educational facilities of other organizations and agencies along the lower American River.  We are governed by the Bylaws of the Association, click "bylaws" tab below.

Board Meetings
Join us for the American River Natural History Association (ARNHA) Board Meetings, typically held on the 3rd Wednesday of each month at 6:30 PM. Your participation is welcome as we discuss important matters related to our mission of conducting, promoting, aiding, and augmenting educational and interpretive activities focused on the natural and cultural histories of the Sacramento region. Our work primarily serves the American River Parkway, the Effie Yeaw Nature Center, and other educational facilities along the lower American River.

Meeting Calendar 2024

  • **Tuesday, September 17th - Annual Membership Meeting

  • Wednesday, October 16th 

  • Wednesday, November 20th

  • Wednesday, December 18th

Annual Reports

The Natural History Association provides Annual Reports on the activities and accomplishments of the organization.  The Association also submits all required tax filings annually. 

Master Plan 
(2021 Edition)

Strategic Plan

The Board of Directors adopted a Strategic Plan in 2021 that provides focus and direction for the Board and staff’s activities.  The complete Plan can be found here.

The Goals of the Plan include:

  1. PROGRAMS – Realize full onsite and outreach program potential based on community needs.

  2. SUSTAINABILITY – Secure and maintain required financial resources that support the Effie Yeaw Nature Center as the premier nature education provider in the Sacramento region.

  3. PEOPLE – Continue to build an exemplary team of dedicated, passionate, and skilled individuals in a positive and productive work environment.

  4. PHYSICAL SITE/HABITAT – Enhance the physical and structural site to provide optimal use for visitors, staff, and animals.

  5. BOARD CAPACITY – Enhance the membership, skills, and diversity of the American River Natural History Association Board of Directors to set direction and provide oversight of the Natural History Association and the Effie Yeaw Nature Center.

Meet Our Board Members

See below for a list of our current Board Members.

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