The Eyak Preservation Council, operating under the name Cultural Defense Fund, is dedicated to honoring Indigenous and Eyak heritage while promoting the conservation of wild salmon culture and habitat through education and sustainable practices. With an operating budget of $49.2K and total revenue of $10K for the 2022 filing year, the organization focuses on pollution abatement, education, and water pollution issues. Notably, it does not rely on a single funder for 50% or more of its revenue.