CASE STUDIES
2025–26 PROGRAMMES
What the fleet delivered last year.
01Flown in 2025
0 km
Across six programmes and nine seas
02Vehicles lost
0
Four years, 1,900 dives, every one recovered
03Reports on time
0 %
Delivered inside the agreed window
04Ship days avoided
0
Compared with each client's previous survey plan
— ALL PROGRAMMES
Six clients, six kinds of seabed.
Oil & gas
Norwegian Sea
41 km of export pipeline in a single dive
Line 7 needed a full integrity survey before winter. One K6 flew it end to end and found the free span a ship survey had missed.
19 h
Vehicle time
0
Vessel days
Offshore wind
North Sea
Sixty monopiles in six days
A scour campaign across a 1.2 GW wind farm, run from a single CTV while turbines kept generating.
60
Foundations
6 days
Campaign
Power cables
Baltic Sea
Burial check on a Baltic power cable
A depth-of-burial survey along an interconnector, flown from shore without a survey vessel.
118 km
Cable surveyed
2.1 km
Low cover found
Environment
Gulf of Guinea
A monthly baseline for methane seeps
Twelve months of repeat surveys over natural gas seeps, logging plume height and seabed change to the same five centimetres.
12
Monthly surveys
±5 cm
Repeatability
Search & recovery
Bay of Biscay
Finding a lost container in a 30 km² box
A shipping container lost in a storm, a rough drift estimate and a salvage crew on standby.
31 h
Search time
3.1 km
From drift estimate
Oil & gas
Gulf of Mexico
Tieback route survey in deep water
A pre-lay route survey for a subsea tieback, with geohazards mapped before the pipe was ordered.
26 km
Corridor mapped
1.8 km
Shorter route
“
We got the report before the weather window we had booked for the ship.
INTEGRITY LEAD · NORDFJELL ENERGI
OPERATIONS
Fourteen vehicles at work on four continents.
Every K6 reports to the Aberdeen operations room over Iridium when it surfaces. One pilot supervises up to six vehicles; the rest of the team plans the next dive.
- Aberdeen operations room57.15°, -2.10°
- Line 7 export pipeline Norwegian Sea3 K6 · surveying
- Hornsea scour campaign North Sea2 K6 · on dock
- Baltic power cable Baltic Sea1 K6 · transit
- Deepwater tieback Gulf of Mexico2 K6 · surveying
- Pre-salt risers Santos Basin2 K6 · surveying
- Seep baseline Gulf of Guinea1 K6 · monthly
- Changhua wind farm Taiwan Strait2 K6 · surveying
- Bass Strait cable Bass Strait1 K6 · planning
NEXT DIVE
Your seabed could be the next case study.
Send the site, the depth and what you need to see. A survey planner replies within one working day with a lane plan and a fixed price.