HOLYHEAD BAY

S1 Sepia

S1 Sepia

Built by Holyhead Marine Services – The vessel has proven to be a very popular vessel. 

Built by Holyhead Marine Services – The vessel has proven to be a very popular vessel. 

Built by Holyhead Marine Services – The vessel has proven to be a very popular vessel. 

Built by Holyhead Marine Services – The vessel has proven to be a very popular vessel. 

Built by Holyhead Marine Services – The vessel has proven to be a very popular vessel. 


Versatile in combined crew and cargo carrying, with a survey configuration available. Holyhead Bay provides an exceptionally comfortable environment, with a fully resilient mounted superstructure.

The vessel is designed by BMT, with the passenger saloon area provides a quiet, and comfortable atmosphere, fully air-conditioned with suspension seating. The vessel is equipped with a galley area, TV/DVD, wireless internet, WC, 2-cabins and showering facilities.


Versatile in combined crew and cargo carrying, with a survey configuration available. Holyhead Bay provides an exceptionally comfortable environment, with a fully resilient mounted superstructure.

The vessel is designed by BMT, with the passenger saloon area provides a quiet, and comfortable atmosphere, fully air-conditioned with suspension seating. The vessel is equipped with a galley area, TV/DVD, wireless internet, WC, 2-cabins and showering facilities.


Versatile in combined crew and cargo carrying, with a survey configuration available. Holyhead Bay provides an exceptionally comfortable environment, with a fully resilient mounted superstructure.

The vessel is designed by BMT, with the passenger saloon area provides a quiet, and comfortable atmosphere, fully air-conditioned with suspension seating. The vessel is equipped with a galley area, TV/DVD, wireless internet, WC, 2-cabins and showering facilities.


Versatile in combined crew and cargo carrying, with a survey configuration available. Holyhead Bay provides an exceptionally comfortable environment, with a fully resilient mounted superstructure.

The vessel is designed by BMT, with the passenger saloon area provides a quiet, and comfortable atmosphere, fully air-conditioned with suspension seating. The vessel is equipped with a galley area, TV/DVD, wireless internet, WC, 2-cabins and showering facilities.


Versatile in combined crew and cargo carrying, with a survey configuration available. Holyhead Bay provides an exceptionally comfortable environment, with a fully resilient mounted superstructure.

The vessel is designed by BMT, with the passenger saloon area provides a quiet, and comfortable atmosphere, fully air-conditioned with suspension seating. The vessel is equipped with a galley area, TV/DVD, wireless internet, WC, 2-cabins and showering facilities.

MAIN PARTICULARS

Year Built 2014
Class DNVGL Windfarm service 1 IAI HSL. Category 2
Flag British
Hull Material Aluminium
Passengers 12
Crew 2–4
IMDG Yes
Sepia Top
Sepia Side

VESSEL SPECIFICATION

DIMENSIONS

Length overall 21.6 m
Beam 7 m
Draft 1 m
Fwd deck space 24 m
Aft deck space 20 m
Cargo 6 t

MACHINERY

Main engines 2x MTU 10V2000, Series M72 1410BHP, coupled to ZF3000 gearboxes
Propulsion Rolls Royce FF600 Waterjet
Generators 2x 21KVA Cummins Onan

PERFORMANCE DATA

Sprint speed 29 kts
Service speed 25 kts
Fuel consumption 124.8 lt/h*
Fuel capacity 5.300 lt
Bow fender Manuplus: Modular

DECK EQUIPMENT

Container/s 1x 10ft containers on the fwd deck. 1x 10ft container on aft deck.
Fuel transfer Yes
Jet Wash Yes
Crane Yes, Melcal FLI5T2/td>
Tiedowns Multiple points for cargo securing
Survey Overside scanner and moonpool arrangement

ONBOARD EQUIPMENT

Electronic chart Compass
Crew finder Iridium satcom
Depth sounder AIS
Compass VHF
RADAR CCTV / FLIR

SIMILAR VESSELS

Mareel is part of the Northern Offshore Group.