Planning reference · Research edition

Bird nesting-season planner.

See when official guidance recommends extra care around nesting birds. Start with a state, then check the habitat, region, and source behind the dates.

State and local examples for 13 states, plus a separate USDA CRP reference with dates for 49 states. Every reference identifies its scope and source; Hawaii has no dated CRP entry in the cited map.

Choose a stateChoose a reference

The interactive timeline requires JavaScript. See TPWD’s Texas planning recommendations and USFWS nationwide guidance.

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Use the project location to refine the dates.

USFWS recommends checking local breeding information through IPaC or the Rapid Avian Information Locator, or contacting its regional Migratory Bird Program office.

USFWS IPaC USFWS nationwide avoidance measures Send Elizabeth your project area

Sources reviewed September 14, 2026. A highlighted bar represents the cited recommendation, not measured nesting probability, a mandatory survey calendar, or a clearance to proceed.