Records

Current Positions
Academic Record
- Ph.D in Cetacean Ecology, The University of Hong Kong, 2021
- B.Sc. in Ecology and Biodiversity, The University of Hong Kong, 2013
Previous Positions
- Visiting Researcher, Biodiversity Research Center, Academia Sinica. 2023
- Lab Manager, Marine Ecology & Aquaculture Lab, Hong Kong Polytechnic University. 2021 – 2025
- Research Assistant, Hong Kong Polytechnic University. 2019 - 2021
- Research Assistant, Cetacean Ecology Lab., The University of Hong Kong. 2013 - 2015
Publications
Full CV Google Scholar Citations: 391 / h-index: 10 / i10-index: 10
# Equal contribution * Corresponding author
Manuscripts under review / in submission:
- Zhu Y, …, Ho Y-W, Fang JKH, & Lam EY (in prep.) Holographic identification of high density PMMA in seawater.
- Bao Y, Ho Y-W, Shen Z, Fang JKH, Leung KMY, Lee PKH (in prep.) Seasonal ecological roles of microbes in plasticsphere and natural particle in urban rivers.
- Li Y, …, Ho Y-W, Fang JKH, & Lam EY (in prep.) Computational 4D imaging of nanoplastic pollution impacts in marine rotifers for aquatic health monitoring.
- Lin, Y, Wang, Y, Ho Y-W, et al. (in prep.) Characterization, interrelationships, and ecological risks of multiple stormwater pollutants in urban road runoff.
- Ho Y-W, Karczmarski L, Lin W, Lo, CMY, Wu Y, & Baker DM (in prep.) Sexual differential in resource use and isotope dynamics among Indo-Pacific humpback dolphins amid environmental changes in the Pearl River Estuary.
- Ho Y-W, Cheng MCY, Thoe W, & Fang JKH (in prep.) Characterising microplastics in a subtropical megacity: A multi-seasonal study of distribution and polymer types in Hong Kong rivers. Water Research
- Ho Y-W, Karczmarski L, Lin W, Leung MML, & Fang JKH (in prep.) Assessing the scale of underestimation: microplastic ingestion in marine megafauna with a case study of Indo-Pacific humpback dolphins in Hong Kong. Proceedings B
- [19] Wang Y, Li C, Zhou ASK, Pan X, Zhang X, Chen T, Xiong A, Ho Y-W, Wu L, Zhou Z, Liu J, Adyel TM, Fang JKH, Bank MS, Rilling MC, Jin LN (in submission) Unravelling archaeal community ecology and evolution in the expanding coastal plastisphere. Water Research
- [18] Zhang L, Xu Z, Li C, Pan X, Wang Y, Zhang X, Liu X, Xiong A, Ho Y-W, Wang Y, Zhang X, Zhao Y, Ji S, Liu J, Yan M, Fang JKH, & Jin L (major revision) Microalgae and associated ecological risks in coastal plastispheres. Water Research X
- [17] Bao Y, Ho Y-W, Shen Z, Lam EY, Fang JKH, Leung KMY, & Lee PKH (major revision) Ecological roles and shared microbes differentiate the plastisphere from natural particle-associated microbiomes in urban rivers. Environmental Science & Technology
Published journal articles:
2025 / in press
- [16] Saidu, MB, Moreira IS, Amorim CL, Wu R, Ho Y-W, Fang JKH, Castro PML, Gonçalves D (2025) Exploring the biodegration of PET in mangrove soil and its intermediates by enriched bacterial consortia. Environmental Technology, 1-23

- [15] Liu X, Yao S, Xiong A, Zhang L, Zhang X, Li C, Ruan Y, Yan M, Ho Y-W, Fang JKH, Wang B, Leusch F, Schlenk D, Liu W, Leung KMY, & Jin L (2025) Dissecting the role of natural toxins and anthropogenic contaminants in mixture effects of seawater chemical cocktails on cetacean skin fibroblasts. Environmental Science & Technology, in press

- [14] Ho Y-W, Karczmarski L, Lin W, Lo MCY, Wu Y, & Baker DM (2025). Modeling life history parameters in marine mammals: Bayesian hierarchical analysis of ontogenetic dietary shifts in Indo-Pacific humpback dolphins. Ecological and Evolutionary Physiology 98(1), 1-16

2024
- [13] Jia M, Farid MU, Ho Y-W, Ma X, Wong PW, Nah T, He Y, Boey MW, Gang L, Fang JKH, Fan J, & An AK (2024) Advanced nanobubble flotation for enhanced removal of sub-10 µm microplastics from wastewater. Nature Communications 15, 9079

- [12] Lin Y, Wang Y, Ho Y-W, Fang JKH, & Li Y (2024) Characterization and ecological risks of microplastics in urban road runoff. Science of the Total Environment 176590

- [11] Zhu Y, Li Y, Huang J, Zhang Y, Ho Y-W, Fang JKH, & Lam EY (2024) Advanced optical imaging technologies for microplastics identification: Progress and Challenges. Advanced Photonics Research 2400038

- [10] Liang T#, Ho Y-W#, Wang Q, Wang P, Sun S, Fang JKH, & Liu X (2024) Distribution and risk assessment of microplastics in water, sediment and brine shrimps in a remote salt lake on the Tibetan Plateau, China. Journal of Hazardous Materials 476, 134959

- [9] Chan SCY #, Ho Y-W#, & Karczmarski L.# (2024) Reproductive dynamics of an inshore delphinid reflect demographic consequences of large-scale coastal constructions. Biological Conservation 297, 110690

- [8] Li Y, Zhu Y, Huang J, Ho Y-W, Fang JKH, & Lam EY (2024) High-throughout microplastic assessment based on polarization holographic imaging. Scientific Reports 14, 2355

- [7] Lin W, Karczmarski L, Chan SCY, Zheng R, Ho Y-W, & Mo Y (2024) Population parameters and heterogeneity in survival rates of Indo-Pacific humpback dolphins in a heavily urbanized coastal region of southeast China: Implications for conservation. Frontiers in Marine Science 11:1252661

- [6] Ho Y-W, Lin TH, Akamatsu T, & Karczmarski L (2024). Fine-scale spatial variability of marine soundscape corresponds with habitat utilization of Indo-Pacific humpback dolphins in Hong Kong waters. Ecological Indicators 158, 111228

Prior to 2024
- [5] Chan SCY, Karczmarski L, Lin W, Zheng R, Ho Y-W, Guo L, Mo Y, Lee ATL, Or CKM, & Wu Y (2022). An unknown component of a well-known population: socio-demographic parameters of Indo-Pacific humpback dolphins (Sousa chinensis) at the western reaches of the Pearl River Delta region. Mammalian Biology 1-23

- [4] Ho Y-W, Lim JY, Yeoh YK, Chiou JC, Zhu Y, Lai KP, Li L, Chan PKS, & Fang JKH (2022) Preliminary findings of the high quantity of microplastics in faeces of Hong Kong residents. Toxics 10, 414.

- [3] Leung MML, Ho Y-W, Maboloc EA, Lee CH, Wang Y, Hu M, Cheung SG, & Fang JKH (2021). Determination of microplastics in the edible green-lipped mussel Perna viridis using an automated mapping technique of Raman microspectroscopy. Journal of Hazardous Materials 126541.

- [2] Leung MML, Ho Y-W, Lee CH, Wang Y, Hu M, Kwok KWH, Chua SL, & Fang JKH (2021) Improved Raman spectroscopy-based approach to assess microplastics in seafood. Environmental Pollution 117648.

- [1] Karczmarski L, Huang SL, Or CKM, Gui D, Chan SCY, Lin W, Porter L, Wong WH, Zheng R, Ho Y-W, Chui SYS, Tiongson AJC, Mo Y, Chang WL, Kwok JHW, Tang RWK, Lee ATL, Yiu SW, Keith M, Gailey G, & Wu Y (2016). Humpback dolphins in Hong Kong and the Pearl River Delta: Status, threats and conservation challenges. Advances in Marine Biology 73, 27–64.

Repository
- [R02] Ho, Y-W (2025) PhotoID-Image-Process: PhotoID image processing toolkit using YOLO model on dolphin dorsal fin images

- [R01] Ho, Y-W, Karczmarski L, Lin W, Lo MCY, Wu Y, & Baker DM (2024) Modeling life history parameters in marine mammals: Bayesian hierarchical analysis of ontogenetic dietary shifts in Indo-Pacific humpback dolphins

Grants
No. | P-I/Co-I | Topic | Funding Organisation | Amount (HK$) |
---|
5. | Team Member | Provision of services for “Baseline survey on microplastics in Hong Kong’s River water” and “3rd National Marine Pollution Baseline Survey (Microplastics) | Environmental Protection Department, HKSAR (21-04636) | $1,359,970 |
4. | Co-PI | The unknown facets of conservation ecology of Hong Kong cetaceans: Night-time habitat use, diurnal acoustic environment, and impacts of anthropogenic noise on Chinese white dolphins and Indo-Pacific finless porpoises | Hong Kong Offshore LNG Terminal Project Marine Conservation Enhancement Fund (MCEF20026) | $1,988,860 |
3. | Team Member | Assessment of primary anthropogenic stressors to Chinese White Dolphins in heavily urbanized estuary | Ocean Park Conservation Foundation Hong Kong (4030001570) | $201,500 |
2. | Deputy PI | Night-time distribution and abundance of Chinese white dolphins (Sousa chinensis) in Hong Kong waters: Conservation implications | Ocean Park Conservation Foundation Hong Kong (MM04.1920) | $387,800 |
1. | Co-PI | Diurnal Pattern of Habitat Use vs. Anthropogenic Noise in Core Areas of Chinese White Dolphins (Sousa chinensis) and Finless Porpoises (Neophocaena phocaenoides) in Hong Kong waters | Ocean Park Conservation Foundation Hong Kong (MM02.1718) | $683,770 |
Conferences
- [10] Bao Y, Ho Y-W, Shen Z, Fang JKH, Leung KMY, & Lee PKH (2024) Deciphering the ecological roles of the plastisphere in urban rivers in Hong Kong. In: 19th International Symposium on Microbial Ecology, Cape Town, South Africa
- [9] Leung MML, Ho Y-W, et al. (2021) Determination of microplastics in the edible green-lipped mussel Perna viridis using an automated mapping technique of Raman microspectroscopy. In: BECoME 2022, Hong Kong, China
- [8] Karczmarski L, Chan SCY, Ho Y-W, Lin W, Or CKM, Guo L, & Wu Y (2019) Oral presentation. Socio-spatial dynamics of a coastal delphinid in a heavily anthropogenically impacted estuarine seascape. In: 2nd World Marine Mammal Conference, Barcelona, Spain
- [7] Ho Y-W, Baker DM, Wu Y, Lin W, & Karczmarski L (2019) Advantages of applying Bayesian framework in the analyses of ontogenetic dietary shifts in a coastal delphinid. Oral presentation. In: 2nd World Marine Mammal Conference, Barcelona, Spain
- [6] Ho Y-W, Lin TH, Akamatsu T, & Karczmarski L (2018) Unsupervised classification of marine soundscape with non-negative matrix factorization. Poster presentation. In: Big Data Challenges for Predictive Modeling of Complex Systems. Hong Kong, China
- [5] Ho Y-W, Lin TH, Akamatsu T, & Karczmarski L (2018) Spatial variation of marine soundscape within the habitat of Indo-Pacific humpback dolphins (Sousa chinensis) in Hong Kong. Oral presentation Best Presentation Award. In: 2nd Oceanoise Asia Conference. Hakodate, Japan
- [4] Lin W, Karczmarski L, Zheng R, Guo L, Mo Y, Chan SCY, Ho Y-W, Or CKM, Chui SYS, & Wu Y (2017) The extinction risk has been seriously underestimated for the Indo-Pacific humpback dolphins in the Pearl River Estuary. Poster presentation. In: 22nd Biennial Conference on the Biology of Marine Mammals. Halifax, Nova Scotia, Canada
- [3] Ho Y-W, Baker DM, Wu Y, Lin W, & Karczmarski L (2017) Ontogenetic dietary shifts in the Indo-Pacific humpback dolphin (Sousa chinensis). Oral presentation. In: 22nd Biennial Conference on the Biology of Marine Mammals. Halifax, Nova Scotia, Canada
- [2] Chui SYS, Chan SCY, Wong WH, Tiongson AJC, Or CKM, Ho Y-W, Huang SL, Lee ATL, Kwok HW, Stokes G, Gailey G, & Karczmarski L (2015) A case of failed rescue and animal suffering in Hong Kong: An example never to be followed. In: 21st Biennial Conference on the Biology of Marine Mammals, San Francisco, USA
- [1] Ho Y-W, Chan SCY, & Karczmarski L (2015) Skin disorders and traumatic mutilations of Indo-Pacific humpback dolphins (Sousa chinensis) in Hong Kong. Poster presentation. In: 21st Biennial Conference on the Biology of Marine Mammals. San Francisco, U.S.A.