TACLOBAN CITY, May 26 -- A local red tide warning has been issued for Irong-Irong Bay in Samar after seawater samples collected there tested positive for red tide toxins, the Bureau of Fisheries and Aquatic Resources (BFAR) reported on Tuesday.

The bay in Catbalogan City, the capital of Samar province, is the fourth area in the region included in the latest red tide warning issued by the fisheries bureau.

"Filtered seawater samples collected from Irong-Irong Bay remain positive for pyrodinium bahamense, a dinoflagellate that produces red tide toxin," BFAR said in a statement.

The public is advised to refrain from gathering, selling, and eating all types of shellfish and Acetes sp., locally known as "alamang" or "hipon," from the bay t...