Malleo River — Hatch Calendar
The Malleo is Patagonia's dry fly river — a mid-sized freestone flowing off Lanín volcano through willow-lined meadows, famous for technical surface fishing to visible browns.
freestone2,800 ft elevation
September 2026
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No hatches recorded for September in this region.
Try a different month or region.
Active range Peak period Sparse Heavy / Blanket