Tirong is small saltwater fish. It's called bonnet mouth fish and is the ingredient in the popular bugguong (bagoong, fish sauce/paste) called bugguong a tirong. Tirong when fully grown (to its adult size) is called "dalagang bukid" and is great for sinigang and escabeche or simply as fried. And of course, the inevitable kilawen, freshly caught tirong eaten raw with the pristine saltiness...
