Seismic survey vessel
- Category
- offshore-construction
- Size envelope
- DP2; ~90-110 m LOA; 8-14 streamers x 8-12 km
- LOA typical
- ~95 m
- Cargo
- Seismic streamers + air-gun arrays
- Route archetype
- Global exploration and production seismic surveys
- Crew size
- 25-40 plus geoscience team
Overview
Specialised survey vessel towing 8-14 seismic streamers up to 8-12 km each for 3D and 4D subsurface imaging. PGS, TGS, Shearwater GeoServices. Distinctive silhouette - the streamers deploy in a fan behind the ship. Ships-agent and fisheries and wildlife awareness critical (survey activity affects marine mammals).