Dorset Police said they are “confident” the remaining parts ashore close Swanage are that of the 19-year-old, who has been absent for 11 days.
Officers made the revelation at 15:00 GMT almost a waterfront way and field where things of her apparel were found on Thursday.
Three individuals have beforehand been captured on doubt of murder and discharged while request proceed.
Det Supt Paul Kessell stated: “Despite the fact that the body still can’t seem to be formally distinguished, we are certain that we have discovered Gaia.
“Her family has been educated and are being bolstered by uniquely prepared officers. Our musings stay with every last bit of her family and companions at this exceptionally horrible time.
“They have asked for security and that we make no further media discharges now.”
Broad pursuits have occurred to find the youngster, who was most recently seen in Morrison Road on 7 November.
Since she vanished many missing individual publications have been conveyed over the district and volunteers have helped scour the town.
Prior, Miss Pope’s dad, Richard Sutherland, told seek groups their endeavors were “inspiring”.
Criminologists have kept 71-year-old Rosemary Dinch, her 49-year-old child Paul Elsey, and her 19-year-old nephew, Nathan Elsey – every one of whom were known to Miss Pope.
Police expressed gratitude toward general society for their assistance and said they never again needed their support.
An after death examination is because of happen.