In service: 1987 - 2012
Owner: Ton Kooren International Marine Services BV - Nassau; in 1988 Kotug Vier BV (Kotug International BV) - Nassau; in 1996 Kotug Vier BV (Towing service Adriaan Kooren BV) - Nassau
Built: Delivered September 1982
Shipyard: Valley Shipbuilding Inc. -Brownsville
Construction number: 115
Dimensions: 28.20 x 27.13 x 11.59 x 3.81 x 3.32/5.06m
Tonnage: 272 GRT; 337 dwt
Call signal: C.6.D.D.5./ P.F-7015
Lloyds/IMO: 8207682
Machines: 2x four-stroke 7 cylinder Maschinenfabrik Augsburg/Nürnberg/Burmeister & Wain type 7S28LU4, 280x320 each coupled to a Z-peller; 2x four-stroke 6 cylinder Caterpillar type 3306 each coupled to a generator 135 kW/460 V/60 Hz; Intercon towing winch type SD150 with 540 meters of wire 52 mm, 68 ton brake
Power: 3,343 MOT; 2,458 kW
Speed: 11.5 knots
Drawbar pull: 53 tons
Purchased: On 11/23/1987 as ZP CHANDON of US Maritime Administration - San Francisco
Sold: On 17-03-20122012 as VB BULLDOG to Auxiliar Maritima Del Sur SA (Boluda Corporacion Maritima SA) - Nassau

Details: Built as ZP CHANDON for Tractug Marine Corp. (Faustug Marine Corp.) - San Francisco.
In 1985 as owner US Maritime Administration - San Francisco.