Several species of owls and nightjars appear to be declining in Iowa

By: Cami Koons

Outlets: Iowa Capital Dispatch

Published: March 13, 2026

Words: 565

Last Updated: 4 months, 3 weeks ago


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The Iowa Department of Natural Resources’ results from 2025 moonlit surveys of owls and nightjars show that some of the bird populations are declining.

DNR’s Monitoring of Owls and Nightjars, or MOON, survey has monitored population trends of nocturnal owls and nightjars, another nocturnal bird. Many of the species are listed as threatened in the state or as species of greatest conservation need, since 2016.

Each year the department tries to grow the number …

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