A narcotics investigation this week netted the arrest of a 35 year old Port Huron Township man, a 33 year and a 38 old female of Port Huron Township. According to reports the investigation concluded with a search warrant being served at a residence in the 900 block of 26th Street in Port Huron Township. Officers Seized eight firearms, marijuana and $2,500 in U.S. currency along with drug paraphernalia in the raid. Suspects were lodged in the St. Clair County Jail, on charges of possession of marijuana, felon with firearms, maintaining a drug house and habitual offender. The St. Clair County Sheriff Department assisted the Drug Task Force with the investigation and arrest.