Help Identifying lights of vessel

[FLXTroutman]

I came across a diagram of these lights and cannot find an answer as to what it is in my internet search, so in the spirit of Longline's fun quizzes, I thought I would propose the question to the LOU members.  Thank you for playing along.

Edited December 7, 2014 by FLXTroutman

[ray koziatek]

Party Barge

[Patriot]

What leads you to believe they're light from a boat or ship?

[ray koziatek]

tug pushing a barge

[skipper19]

The Yankee Troller!....wait:huh:...those are blue....

Cent frum my notso smart fone

[rolmops]

That is a tug pushing a barge

[jimski2]

At anchor or restricted in maneuvering.

Sent from my iPhone using Lake Ontario United mobile app

[lost a lure]

Vessel Restricted in Her Ability To Maneuver conducting underwater operations where an obstruction exists.

Dredging

[Matt Bedient]

And I thought I'd never see this again after the captains course...