POLICE have renewed calls for witnesses who were near Lake Eppalock last week when two boats collided and claimed the life of a 12-year-old girl.
The Kyneton girl, Courtney Keast, was a passenger in one of the vessels that collided with another boat about 7.50pm on Friday.
Courtney died on Sunday night.
Two men sustained minor injuries in the collision.
The two male operators of both boats, a 45-year-old from Doreen and a 46-year-old from Kyneton have been interviewed.
Water police wish to anyone who saw a pink and grey ski boat towing two people behind it.
Police are urging anyone who may have witnessed the incident to call Crime Stoppers on 1800 333 000.