Bioacoustics & Ecoacoustics Glossary

Sound pressure level

https://glossary.acousti.cloud/sound_pressure_level

Acronym: SPL

en

Sound pressure level measured in decibels relative to a reference level: SPL = 20 log₁₀(p/pᵣ) dB.

Reference: [1] Ewing AW. Arthropod Bioacoustics: Neurobiology and Behaviour. Ithaca, New York: Comstock; 1989.; Erbe et al. (2022), Exploring Animal Behavior Through Sound, Terms and Definitions. https://doi.org/10.1007/978-3-030-97540-1_4