The social workers and therapists from the Kenya Red Cross Society (KRCS), the Directorate of Homicide, and Kilifi County hope to convince the families to pick the bodies of their kin for burial.
Mung'aro had protested that the bodies had overstayed at the county facility.
Hundreds of anguished people have descended on Malindi since Mackenzie's arrest, desperate to know the fate of their loved ones. Many are still waiting.
Journalists who covered the Shakahola massacre suffer from post-traumatic stress disorder.
Fate followed four relatives whose bodies were retrieved in embrace from a shallow mass grave inside the Shakahola forest when they were buried together yesterday in a single grave.
So far, the bodies of 34 people have been identified through DNA testing. Only nine bodies have been released to their families.