Collón Curá River — Hatch Calendar
The broad Collón Curá gathers the Chimehuín and Aluminé into big, productive float water — long grassy banks that fish superbly through the terrestrial months, with strong caddis evenings and enough room to drift for days.
freestone2,300 ft elevation
November 2026
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Mayflies
Active range Peak period Sparse Heavy / Blanket