Bat Calls ID & Manuscript Writing
July 2023 - present
Supervisor: Dr. Arne Wenzel
Tasks: Bat calls ID (, Landscape Assessment bat data analysis, manuscript writing.

Stingless Bee Project
January 2022 - June 2023
Supervisor: Dr. Arne Wenzel
Tasks: establishing stingless bee colonies experiment across landscapes including within the Biodiversity Enrichment Experiment plots, regular monitoring (bees activity monitoring, pollen samples, and measuring hive development), flowering plants survey.

Landscape Assessment
January 2021 - December 2021
Supervisor: Dr. Arne Wenzel
Tasks: predatory rates survey using dummy caterpillars, morphobites ID, sampling and ID of mosquitoes, acoustic and ultrasound recordings across landscapes.

Bat Data Processing
Feb 2019 - March 2020
Supervisor: Dr. Kevin Darras
Tasks: Bat calls ID, bat detection (photos & sound) ID to genus & morph-/species level, bat point count using IR photos combined with US recordings (

Bat Sampling Campaign
May - Sept 2018
Supervisor: Dr. Kevin Darras
Tasks: bats sampling campaign using different methodologies (harp-trapping, mist-netting, Thermal and IR photographs, US recordings) across major land uses in the CRC990/EFForTs study area.


  • Darras KFA, Yusti E, Knorr A et al. Sampling flying bats with thermal and near-infrared imaging and ultrasound recording: hardware and workflow for bat point counts [version 2; peer review: 2 approved]. F1000Research 2022, 10:189.
  • Darras, K. F. A., Yusti, E., Huang, J. C.-C., Zemp, D.-C., Kartono, A. P., & Wanger, T. C. (2021). Bat point counts: A novel sampling method shines light on flying bat communities. Ecology and Evolution, 11, 17179–17190.
  • Donnelly, Melissa & Martin, Thomas & Cropper, Olivia & Yusti, Ellena & Arfian, Arthur & Smethurst, Rachael & Fox, Catherine & Pryde, Moira & Hafirun, & Phangurha, Josh & Aar, Rianne & Karya, Adi & Analuddin, Kangkuso & Samsudin, & Courtney Jones, Stephanie. (2021). New species records from Buton Island, South East Sulawesi, including regional range extensions. Barbastella. 14. 14-32. 10.14709/BarbJ.14.1.2021.03
  • Melissa Donnelly, Samsudin Fanusudi, Ellena Yusti, Rachael Smethurst, Olivia Cropper, Catherine Fox, Moira Pryde, Hafirun, Adi Karya, Kangkuso Analuddin, Tom Martin, Stephanie Courtney Jones. (2019). Field Guide: Bats of Buton Island.