State · BBS 2025 Release · 1966–2024

Minnesota Breeding Birds

238 species recorded across 92 survey routes, 1967 to 2024. Browse by family or guild below.

Minnesota Bird Population TrendsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

Black-crowned Night Heron has collapsed in Minnesota: down 95% on the route-weighted index since 1970.

Western Meadowlark has collapsed in Minnesota: down 93% on the route-weighted index since 1969.

Red-breasted Nuthatch has surged in Minnesota: up 19× on the route-weighted index since 1969.

Cerulean Warbler has collapsed in Minnesota: down 88% on the route-weighted index since 1974.

How Bird Guilds Are Faring in MinnesotaGuild trendA mean-index aggregate across the species in this group — the structural direction of the guild, with individual-species noise smoothed out.Full methodology →

Minnesota Bird Survey Routes

Browse Minnesota Birds By FamilyTrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →

Each species links to its trend in Minnesota.

Osprey Pandionidae

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.