KODIAK, Alaska — The U.S. Coast Guard says it has taken a number of members in Kodiak off duty status as it investigates allegations of illicit drug activity.

The Kodiak Daily Mirror reports Coast Guard Lt. Cmdr. Raymond Reichl says the investigation has “only been going on for a very short period of time” and will continue for several weeks.

Coast Guard evacuates federal crew off remote Pacific islands as hurricane looms The Monday operation spirited away four Fish and Wildlife employees, a field biology crew that’s encamped yearlong at the National Wildlife Refuge.

Reichl says members from “a variety of units” are being investigated, but he declined to give the number of people involved or what prompted the investigation.

Reichl says the allegations could deal with anything from drug possession to the wrongful use of prescription medication.

He says duty status includes security watches, aircraft or boat duties, and other routine activities performed by Coast Guard personnel.