Geir Pedersen
Senior Researcher
gepe@norceresearch.no
+47 942 79 437
Nygårdsgaten 112, 5008 Bergen, Norway
Division
Energy & Technology
Research themes
CO2 emission monitoring
Acoustics
Research Groups
More information about Geir
Projects
Publications
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Research reportCruise report Hywind Tampen 13 to 28 March 2023 - Cruise no. 2023001004 G.O. Sars– Havforskningsinstituttet 2023
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Research reportThe One Ocean Expedition: Science and Sailing for the Ocean We Want– Havforskningsinstituttet 2023
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Research reportCRIMAC cruise report: Development of acoustic and optic methods for underwater target calssification - G.O. Sars 22.11 - 03.12 2022– Havforskningsinstituttet 2023
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Conference lectureResolving and characterizing nearby targets by means of broadband acoustics– Scandinavian Symposium on Physical Acoustics 2023
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Conference lectureBehaviour dependent broadband backscattering by physostomous fish (Clupea harengus L.)– Scandinavian Symposium on Physical Acoustics 2023
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Conference lectureMonitoring salmon with broad band echo sounders – investigate acoustic parameters as indicators for welfare– Scandinavian Symposium on Physical Acoustics 2023
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Academic articleInverse method applied to autonomous broadband hydroacoustic survey detects higher densities of zooplankton in near-surface aggregations than vessel-based net survey– Canadian Journal of Fisheries and Aquatic Sciences 2022
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Academic articleChanges in humpback whale song structure and complexity reveal a rapid evolution on a feeding ground in Northern Norway– Frontiers in Marine Science 2022
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Academic articleTaxonomical classification of reef fish with broadband backscattering models and machine learning approaches– Journal of the Acoustical Society of America 2022
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Conference lectureStudy of the acoustic reflectivity of pelagic fishes in the Mediterranean Sea: from ex-situ experiments to backscattering model– WGFAST - Working Group on Fisheries Acoustics Science and Technology 2022
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Research reportCRIMAC - Annual Report 2021– CRIMAC 2022
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Conference lectureQuantitative processing of broadband data as implemented in a scientific split-beam echosounder– WGFAST - Working Group on Fisheries Acoustics Science and Technology 2022
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Conference lectureMonitoring salmon with broad band echo sounders – investigate acoustic parameters as indicators for welfare– WGFAST - Working Group on Fisheries Acoustics Science and Technology 2022
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Research reportDoes seismic have an effect on zooplankton? - Field study at Ekofisk with RV Kristine Bonnevie– Havforskningsinstituttet 2022
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Conference lectureGas-baldder elongation estimation of mesopelagic organisms from wideband target strength frequency response– WGFAST - Working Group on Fisheries Acoustics Science and Technology 2022
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Research reportRisk of impact on nearby fish farms associated with establishment of underwater naval training area at Korsnes fortress– Forsvarets forskningsinstitutt (FFI) 2022
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Academic articleTemporal patterns in the soundscape of a Norwegian gateway to the Arctic– Scientific Reports 2022
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Academic articleMid-summer vertical behavior of a high-latitude oceanic zooplankton community– Journal of Marine Systems 2022
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Conference lectureApplication of backscattering models for targetstrength measurement of T. mediterraneus and S. colias in the Mediterranean Sea– Scandinavian Symposium on Physical Acoustics 2022
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Research reportAdvice from the Institute of Marine Research on anthropogenic noise in the sea– Havforskningsinstituttet Bergen 2022
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Academic articleAutonomous Surface and Underwater Vehicles as Effective Ecosystem Monitoring and Research Platforms in the Arctic - The Glider Project– Sensors 2021
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Academic articleMesopelagic flesh shear viscosity estimation from in situ broadband backscattering measurements by a viscous-elastic model inversion– ICES Journal of Marine Science 2021
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Research reportCRIMAC - Annual Report 2020– CRIMAC 2021
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Conference lectureCRIMAC - Center for Research-based Innovation in Marine Acoustic Abundance Estimation and Backscatter Classification– ICES WGFAST and ICES-FAO WGFTFB 2021
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Academic articleA model for the fate of carbon dioxide from a simulated carbon storage seep– International Journal of Greenhouse Gas Control 2021
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Academic articleHumpback Whale (Megaptera novaeangliae) Song on a Subarctic Feeding Ground– Frontiers in Marine Science 2021
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Research reportFisheries acoustics and Acoustic Target Classification - Report from the COGMAR/CRIMAC workshop on machine learning methods in fisheries acoustics– Havforskningsinstituttet 2021
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Research reportCRIMAC cruise report 2020116– Havforskningsinstituttet 2021
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Academic articleIn situ calibration of observatory broadband echosounders– ICES Journal of Marine Science 2020
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Academic articleExamining the relationship between morphological variation and modeled broadband scattering responses of reef-associated fishes from the Southeast United States– Fisheries Research 2020
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Academic articleArctic Marine Data Collection Using Oceanic Gliders: Providing Ecological Context to Cetacean Vocalizations– Frontiers in Marine Science 2020
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Academic articleLong-Term Statistics of Observed Bubble Depth Versus Modeled Wave Dissipation– Journal of Geophysical Research (JGR): Space Physics 2020
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Academic articleMeasurements of underwater noise radiated by commercial ships at a cabled ocean observatory– Marine Pollution Bulletin 2020
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Academic articleAcoustic characterization of an artificial CO2 seep using split-beam echo sounders– Underwater Acoustics Conference & Exhibition (UACE) 2019
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Academic articleUnderwater noise from wind at the high north LoVe ocean observatory– Underwater Acoustics Conference & Exhibition (UACE) 2019
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Conference lectureUnderwater noise from wind at the high north LoVe ocean observatory– UACE 2019 (Underwater Acoustic Conference & Exhibition) 2019
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Non-fiction chapterIntegrated Monitoring Approach for Offshore Geological CO2 Storage– 2019
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Academic articleAcoustic determination of CO2 bubble rise heights during a controlled release experiment– Journal of the Acoustical Society of America 2019
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Conference lectureObserver/AMAR G4 Passive Acoustic Monitoring System for Autonomous Maritime Observation– 2018 IEEE/OES Autonomous Underwater Vehicle Workshop 2019
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Conference lectureAcoustic characterization of an artificial CO2 seep using split-beam echo sounders– UACE2019 2019
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Conference lectureAutonomous surface vehicles for persistent acoustic monitoring of zooplankton in a highly productive shelf area– OCEANS 2019 2019
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Academic articleBroadband acoustic scattering from oblate hydrocarbon droplets– Journal of the Acoustical Society of America 2019
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Popular scientific articleKart fra 1539 kan skjule en hemmelighet utenfor Lofoten– Bladet Vesterålen 2019
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Popular scientific articleEt kart fra 1539 kan skjule hemmeligheten bak de gode fiskeområdene utenfor Lofoten– Forskning.no 2019
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Conference lectureIntegrated Monitoring Approach for Offshore Geological CO2 Storage– Offshore Technology Conference 2019 2019
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Conference lectureSimulations of acoustic transmission loss of Fin whale calls reaching the LoVe Ocean Observatory– E. Viggen and L. Hoff (eds.), Proc. 42th Scandinavian Symposium on Physical Acoustics, Geilo, Norway, Jan. 27 - 30, 2019 2019
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Academic chapterImpact of long distance propagated seismic signals on soundscape in the Fram Strait. Use of ACOBAR data and PE modelling.– 2016
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Academic chapterImpact of long distance propagated seismic signals on the soundscape in the Fram Strait. Use ACOBAR data and PE modeling– 2016
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Conference lectureImpact of long distance propagated seismic signals on the soundscape in the Fram Strait. Use ACOBAR data and PE modeling– Acoustic and environmental variability, fluctuations, and coherence 2016
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Academic articleModeling target strength of individual herring (Clupea harengus) at any aspect as a function of pressure and frequency– Journal of the Acoustical Society of America 2016
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Academic articleSimulation of acoustic backscattering from bubbles and droplets under different shape regimes with implications for underwater detection of leakages using active acoustic sensors.– Journal of the Acoustical Society of America 2016
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Academic chapterFish finding with autonomous surface vehicles for the pelagic fisheries– 2016
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Academic articleRelative acoustic frequency response of induced methane, carbon dioxide and air gas bubble plumes, observed laterally.– Journal of the Acoustical Society of America 2016
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Conference lectureAdvances in the use of active acoustics for detection and conservation of cetaceans.– Watkins Memorial Marine Mammal Bioacoustics Symposium 2015
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Conference lectureAcoustic detection and of underwater gas and oil plumes: Effective medium modelling of backscattering by bubble and droplet plumes.– Ocean Outlook 2015
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Conference lectureEfficient BEM for acoustic scattering with application to fish– 38th Scandinavian Symposium on Physical Acoustics 2015
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Academic articleActive acoustic detection of subsea oil and gas leaks; model prediction and measurements– Journal of the Acoustical Society of America 2014
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Academic articleThe effect of depth on the target of a humpback whale(Megaptera novaengliae)– Journal of the Acoustical Society of America 2013
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Academic articleAccuracy of the Kirchhoff-approximation and Kirchhoff-ray-mode fish swimbladder acoustic scattering models– PLOS ONE 2013
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Research reportInstrumentering for trenging i not. Forstudie– CMR Instrumentation 2012
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Conference lectureA review of possible mitigation measures for reducing mortality in purse-seine fisheries– ICES Annual Science Conference 2012
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Academic articlePetroleum technology supports fisheries management– Biophysics & Bioengeenering Letters 2011
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Academic articleA revised target strength-length estimate for blue whiting (Micromesistius poutassou): implications for biomass estimates– ICES Journal of Marine Science 2011
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Academic articleWaves Generated by a Pressure Disturbance Moving in a Channel with a Variable Cross-Sectional Topography– Journal of waterway, port, coastal, and ocean engineering 2009
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Academic articleThe relative frequency response derived from individually separated targets of northeast Arctic cod (Gadus morhua), saithe (Pollachius virens), and Norway pout (Trisopterus esmarkii)– ICES Journal of Marine Science 2009
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Academic articleLateral-aspect, target-strength measurements of in situ herring (Clupea harengus)– ICES Journal of Marine Science 2009
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Academic articleInferring the acoustic dead-zone volume by split-beam echo sounder with narrow-beam transducer on a noninertial platform– Journal of the Acoustical Society of America 2009
