Abstracts​​​​​​​​​

Poster Title

By

Bubble-mediated transport of benthic micro-organisms into the water column and its implication of pelagic methane oxidation capacity at the blowout site in the North Sea

Oliver Schmale, Sebastian Jordan, Tina Treude

Mapping and monitoring of methane seepages from seabed to surface, insights and recommendations from a multi-year Equinor project

Lars Petter Myhre, Frode Uiransrud, Jon Basset, Ole-Marius Hafstad Solvang, Reidar Helland

Measuring atmospheric methane emissions from abandoned wells and natural sources: a case study from the Dutch North Sea

Ilona Velzeboer, Arjan Hensen, Pim van den Bulk, Harmen van Mansom, Geert de Bruin, Henk de Haas, Analisa Delre, Henko de Stigter, Helge Niemann, Gert-Jan Reichart

Vessel-based methane emissions quantification of oil and gas platforms in the Dutch North Sea

Ilona Velzeboer, Gerrit Jan de Bruin, Marc van Dijken, Pim van den Bulk, Harmen van Mansom, Arjan Hensen

Extracting methane bubble metrics from Aris imaging-sonar datasets using machine learning

Samantha Kim, Geert de Bruin, Cees van Middelkoop

Well associated gas seeps from exploration wells on the Norwegian Continental Shelf

Rune Mattingsdal, Stefan Bünz, Stephane Polteau, Adriano Mazzini, Giuliana Panieri, Claudio Argentino, Pavel Serov, Henry Patton

Enabling compliance with EU Regulation on the Reduction of Methane Emissions

Hans Horikx, Paul Feng, Simon I. Andersen, Charlotte N. Larsen

Methane at abandoned wells in the German North Sea - Results of 2 research cruises in 2019 and 2021

Martin Blumenberg, Stefan Schloemer, Miriam Römer, Katja Heeschen

Using Field-Proven Passive Chemomechanical Solutions to Address EU Emissions Monitoring and Measurement Challenges

Jim Gordon

Distributed Sensor Networks for Monitoring Methane Leaks near Abandoned Wells

Monica Marot Frimann Andresen, Jaskaran Singh Malhotra, Simon Ivar Andersen

Subsidence and Plugged / Decommissioned Wells: New Plugging Materials to Counteract the Negative Effects

Carl Frederik Gyllenhammar

Natural methane seepage and Fluid Migration Pathways in the Tampen Slide: Insights from Structural and Seismic Analyses

Akash Trivedi, Stefan Bünz, Rune Mattingsdal, Stephane Polteau, Adriano Mazzini, Benedicte Ferre

Calibration of multibeam echosounder bubble plume measurements using a controlled bubble plume generator

Laurens van der Marel, Geert de Bruin, Peter Urban, Gert-Jan Reichart

Guarded by Carbonates: The Sentinel Seep of the Norwegian Trench

Stefan Bünz, Akash Trivedi, Rune Mattingsdal, Stephane Polteau, Andriano Mazzini, Benedicte Ferré

Where methane seeps meet cold-water corals in northern Norway - variability, habitat controls, and dissolved flux

Bénédicte Ferré, Claudio Argentino, Thibaut Barreyre, Hans Christopher Bernstein, Jorge Corrales-Guerrero, Knut Ola Dølven, Luca Fallati, Tina Kutti, Giuliana Panieri, Sebastian Petters, Samuel Rastrick, Muhammed Fatih Sert

Going beyond the log - from cement bond logging to barrier verification - consistency in zonal isolation assessments

Sigrid Kramer

Evaluating Methane seepage from decommissioned offshore wells in the context of Natural Marine Emissions

Andy Hill, Ian Taylor and Ping Teo

Natural methane seepage at Berta salt diapir located in the Northwestern part of the German North Sea

Miriam Römer, Martin Blumenberg, Yann Marcon, Stefan Schlömer, Hendrik Müller, Katja Heeschen, Katrin Schwalenberg

Methane dynamics at abandoned wells and natural seepage sites in the North Sea (Dutch EEZ)

A. Delre, G. de Bruin, I. Velzeboer, H. de Haas, F. Mienis, H.C. de Stigter, J. Riekenberg, R.L. van Dijk, R.M. Huybens, J.C. Engelmann, G.J. Reichart, H. Niemann

Research overview project MeNorth (Methane Emissions in the North Sea) - a NIOZ, TNO and SodM joint adventure

Helge Niemann, Annalisa Delre, Geert de Bruin, Barend van Engelenburg, Henk de Haas, Rosanne Huybens, Henko de Stigter, Ilona Velzeboer, Noortje Versteijlen, Martin Wilpshaar, Gert-Jan Reichart

Modelling Focused Fluid Flow in the Subsurface for Methane Emission Assessment in the North Sea

Lawrence H. Wang, Viktoriya Yarushina, Stephane Polteau, Adriano Mazzini

Spatial distribution and morphology of methane-derived authigenic carbonates, or ‘ bubbling reefs’ in the Danish offshore environment

Carlette N. Blok, Zyad Al-Hamdani, Mikkel S. Andersen, Lars Ø. Hansen, Isak R. Larsen, Verner B. Ernstsen

Gliding with methane sensors

Laurent Beguery, Felix Margirier, Alexandre Heumann

Fluctuations in methane emissions from a leaking well in the Dutch North Sea

Geert de Bruin, Peter Urban, Mehdy Ghasemzadeh Diva, Helge Niemann, Gert-Jan Reichart

Origin and Transport Pathways of Dissolved Methane in the German Bight

Yanan Zhao, Ingeborg Bußmann, Vera Sidorenko

Biochemically reactive transport modelling to assess pre-abandonment environmental baselines of mature offshore hydrocarbon fields in the North Sea

Amour F., Mahmoodia A., Cherikia A.A.C., Prinsb L., and Nicka, H.M.

Probalistic Modelling of Methane Leakage through Legacy Wells in the North Sea

Khazali A.R., Cheriki A.A.C., Nick H.

WELLFATE

Stéphane Polteau, Adriano Mazzini, Stefan Bünz, Mahmoud Khalifeh, Benedicte Ferré