UPDATE: The Humboldt County Sheriff's Office has positively identified the man as Russell Dean Graeber, 53, of Hoopa. His cause of death has been determined as freshwater drowning.

Previously (posted on Sept. 12, 2017):

The Humboldt County Sheriff’s Office is looking for help in identifying a man whose body was found in the Trinity River near Hoopa on Monday but appears to have been in the water for one to three weeks.

The man, who is believed to be between 30 to 40 years old, does not match the description of anyone reported missing in or around the Trinity Valley area, according to a sheriff’s press release.

While there was no evidence of injury, an autopsy has been scheduled for later this week to determine a cause of death.

The man, who had short reddish-brown hair, a mustache and beard, was found wearing gray Avia brand shorts, a SKMEI brand wristwatch and Romeo boots. He was 6 feet tall.

Press releases from the Humboldt County Sheriff’s Office:

On September 11, 2017, a male adult was found deceased in the Trinity River, Hoopa. The identity of the decedent is unknown at this time. Because of the condition of the body, fingerprints have not identified this decedent. It is estimated he was in the river for one to three weeks. No evidence of injury was seen. An autopsy is being scheduled for later this week to determine cause of death.
No known missing persons in the Trinity Valley match this decedent in either Humboldt or Trinity counties.
This decedent had short reddish brown hair and a well-kept short reddish brown moustache and beard. His age is estimated at 30 to forty years old. He is approximately 6’ 0” tall. His weight could not be estimated. When he was found, the decedent was wearing grey Avia brand short pants, and Romeo boots. He was wearing a SKMEI brand wristwatch.
Anyone with possible information regarding this investigation is encouraged to call Deputy Coroner Charles Van Buskirk at 707-268-3755.

The Humboldt County Coroner’s Office has identified the body found in the Trinity River last year in Hoopa.
On Sept. 11, 2017, at about 3:30 p.m., sheriff’s deputies responded to the Trinity River Bar, near the Hoopa Wildland Fire Department, for the report of a body found in the river. The decedent did not match any known missing persons in the Trinity Valley.
The Coroner’s Office has positively identified the body through DNA comparison as 53-year-old Russell Dean Graeber of Hoopa. Graeber’s cause of death has been determined as freshwater  drowning.
Anyone with information regarding this case is encouraged to call the Sheriff’s Office at (707) 445- 7251 or the Sheriff’s Office Crime Tip line at (707) 268- 2539.