Longyearbyen boats

I've decided to try to track the names of the boats that I encounter on the webcam.

Name: unknown
Name: unknown
First seen: 22 September 2005
Color: blue
Description:
Name: Norbjørn
Name: Norbjørn
First seen: 27 October 2003
Color: red
Description: Cargo boat from NorCargo
Name: Unknown
Name: unknown
First seen: 9 May 2004
Color: black
Description: Fishing/trawl boat
Name: Nordsyssel
Name: Nordsyssel
First seen: 31 October 2003
Color: red
Description: Belongs to Sysselmannen (http://www.sysselmannen.no/)
Name: Lance
Name: Lance
First seen: 4 June 2004
Color: blue
Description: Norwegian Polar Institute. http://npweb.npolar.no/
Name: Polargirl
Name: Polargirl
First seen: 12 June 2004
Color: black
Description: Passenger/charter ship. http://www.polarcharter.no/
Name: Nordstjernen
Name: Nordstjernen
First seen: 17 June 2004
Color: black
External link http://www.karmsundet.com/Baatbilder/Nordstjernen.JPG
http://www.cruising.org/CruiseLines/displayship.cfm~recordID~33.0.cfm
http://www.tfds.no/
Facts This boat is playing a part in the book "Frost on my moustache" from Tim Moore
Name: Unknown
Name: unknown
First seen: 31 July 2004
Color: gray
Name: Unknown
Name: unknown
First seen: 1 July 2005
Color: dark green (black?)

From the book "From pole to pole" of Michael Palin, I know that one of the boats that sails on Longyearbyen is named "Norsel".