Independent geomatics analysis. Written by experts.https://geomatics-expert.com/enhttps://geomatics-expert.com/articles/shore-approach-burial-surveys-the-transition-zone-no-one-gets-right/https://geomatics-expert.com/articles/shore-approach-burial-surveys-the-transition-zone-no-one-gets-right/Pipeline depth of burial verification in shore approaches is consistently mismanaged. Here's what actually works across the intertidal gap.Mon, 06 Apr 2026 00:00:00 GMTclient-decisionshydrographygeodesyhttps://geomatics-expert.com/articles/brazils-s-101-launch-what-offshore-contractors-must-change-now/https://geomatics-expert.com/articles/brazils-s-101-launch-what-offshore-contractors-must-change-now/Brazil's first S-101 ENC at Suape signals major shifts in survey deliverables, QC workflows, and client expectations across Latin American offshore operations.Wed, 01 Apr 2026 00:00:00 GMTstandards-unpackedhydrographyhttps://geomatics-expert.com/articles/why-arctic-gnss-positioning-fails-above-70n-and-what-actually-works/https://geomatics-expert.com/articles/why-arctic-gnss-positioning-fails-above-70n-and-what-actually-works/Satellite geometry, ionospheric scintillation, and IMU drift cripple positioning above 70°N. We analyse the data and what offshore operators must do.Sun, 29 Mar 2026 00:00:00 GMTfailure-analysisgeodesyhttps://geomatics-expert.com/articles/why-following-asog-still-fails-the-drift-off-problem-no-one-wants-to-discuss/https://geomatics-expert.com/articles/why-following-asog-still-fails-the-drift-off-problem-no-one-wants-to-discuss/IMCA bulletins from 2013-2024 show ASOG non-compliance in diving, ROV, and drilling incidents. We analyse why crews ignore guidelines they helped write.Tue, 24 Mar 2026 00:00:00 GMTfailure-analysisdiving-operationsrovhttps://geomatics-expert.com/articles/what-really-moves-on-an-offshore-platform-the-subsidence-vs-growth-problem/https://geomatics-expert.com/articles/what-really-moves-on-an-offshore-platform-the-subsidence-vs-growth-problem/Separating platform subsidence from wellhead growth requires geodetic precision. Ekofisk lost $1bn learning this. We explain what works and what doesn't.Sat, 21 Mar 2026 00:00:00 GMTexecutive-advisorygeodesyhydrographyhttps://geomatics-expert.com/articles/when-gnss-fails-what-a-norwegian-dog-race-reveals-about-offshore-pnt/https://geomatics-expert.com/articles/when-gnss-fails-what-a-norwegian-dog-race-reveals-about-offshore-pnt/Russian jamming at Finnmarksløpet exposed GPS failures in a public race. We analyse what this means for offshore survey managers relying on GNSS positioning.Wed, 18 Mar 2026 00:00:00 GMTfailure-analysisgeodesyhttps://geomatics-expert.com/articles/battery-packs-in-pressure-housings-field-lessons-from-three-decades/https://geomatics-expert.com/articles/battery-packs-in-pressure-housings-field-lessons-from-three-decades/Practical analysis of IMCA D 002 on battery safety in subsea pressure housings, sharing field experience with thermal runaway, housing design, and emergency response.Sat, 14 Mar 2026 00:00:00 GMTstandards-unpackeddiving-operationsrovhttps://geomatics-expert.com/articles/dual-role-psvs-when-your-supply-vessel-becomes-a-subsea-worksite/https://geomatics-expert.com/articles/dual-role-psvs-when-your-supply-vessel-becomes-a-subsea-worksite/Why smart operators install ROV and diving spreads on chartered PSVs instead of hiring dedicated subsea vessels – and the Bridging Document most get wrong.Mon, 09 Mar 2026 00:00:00 GMTclient-decisionsrovdiving-operationshydrographyhttps://geomatics-expert.com/articles/when-autonomous-systems-make-sense-the-economics-of-remote-bathymetry/https://geomatics-expert.com/articles/when-autonomous-systems-make-sense-the-economics-of-remote-bathymetry/Senior geomatics consultants analyse trade-offs in uncrewed bathymetric surveys, drawing on Woolpert and Saildrone's Mariana Islands project. Real costs, accuracy limits, and project fit.Mon, 09 Mar 2026 00:00:00 GMTclient-decisionshydrographyrovhttps://geomatics-expert.com/articles/what-kongsbergs-em-sensor-rebrand-reveals-about-positioning-integration/https://geomatics-expert.com/articles/what-kongsbergs-em-sensor-rebrand-reveals-about-positioning-integration/Kongsberg's rebranding of Argeo Listen exposes a deeper industry shift: electromagnetic sensing is moving from specialist add-on to core positioning tool.Thu, 05 Mar 2026 00:00:00 GMTstandards-unpackedgeodesyhttps://geomatics-expert.com/articles/iogp-ssdm-version-3-what-16-years-of-data-chaos-taught-us/https://geomatics-expert.com/articles/iogp-ssdm-version-3-what-16-years-of-data-chaos-taught-us/IOGP's 2027 Seabed Survey Data Model overhaul demands workflow changes now. We analyse what offshore teams must prepare for – and where standardisation falls short.Mon, 02 Mar 2026 00:00:00 GMTstandards-unpackedhydrographygis