The 2-year-old Siletz boy who went missing Saturday while playing in his parents’ front yard was most likely by the river bank when he disappeared, the Lincoln County Sheriff’s Office said Tuesday as the fourth day of the search for the toddler came to a close.

The search continues for Dane Paulsen, a two-year-old boy who went missing from his backyard in Siletz, Ore. one week ago.

Authorities near Portland, Oregon said they were searching for a 2-year-old boy last seen playing in his home's front yard but out of sight of his parents.

Authorities have narrowed the search as they continue ongoing efforts to find a 2-year-old Oregon boy who disappeared over the weekend.

Anyone with information is encouraged to contact the Lincoln County Sheriff’s Office tip line at 541-265-0669. The Lincoln County Sheriff’s Office said during a Tuesday press conference it is focusing on the Siletz River in its search for 2-year-old Dane Paulsen.