quite a few, the hull moulding is available from
http://www.mobilemarinemodels.com/Photos are available from the builders
http://www.damen.nl/different styles of wheelhouse, the original is the Coastal Force
http://www.waterweg.nl/report.phpLater style wheelhouse, the upper part of the wheelhouse is stepped in to give more clearance working alongside vessels with overhang
http://www.maritimecraft.co.uk/ The Battler that this company owns can also be viewed on Tugspotters.com
http://www.tugspotters.com/welkom.htmlThe vessel is a Damen Stantug 1906, clik recent deliveries on Damen website and dropdown list Stantug 1906.
I will post pictures of my build shortly, I have fitted shafts, motors kort nozzles, deck, and almost completed wheelhouse.
Norry Mason who posts topics on this site used a wyeforce hull to produce a vessel at 1/24 scale, mine is 1/32 scale. I can forward a GA plan for you if required
Regards Andy