Bioacoustics & Ecoacoustics Glossary

autonomous recording unit

https://glossary.acousti.cloud/autonomous_recording_unit

Acronym: ARU

en

"Automated audio recording devices for acoustic monitoring. These can be left in the field unattended and programmed to record at specific times, creating a cost-effective and non-invasive alternative to traditional field surveys." (from the Acoustic Index User's Guide)