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OUR IMPACT
RESEARCH. PEOPLE. KNOWLEDGE
We manage the national catalogue of 3 endangered species
>20,000 hours of in-water research
Supported the listing of 2 species on international treaties (whale sharks and the Asian small-clawed otter)
>250 volunteers trained in scientific research methods
30+ scientific papers published in high impact journals
Facilitated stranding response training in >100 municipalities
Shared findings at >20 national and international conferences
>60 sharks and rays tagged to understand movements in Southeast Asia
Co-hosted the first Dolphin Festival in Bohol, the first Turtle Awareness Day in Anda and the first Manta Awareness Day in Ticao, Masbate
2 media campaigns to raise awareness on sustainable marine wildlife tourism
10,000 students engaged in marine conservation
Laid the foundation of an open national acoustic network to study marine animals
5 Expedition Shark research trips to Tubbataha Reefs Natural Park
25+ scholars trained in scientific research methods
TRAINING THE NEXT GENERATION
Our internship for Filipino citizens allows us to build the skills of the next generation of marine conservationists in the Philippines
Pauline Gabrielle Fernandez
Southern Leyte Whale Shark Research & Conservation Project
Year: 2020
Raphael Ethan Manasan
Palawan Otter Research & Conservation Project,
Year: 2016
John Ordinario
Cebu Whale Shark Research & Conservation Project
Year: 2019
Lylet Soliven
Apo Island Turtle Research and Conservation Project
Year: 2018
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OUR PUBLICATIONS
Peer-reviewed science
Use the tabs to find a list of our scientific publications under key species or themes.
Whale Shark
Exploring the wildlife value orientation of locals working in community-based marine wildlife tourism in the Philippines. (2021) Ziegler, J., Araujo, G., Labaja, J., Snow, S., Ponzo, A., Rollins, R., and Dearden, P. Tour. Mar. Environ. 16, 1
Microplastics in fecal samples of whale sharks (Rhincodon typus) and from surface water in the Philippines. (2021) Yong, M.M.H., Leistenschneider, C., Miranda, J.A. et al. Micropl.&Nanopl. 1, 17.
Conservation of whale sharks. (2021) Pierce, S., Grace, M., and Araujo, G. Whale Sharks. In: Dove ADM, Pierce SJ (eds) Whale sharks: biology, ecology, and conservation. CRC Press, Boca Raton, FL, p 129–1152
Redefining provisioning in marine wildlife tourism. J. Ecotourism. (2021) Meyer, L., Barry, C., Araujo, G., Barnett, A., Brunnschweiler, J.M., Chin, A., Gallagher, A., Healy, T., Kock, A., Newsome, D., Ponzo, A., and Huveneers, C..
In-water observations highlight the effects of provisioning on whale shark behaviour at the world’s largest whale shark tourism destination. Legaspi, C., et al., Royal Society Open Science 2020
Donsol: an important reproductive habitat for the world’s largest fish Rhincodon typus? Miranda et al., Journal of Fish Biology 2020
Changes in diving behaviour and habitat use of provisioned whale sharks: implications for management. Araujo, G., et al., Scientific Reports 2020
Scarring patterns of whale sharks Rhincodon typus at a provisioning site in the Philippines. Penketh et al., Aquatic Conservation, Marine and Freshwater Ecosystems 2020.
Whale sharks Rhincodon typus get cleaned by the blue-streak cleaner wrasse Labroides dimidiatus and the moon wrasse Thalassoma lunare in the Philippines. Araujo et al., Journal of Fish Biology 2020
Can ecotourism change community attitudes towards conservation? Ziegler, J., Araujo, G., Labaja, J., Snow, S., King, J.N., Ponzo, A., Rollins, R., Dearden, P. Oryx 2020
Getting the most out of citizen science for endangered species such as whale shark. Araujo, G., Ismail, A.R., McCann, C., McCann, D., Legaspi, C.G., Snow, S., Labaja, J., Manjaji-Matsumoto, M., & Ponzo, A. Journal of Fish Biology 2020
Measuring perceived crowding in the marine environment: Perspectives from a mass tourism ‘swim-with’ whale shark site in the Philippines. Ziegler, J. A., Araujo, G., Labaja, J., Legaspi, C., Snow, S., Ponzo, A., Rollins, R., & Dearden, P. Tourism in Marine Environments, Volume 14, Number 4, 2019
Observations of microzooplankton in the vicinity of whale shark Rhincodon typus aggregation sites in Oslob, Cebu and Pintuyan, S. Leyte, Philippines. Yap-Dejeto L., Cera, A., Labaja, J., Palermo, J. D., Ponzo, A., & Araujo, G. Philippines Journal of Natural Sciences. 2019
Photo-ID and telemetry highlight a global whale shark hotspot in Palawan, Philippines. Araujo, G., Agustines, A., Tracey, B., Snow, S., Labaja, J., & Ponzo, A. Scientific Reports. 2019
Whale shark tourism: impacts on coral reefs in the Philippines. Wong, C.W.M., Conti-Jerpe, I., Raymundo, L.J., Dingle, C., Araujo, G., Ponzo, A., & Baker, D.M. Environmental Management. 2018
Long-term photo-identification reveals the population dynamics and strong site fidelity of adult whale sharks to the coastal waters of Donsol, Philippines. McCoy, E., Burce, R., David, D., Aca, E.Q., Hardy, J., Labaja, J., Snow, S.J., Ponzo, A., & Araujo, G. Frontiers Marine Science. 2018
Satellite tracking of juvenile whale sharks in the Sulu and Bohol Seas, Philippines. Araujo, G., Rohner, C. A., Labaja, J., Conales, S. J., Snow, S.J., Murray, R., Pierce, S.J., & Ponzo, A. PeerJ 6:e5231; 2018
A guilty pleasure: Tourist perspectives on the ethics of feeding whale sharks in Oslob, Philippines. Ziegler, J.A., Silberg, J.N., Araujo, G., Labaja, J., Ponzo, A., Rollins, R., & Dearden, P. Tourism Management 68. 2018
Applying the precautionary principle when feeding an endangered species for marine tourism, Ziegler, J.A, Silberg, J.N, Araujo, G., Labaja, J., Ponzo, A., Rollins, R., Dearden, P. Tourism Management 72. 2019
Using long-term integrated research programs to improve whale shark tourism at Oslob, Philippines. Ziegler, J.A, Silberg, J.N., Araujo, G., Labaja, J., Ponzo, A., Rollins, R., & Dearden, P. Tourism Management 74. 2019
iDNA at sea: recovery of whale shark (Rhincodon typus) mitochondrial DNA sequences from the whale shark copepod (Pandarus rhincodonicus) confirms global population structure. Meekan, M., Austin, C.M., Tan, M.H., Wei, N.V., Miller, A., Pierce, S.J., Rowat, D., Stevens, G., Davies, T.K., Ponzo, A., & Gan, H.M. Frontiers in Marine Science. 2017
Undersea constellations: the gobal biology of an Endangered marine megavertebrate further informed through Citizen Science. Norman, B.M., Holmberg, J.A., Arzoumanian, Z., Reynolds, S.D., Wilson, R.P., Rob, D., Pierce, S.J., Gleiss, A.C., de la Parra, R., Galvan, B., Ramirez-Macias, D., Robinson, D., Fox, S., Graham, R., Rowat, D., Potenski, M., Levine, M., Mckinney, J.A., Hoffmayer, E., Dove, A.D.M., Hueter, R., Ponzo, A., Araujo, G., Aca, E., David, D., Rees, R., Duncan, A., Rohner, C.A., Prebble, C.E.M., Hearn, A., Acuna, D., Berumen, M.L., Vázquez, A., Green, J., Bach, S.S., Schmidt, J.V., Beatty, S.J., & Morgan, D.L. BioScience. 2017
Feeding the world’s largest fish: highly variable whale shark residency patterns at a provisioning site in the Philippines. Thomson J.A., Araujo, G., Labaja, J., McCoy, E., Murray, R., & Ponzo, A. Royal Society Open Science. 2017
Assessing the impacts of tourism on the world's largest fish Rhincodon typus at Panaon Island, Southern Leyte, Philippines. Araujo G, Vivier F, Labaja JJ, Hartley D, & Ponzo A. Aquatic Conservation: Marine Freshwater Ecosystems. 2017
Population structure, residency patterns and movements of whale sharks in Southern Leyte, Philippines: results from dedicated photo-ID and citizen science. Araujo, G., Snow, S.J., So, C.L., Labaja, M.J.J., Murray, R., Colucci, A., & Ponzo, A.; Aquatic Conservation. 2016.
Learning from a provisioning site: code of conduct compliance and behaviour of whale sharks in Oslob, Cebu, Philippines. Schleimer, A., Araujo, G., Penketh, L., Heath, A., McCoy, E., Labaja, J., Lucey, A., & Ponzo, A.; Peer J. 2015
Population structure and residency patterns of whale sharks, Rhincodon typus, at a provisioning site in Cebu, Philippines. Araujo, G., Lucey, A., Labaja, M.J.J., So, C.L., Snow, S.J., & Ponzo, A.; Peer J. 2014.
Turtle
Global Connections for the Medical Treatment of Sea Turtles. (2021) Polyak, M., Petros, C., Ponzo, A., McGhee, A., and McLellen, F. Status of the World’s Sea Turtles (SWOT) Report, Vol. XVI.
In-water methods reveal population dynamics of a green turtle Chelonia mydas foraging aggregation in the Philippines. Araujo, G., Legaspi, C.G.M., Freber, S., Murray, R., Burdett, K., Grundy, S., Labaja, J., Snow, S., Yaptinchay, A., Ponzo, A. Inter Research Science. 2019
Using minimally invasive techniques to determine green sea turtle Chelonia mydas life-history parameters. Araujo, G., Montgomery, J., Pahang, K., Labaja, J., Murray, R., Ponzo, A.; Journal of Experimental Marine Biology and Ecology. 2016
Rays
Distribution of the reef manta ray Mobula alfredi and the oceanic manta ray Mobula birostris in the Philippines: a collaborative effort for conservation Joshua Rambahiniarison, Ariana Agustines, Konstantinos Alexopoulos, Gonzalo Araujo, Asia O. Armstrong, Shannon Arnold, Aldrin Barruga, Titus Cañete, Segundo Conales Jr., Kymry Delijero, Nonie P. Enolva, Anna L. Flam, Eliya Keane, Jessica Labaja, Christine G. Legaspi, Calum Murie, Ryan Murray, Simon P. Oliver, Simon J. Pierce, Alessandro Ponzo, Christoph A. Rohner, Rosanna Schifferer, Sally Snow, Martina Spakowski, Guy M. W. Stevens, Timur Tilgel, Jessica N. C. Wong, Arnel Andrew Yaptinchay, Yotam Barr, 2022
Citizen science sheds light on the cryptic ornate eagle ray Aetomylaeus vespertilio. Araujo G., et al., Aquatic Conservation: Marine Freshwater Ecosystems 2020
Genome-wide data for effective conservation of manta and devil ray species. Hosegood, J., Humble, E., Ogden, R., de Bruyn, M., Creer, S., Stevens, G., Abudaya, M., Bassos-Hull, K., Bonfil, R., Fernando, D., Foote, A.D., Hipperson, H., Jabado, R.W., Kaden, J., Moazzam, M., Peel, L., Pollett, S., Ponzo, A., Poortvliet, M., Salah, J., Senn, H., Stewart, J., Wintner, S., Carvalho, G.. bioRxiv. 2019
DNA metabarcoding assays reveal a diverse prey assemblage for Mobula rays in the Bohol Sea, Philippines. Bessey, C., Jarman, S.N., Stat, M., Rohner, C.A., Bunce, M., Koziol, A., Power, M., Rambahiniarison, J.M., Ponzo, A., Richardson, A.J. and Berry, O. Ecology and evolution, 9(5). 2019
A regional perspective on the Mobulid Ray interactions with surface fisheries in the Indian Ocean. Shahid, U., Kiszka, J., Moazzam, M., Fernando, D., Rambahiniarison, J. and Jabado, R. Fourteenth Session of IOTC Working Party on Ecosystem and Bycatch (WPEB14). 2018.
Life History, Growth, and Reproductive Biology of Four Mobulid Species in the Bohol Sea, Philippines. Rambahiniarison J.M., Lamoste M.J., Rohner C.A., Murray R., Snow S., Labaja J., Araujo G. and Ponzo A. Frontiers in Marine Science. 2018
Occurrence of the rare and Endangered Ornate Eagle Ray, Aetomylaeus vespertilio (Bleeker, 1852) (Chondrichthyes, Myliobatidae), at a remote marine protected area in the Philippines. Araujo, A., Snow, S.J., Cornish, A., Murray, R., Delijero, K., Ponzo, A., Dygico, M. Check List. 2018
Trophic overlap in mobulid rays: insights from stable isotope analysis. Stewart, J.D., Rohner, C.A., Araujo, G., Avila, J., Fernando, D., Forsberg, K., Ponzo, A., Rambahiniarison, J.M., Kurle, C.M., Semmens, B.X. Marine Ecology Progress Series. 2017
Mobulid rays feed on euphausiids in the Bohol Sea. Rohner C.A., Burgess K.B., Rambahiniarison J.M., Stewart J.D., Ponzo A., Richardson A.J. Royal Society Open Science. 2017
First Records of the reef manta ray Manta alfredi in the Bohol Sea, Philippines, and its implication for conservation. Rambanhiniarison, J., Araujo, G., Lamoste, M.J., Labaja, J., Snow, S., Ponzo, A. Journal of Asia-Pacific Biodiversity. 2016
Sharks
Global status and conservation potential of reef sharks. MacNeil, A., et al., Nature, 2020
Tubbataha Reefs Natural Park: the first comprehensive elasmobranch assessment reveals global hotspot for reef sharks. R. Murray, S. Conales Jr., G. Araujo, J., Labaja, S. Snow, S. Pierce, A., Songco, A. Ponzo; Journal of Asia-Pacific Biodiversity. October 2018
Communication
The Need for a Code of Professional Ethics for Marine Conservation Communicators. Erikson, L.E., Snow, S., Uddin, M.K., Savoie, G.M., Front. Mar. Sci., 11. June 2019
CREATING OPPORTUNITIES FOR STUDENTS IN MARINE CONSERVATION
We’ve worked with over 30 undergraduate, masters & PhD students to complete their thesis or support their research
Jackie Ziegler
Whale shark tourism in the Philippines
Degree: Ph.D.
University: University of Victoria, Canada
Species: Whale Shark
Year: 2019
Jessica Micklem
Ticking the boxes but not meeting the goal? An assessment of management intervention for green turtle snorkeling tourism in Apo Island
Degree: Masters
University: Erasmus Mundus, TROPIMUNDO, Europe
Species: Green Turtle
Year: 2018
Jeann Quintana Egana
Understanding the status of the population of Asian Small-clawed Otter in Puerto Princesa City, Palawan
Degree: Undergraduate Bachelor of Science
University: Western Philippines University, Philippines
Species: Asian-small clawed otter
Year: 2017
Dominic Clarke
Reproductive characteristics of the arrowhead dogfish Deania profundorum in the Bohol Sea
Degree: Minor
University: Royal Veterinary School, University of London, UK
Species: Deep-sea sharks
Year: 2017
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