In the last few decades, substantial efforts have been made to improve and facilitate the way hydrographic data is obtained. One technology is the EdgeTech 4600, an interferometric phase difference...

At the beginning of the 2013 pipeline inspection season, client requirements led to Fugro Survey Limited needing to move fast to acquire a new remotely operated towed vehicle (ROTV). MacArtney...

The MacArtney NEXUS MK VI is a HD video and multibeam sonar multiplexer that carries all signals over one single mode optical fibre via CWDM (Coarse Wavelength Division Multiplexing). As...

Parker Maritime, Norway, provided the Seajacks team with navigation services, survey support during installation of the monopiles and transition pieces (TP), and crane monitoring services during monopile up-ending. Parker utilised...

Imagenex has released the Model 878 high-resolution sidescan sonar which runs two sonars simultaneously on each side at different sound wavelengths for enhanced image clarity. The new DT100 Sensor Interface...

Quality control of survey data is an integral part of any hydrographic survey or inspection operation, but the focus is too often concentrated on the wrong sensors, the carrying out...

At SUBSEA EXPO (Aberdeen, UK), SBG Systems, France, has unveiled the Ekinox Subsea Series, a product family of survey-grade inertial systems designed for underwater applications up to 6,000m. Based on...

The Maritime Institute Willem Barentsz (MIWB) in The Netherlands has joined the CARIS Academic Partnering Programme with CARIS HIPS and SIPS and BASE Editor for hydrographic data processing. The programme...

My earlier articles on the alignment of motion reference units (MRU) with the ships reference frame (SRF) did not cover the calibration of GNSS augmented heading systems. Although the alignment...

Kongsberg Maritimes has introduced a new member in its family of Motion Monitoring Units at Ocean Business 2015. The MRU 5+ MK-II is part of a range of MRUs for...