Canadian Coast Guard Cutter Limnos arrives in Put-in-Bay at 12:26pm on Thursday. It departs at 12:49pm, after appearing to take a sounding and 
sharing a brief communication with Miller Boat Line ferry, Islander, on VHF channels 16 and 8.
The vessel’s name originates from “limnology,” the study of inland waters with emphasis on biological, chemical, physical, and geological attributes, according to the CCG. It is Canada’s principal research ship in the Great Lakes. 
The 1968 ship is classified as “Mid Shore Science Vessel” and has Burlington, Ontario (Lake Ontario), as home port.