The coastal water of Roxas City and Sapian Bay, covering the municipal waters of Sapian as well as Ivisan towns, are now free from the toxic red tide.

Bureau of Fisheries and Aquatic Resources (BFAR) Shellfish Bulletin No. 1 series of 2023, announced the development status along with a number of coastal waters and bays in the country which continue to be free from the Paralytic Shellfish Poison (PSP).