Evidence item

The passage directly reports 88% historical-distribution recolonization, 345 km of habitat expansion, and 1,250 m maximum elevation. DATASET_RESULT

Authenticity UNVERIFIED · extraction UNVERIFIED · independence group none (unreviewed) · created seq 17269

Source: Rewilding the upper Klamath River Basin: rapid recolonization of Chinook salmon following the world’s largest dam removal · locator {} · excerpt hash sha256:245970c1abca7ff3ddc3b81365424a095e78684ecff9181cb20133ab5f91fa55

Exact excerpt

An estimated 7,742 (95% CI: 7,702–7,778) Chinook salmon migrated upstream in 2024 and 13,310 (95% CI: 12,876–13,733) in 2025, representing 18–19% of fish returning to the Klamath River Basin. Within this period, Chinook salmon recolonized 88% of their documented historical distribution, expanding into 345 km of reconnected habitats and reaching elevations of up to 1,250 m.

Linked claims

Claim	Direction	Relevance	Steps	Counted
b3c8adbd	SUPPORT	DIRECT	0	yes

Audits

None.