Shellfishes collected and tested from Dumanquillas Bay in Zamboanga del Sur are still positive for Paralytic Shellfish Poison (PSP) or toxic red tide that is beyond the regulatory limit. Moreover, Tantanang Bay in Zamboanga Sibugay Province is now positive for PSP.

Bureau of Fisheries and Aquatic Resources, Shellfish Bulletin No. 09, Series of 2025, 03 April 2025. (2025, April 5). The Philippine Star, p. B5.