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Tag, You're It: Tracking the Grand Canyon's Toughest Fish

Season 2 Episode 5 | 4m 35s

Biologist Lindsay Hansen and her USGS team work day and night to study the federally threatened humpback chub in the Grand Canyon. Using PIT tags, they track fish growth and migration to understand how this resilient species adapts to cold dam flows and warming tributaries like the Little Colorado. Their efforts offer a glimpse of hope in an altered ecosystem.

Extras
Explore the life and legacy of notable Black scholar and civil rights pioneer W.E.B. Du Bois.
Sister Monica Joan readies herself to say goodbye to her home — Poplar.
Rosalind and Cyril pay Sister Monica Joan a visit.
Fireflies are a captivating phenomenon to witness on the prairie.
Nature’s rhythms; from fireflies flashing to cicadas emerging after years underground.
Miss Higgins offers a positive outlook on the changes they're about to face.
Fred expresses his concerns about Sister Monica Joan declining health.
Trixie shares her passions for midwifery as the maternity home gets ready to close its doors.
From beavers in wetlands to crayfish in streams, aquatic systems shape the prairies.
Wildlife are here for one reason: lunch!
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