When Is Fat Bear Week 2025. This year, fat bear week starts on october 5 and concludes on fat bear tuesday, october 11. Bear 128, nicknamed grazer, got 108,321 votes in the final bracket.
It is a way to celebrate the resilience, adaptability and strength of katmai’s brown bears. The 2025 fat bear calendar showcases the newest fat bear champ, along with the fat bears and cubs from this year’s bracket, facts and photos from katmai, and this year’s fat bear week final bracket.