
Picture by Owen Foley via http://www.shipspotting.com
Picture by Owen Foley via http://www.shipspotting.com
Picture by DDGhansa via http://www.shipspotting.com
Picture by Geir Vines via http://www.shipspotting.com
Picture by Alf Kåre Aasebø via http://www.shipspotting.com
Picture by Marcel & Ruud Coster via http://www.shipspotting.com
Picture by David Meek via http://www.marinetraffic.com
Picture by Geir Vinnes via http://www.shipspotting.com
Picture by bjørnar Henningsen via http://www.shipspotting.com
Picture by Bjørnar Henningsen via http://www.shipspotting.com
Picture by Dirk Septer via http://www.shipspotting.com
Picture by Frode Adolfsen via http://www.shipspotting.com
Square?
Thanks again to D.D. for the tip!
EDIT:
As mentioned in the comments by Thomas: it’s indeed a trimaran, below is the picture he is linking to (via Google).
Picture by PTS Ltd, via http://www.polandatsea.com
Picture by Alf Kåre Aasebø via http://www.shipspotting.com
Picture by Cor Vermeer via Piet Sinke’s Daily Shipping Newsclippings