Koyukuk
geographical name
Koy·u·kuk
ˈkī-ə-ˌkək 
river about 500 miles (800 kilometers) long in north central Alaska flowing from the Brooks Range southwest into the Yukon River
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“Koyukuk.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Koyukuk. Accessed 3 Nov. 2025.
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