(Portland, OR) -- A man's body found in September near the Smith and Bybee Wetlands Natural Area in North Portland remains unidentified. The Multnomah County Medical Examiner is asking for help with the case. The man is believed to be Black, at least 50 years old and was probably missing for several months. Anyone with information about the case is asked to contact the Multnomah County Medical Examiner's office.