Teegan Taylor (also known as Adele Fletcher) and Reed Carling, 11, and Tyler Pearson, 3.
Mandurah Detectives are seeking a mother and two children who were last seen in Coodanup, near Mandurah, at around 5pm on Thursday.
Teegan Mary Taylor - also known as Adele Fletcher - is believed to be with Reed Carling,11, and Tyler Pearson,3.
They may be with Troy Andrew Stanley-Smith who is known to Ms Taylor/Fletcher.
Anyone who knows the whereabouts of these people to contact Police on 131 444.
