Alexandre Lheriau-Nice

Education

• Ph.D. - 2021-2024, The University of Auckland, Aotearoa New Zealand.

• Courses in Marine Management - 2020-2021, University centre of the Westfjords, Ísafjördur, Iceland.

• Master in Marine Sciences - 2018-2020, specialisation Ecosystem functioning, Sorbonne University, Paris, France.

• Bio-Engineering school and Bachelor in Life Sciences - 2015-2018, Sorbonne University, Paris, France.

Work experience

• Research fellow - Jan 2025 to current, Oceanly Science Ltd, Aotearoa New Zealand
  Achievement:
  • QAQC of ocean drifters GPS position information, velocity calculation and data interpolation from satellite.
  • Plankton dataset identification and biological oceanography
• Research assistant - Nov 2024 to Feb 2025, The University of Auckland, Aotearoa New Zealand
  Achievement:
  • Maintained an existing Python code aimed at assessing coastal erosion.
  • Contributed to ongoing studies of the effect of coastal erosion on Aotearoa New Zealand
• Ph.D. - 2021-2024, The University of Auckland, Aotearoa New Zealand
  Achievement:
  • Led study which aimed at understanding the physical-biological coupling in coastal environments.
  • Authored multiple scientific publications & presentations.
• Sea-going scientist - 2021 & 2023, MFRI (ISL) & CSIRO (AUS), Icelandic & Tasman Sea
  Achievement:
  • Conducted oceanographic field research including eddy interaction studies and long-term fish community surveys.
  • Managed data collection along with CTD samplin and plankton imaging.
• Teaching assistant - May 2023 to Jun 2023, The University of Auckland, Aotearoa New Zealand
  Achievement:
  • Taught scientific programming in MatLab and Python.
  • Covered basic courses of physics and oceanography with marine ecology focus.
• Data Collector - Nov 2022 to Jun 2024, NIWA - Taiho Nukurangi, Aotearoa New Zealand
  Achievement:
  • Field survey on fish stocks using recreational fishery catches.
• Jan to Jun 2020 - Study of A.anguilla ecology and condition in estuaries, ULCO, France
  Achievement:
  • Publication into a scientific report for contributing to ecological monitoring of french estuaries in the Northern Sea.

Skills

• Language: French (Native), English (Fluent), Spanish & Icelandic (Basic).
• Presentations: Master courses, general tourism audience, conferences.
• Writing: Peer-reviewed articles, Scientific reports.
• Field related: Work at sea, SCUBA diving (CMAS 2, Nitrox, SSI rescue), Project management, Laboratory work.
• IT: Python, R, LaTex, MatLab.
• Interpersonal: Team-work, Effective communication, Cross-cultural communication.

Publications

Quantifying Coral Reef Flat Vertical Accretion Rate Using Photogrammetry

Ryan, E., Hall, B., Brereton, K., Lhériau-Nice, A. (2026). Quantifying Coral Reef Flat Vertical Accretion Rate Using Photogrammetry. In: Coelho, C., Hallin, C., Sancho, F., Silva, P.A. (eds) Coastal Dynamics 2025. CD 2025. Coastal Research Library, vol 41. Springer, Cham. https://doi.org/10.1007/978-3-032-15473-6_88

Plankton distribution patterns across fine scale fronts in the Tīkapa Moana Te Moana Nui a Toi Hauraki Gulf, Aotearoa New Zealand

Lhériau-Nice, A., Kozmian-Ledward, L., Milesi-Gaches, D.P., Della Penna A., under-review. "Plankton distribution patterns across fine scale fronts in the Tīkapa Moana Te Moana Nui a Toi Hauraki Gulf, Aotearoa New Zealand" Marine and Freshwater Research.

Diverse assemblages of highly mobile pelagic species co-occur with fine scale ocean fronts

Lhériau-Nice, A., Cook, D.G., Della Penna A. "Diverse assemblages of highly mobile pelagic species co-occur with fine scale ocean fronts" Limnology and Oceanography.

A photographic approach to monitor spatial dynamics and population trends of Arctic Tern colonies in two touristic bird watching spots in the Westfjords, Iceland

Miles-Gaches, D. P., & Lhériau-Nice, A. (2025). A photographic approach to monitor spatial dynamics and population trends of Arctic Tern colonies in two touristic bird watching spots in the Westfjords, Iceland. Avocetta<\i>, 49. https://doi.org/10.30456/avo.28523</p> </li> </article> </div>

Assessing the Impact of Transportation on Seal Behaviour: A Case Study from Ísafjörður, Iceland

Milesi-Gaches, David Pierre, and Alexandre Lhériau-Nice. 2024. "Assessing the Impact of Transportation on Seal Behaviour: A Case Study from Ísafjörður, Iceland." Findings, June. https://doi.org/10.32866/001c.120040.

Variability of fine‐scale chlorophyll fronts in the Tīkapa Moana Te Moananui ā Toi Hauraki Gulf, Aotearoa New Zealand

Lhériau‐Nice, A., & Della Penna, A.(2024). "Variability of fine‐scale chlorophyll fronts in the Tīkapa Moana Te Moananui ā Toi Hauraki Gulf, Aotearoa New Zealand". Journal of Geophysical Research: Oceans, 129, e2023JC020391. https://doi.org/10.1029/2023JC020391.

Suitability of two adjacent sites for seal observation in a tourism-like and citizen science context in Húsavik, Iceland.

Milesi-Gaches, David Pierre, and Alexandre Lhériau-Nice. 2024. "Suitability of two adjacent sites for seal observation in a tourism-like and citizen science context in Húsavik, Iceland." Journal of Negative Results, 16. https://www.jnr-eeb.org/index.php/jnr/article/view/1033.

Census of breeding seabirds in Vigur Island, Westfjords, Iceland in 2021

David Milesi-Gaches, Alexandre Lhériau. 2022. "Census of breeding seabirds in Vigur Island, Westfjords, Iceland in 2021." Bird Census News, 2022. 35/1–2: 10–20.

Suivi des poissons migrateurs amphihalins en zones estuariennes Inventaire, suivi, état des lieux des populations au niveau du Parc Naturel Marin des Estuaires Picards et de la Mer d’Opale

Denis, J., Rabhi, K., Lheriau, A., Boutin, K., Amara, R., & Gruselle, M.-C. (2021). "Suivi des poissons migrateurs amphihalins en zone estuarienne—Inventaire, suivi, état des lieux des populations au niveau du Parc Naturel Marin des Estuaires Picards et de la Mer d’Opale." [OFB, ULCO, UMR LOG 8187, AMP, PNM-EPMO]. COPIL n°3, Saint-Étienne-au-Mont..

</ul> Talks ======

Using High resolution ocean color images to detect biologically active fine-scale fronts: A case study from the Hauraki Gulf, Aotearoa New Zealand.

June 09, 2023

Conference talk at ASLO 2023 - Resilience and recovery in Aquatic Ecosystems, Palma de Mallorca, Spain

Detecting Fine-scale Circulation in the Hauraki Gulf - Bay of Plenty

November 22, 2022

Poster Session at NZMSS & NZFSS Joint Conference 2022, Auckland, New Zealand

Science & Community engagement ====== * **Public plankton database for the Hauraki Gulf - 2024**, Lhériau-Nice A. et al, _Aotearoa NZ_
Achievement: - Created and uploaded plankton imaging datasets this EcoTaxa project. - Trained AI models for image verification and enhanced regional ecological analysis. * **pyBOA: Contextual front detection - 2023**, Lhériau-Nice A., _Aotearoa NZ_
Achievement: - Developed and published software for identifying biologically active ocean fronts (accessible via Zenodo). * **Student Coordinator, Institute of Marine Science - 2023**, F.MacKechnie, S.Thomas & A.Lhériau- Nice, _Aotearoa New Zealand_
Achievement: - Organised weekly seminars and an annual student event to foster collaboration and knowledge exchange. * **Waiheke Marine Project - Apr 2023**, Dr. M.Sea, _Aotearoa New Zealand_
Achievement: - Contributed to crayfish population monitoring and data collection to support restoration efforts. * **Self funded research field trip - Jun to Aug 2021**, Millesi-Gaches D. & Lhériau-Nice A., _Vigur, Iceland_
Achievement: - Conducted & published bird censuses and seal behavior observations.