Results 41 to 50 of about 605 (193)

Status, development and trends of studies in fauna acoustics in Colombia

open access: yesBiota Colombiana, 2021
Acoustic signals are one of the most important ways of communication for fauna. The study of acoustic signals constitutes a valuable tool to obtain information on ecology, behavior, taxonomic identification, and the effect of human activities in natural ...
Daniela Martínez-Medina   +3 more
doaj   +1 more source

LEAVES: An open-source web-based tool for the scalable annotation and visualisation of large-scale ecoacoustic datasets using cluster analysis

open access: yesEcological Informatics
Ecoacoustics has emerged as a pivotal discipline in the conservation and monitoring of ecosystems, offering insights into species’ behaviour and ecosystem health through soundscape analysis.
Thomas Napier   +4 more
doaj   +1 more source

Fine‐scale observations of spatio‐spectro‐temporal dynamics of bird vocalizations using robot audition techniques

open access: yesRemote Sensing in Ecology and Conservation, 2021
Ecoacoustics needs sophisticated acoustic monitoring tools to extract a wide level of features from an observed mixture of sounds. We have developed a portable acoustic monitoring system called ‘HARKBird’ which consists of a laptop PC and an inexpensive ...
Shinji Sumitani   +5 more
doaj   +1 more source

Ecoacoustic bank: A software for ecoacoustics data management

open access: yesSoftwareX
This paper describes Ecoacoustic bank, a software for managing and storing passive acoustic monitoring (PAM) data. The software allows integrating audio with other commonly collected data types, such as information on acquisition systems used and spatial–temporal conditions, to encourage research in biodiversity and environmental monitoring. As part of
Andrés Felipe Giraldo-Forero   +3 more
openaire   +2 more sources

Breeding status shapes territoriality and vocalization patterns in spotted owls

open access: yesJournal of Avian Biology, 2022
Vocal territory defense can vary within a species due to many factors such as sex and breeding status, influencing territory size and thus population density across a landscape.
Dana S. Reid   +10 more
doaj   +1 more source

Monitoring feral pigs (Sus scrofa): Complementarity between autonomous sensing methods increases detection probability

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Invasive alien species are a major threat for biodiversity worldwide and effective monitoring is paramount to inform management. In this study we used a multi‐season occupancy model to assess probability of detection between camera traps and passive acoustic recorders for feral pigs (Sus scrofa) during 1 year of data collection.
Marina D. A. Scarpelli   +4 more
wiley   +1 more source

Detecting and reducing heterogeneity of error in acoustic classification

open access: yesMethods in Ecology and Evolution, 2022
Passive acoustic monitoring can be an effective method for monitoring species, allowing the assembly of large audio datasets, removing logistical constraints in data collection and reducing anthropogenic monitoring disturbances.
Oliver C. Metcalf   +8 more
doaj   +1 more source

Soundscape components inform acoustic index patterns and refine estimates of bird species richness

open access: yesFrontiers in Remote Sensing, 2023
Ecoacoustic monitoring has proliferated as autonomous recording units (ARU) have become more accessible. ARUs provide a non-invasive, passive method to assess ecosystem dynamics related to vocalizing animal behavior and human activity.
Colin A. Quinn   +6 more
doaj   +1 more source

Rhyming in the cold: first evidence of soniferous fishes in the Southern Ocean

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
The acoustic ecology of Southern Ocean fishes remains unknown due to a lack of dedicated acoustic research on the fishes of this ocean. Passive acoustic monitoring data were collected at the South African sub‐Antarctic Prince Edward Islands using an underwater acoustic recorder, and towed underwater Ski‐Monkey cameras were deployed to identify fish ...
Fannie W. Shabangu   +5 more
wiley   +1 more source

Passive Acoustic Monitoring as a Tool to Investigate the Spatial Distribution of Invasive Alien Species

open access: yesRemote Sensing, 2022
Invasive alien species (IAS) are a threat to biodiversity and ecosystem function worldwide. Unfortunately, researchers, agencies, and other management groups face the unresolved challenge of effectively detecting and monitoring IAS at large spatial and ...
José W. Ribeiro   +5 more
doaj   +1 more source

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