E-ISSN 2218-6050 | ISSN 2226-4485
 

Research Article


Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia

Junus Widjaja, Fadjar Satrija, Yusuf Ridwan, Triwibowo Ambar Garjito.


Abstract
Background:
Asian schistosomiasis is caused by Schistosoma japonicum and is prevalent in China, the Philippines, and Indonesia. The snail Oncomelania hupensis lindoensis serves as an intermediate host in endemic areas, such as the Napu region of Central Sulawesi, Indonesia.

Aim:
This study analyzed the types, distribution, density, and prevalence of O. hupensis lindoensis snails for S. japonicum larvae.

Methods:
Snail sampling was performed at the site using the “man-per-minute” method, and snails were examined via crushing. Habitat locations were recorded using a global positioning system. The analysis included chi-square tests, and habitat data were linked to shapefiles in ArcGIS.

Results:
In the Napu region, 218 habitats were identified: 148 gardens (67%), 45 abandoned rice fields (21%), 22 grasslands (10%), one swamp (1%), one water seepage area (1%), and one fish pond (1%). Of these habitats, 56% tested positive for cercariae. Garden and rice field habitats are widespread across the region. Snail density ranged from 10 to 71 per minute, and 5.3% of O. hupensis lindoensis snails tested positive for S. japonicum. Densities varied across the area, being lower in North Lore to Lore Peore and higher in East Lore.

Conclusion:
Habitat types included gardens, abandoned rice fields, grasslands, swamps, water seepage, and fish ponds. The highest distribution was in East Lore, with densities ranging from 10 to 71 man-per-minute, and a prevalence of 5.3% of O. hupensis lindoensis snails were positive for S. japonicum cercariae.

Key words: Schistosomiasis; Schistosoma japonicum; Oncomelania hupensis lindoensis; Indonesia.


 
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How to Cite this Article
Pubmed Style

Widjaja J, Satrija F, Ridwan Y, Garjito TA. Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia. Open Vet. J.. 2026; 16(7): 4943-4951. doi:10.5455/OVJ.2026.v16.i7.71


Web Style

Widjaja J, Satrija F, Ridwan Y, Garjito TA. Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia. https://www.openveterinaryjournal.com/?mno=308190 [Access: July 27, 2026]. doi:10.5455/OVJ.2026.v16.i7.71


AMA (American Medical Association) Style

Widjaja J, Satrija F, Ridwan Y, Garjito TA. Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia. Open Vet. J.. 2026; 16(7): 4943-4951. doi:10.5455/OVJ.2026.v16.i7.71



Vancouver/ICMJE Style

Widjaja J, Satrija F, Ridwan Y, Garjito TA. Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia. Open Vet. J.. (2026), [cited July 27, 2026]; 16(7): 4943-4951. doi:10.5455/OVJ.2026.v16.i7.71



Harvard Style

Widjaja, J., Satrija, . F., Ridwan, . Y. & Garjito, . T. A. (2026) Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia. Open Vet. J., 16 (7), 4943-4951. doi:10.5455/OVJ.2026.v16.i7.71



Turabian Style

Widjaja, Junus, Fadjar Satrija, Yusuf Ridwan, and Triwibowo Ambar Garjito. 2026. Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia. Open Veterinary Journal, 16 (7), 4943-4951. doi:10.5455/OVJ.2026.v16.i7.71



Chicago Style

Widjaja, Junus, Fadjar Satrija, Yusuf Ridwan, and Triwibowo Ambar Garjito. "Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia." Open Veterinary Journal 16 (2026), 4943-4951. doi:10.5455/OVJ.2026.v16.i7.71



MLA (The Modern Language Association) Style

Widjaja, Junus, Fadjar Satrija, Yusuf Ridwan, and Triwibowo Ambar Garjito. "Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia." Open Veterinary Journal 16.7 (2026), 4943-4951. Print. doi:10.5455/OVJ.2026.v16.i7.71



APA (American Psychological Association) Style

Widjaja, J., Satrija, . F., Ridwan, . Y. & Garjito, . T. A. (2026) Current distribution of Oncomelania hupensis lindoensis snails in the Napu region of Poso Regency, Central Sulawesi, Indonesia. Open Veterinary Journal, 16 (7), 4943-4951. doi:10.5455/OVJ.2026.v16.i7.71