Think Out LoudHow culverts create problems for migratory fish in Oregon and WashingtonBy Rolando Hernandez (OPB)March 29, 2024 6:46 p.m. Updated: April 1, 2024 8:03 p.m.Broadcast: Monday, April 1📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up