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Scientific Publications

AFAD Earthquake catalogue: Prime Ministry, Disaster and Emergency Management Presidency, Earthquake Department, On-line Catalogue,, 2007–present.


Becker, D., Martínez-Garzón, P., Wollin, C., Kılıç, T., & Bohnhoff, M.: Variation of Fault Creep Along the Overdue Istanbul-Marmara Seismic Gap in NW Türkiye. Geophysical Research Letters, 50(6), e2022GL101471,, 2023.

Martínez-Garzón, P., Beroza, G. C., Bocchini, G. M., & Bohnhoff, M.: Sea level changes affect seismicity rates in a hydrothermal system near Istanbul. Geophysical Research Letters, 50, e2022GL101258,, 2023.


Bocchini, G. M., Martínez-Garzón, P., Verdecchia, A., Harrington, R. M., Bohnhoff, M., Turkmen, T., & Nurlu, M.: Direct Evidence of a Slow-Slip Transient Modulating the Spatiotemporal and Frequency-Magnitude Earthquake Distribution: Insights From the Armutlu Peninsula, Northwestern Turkey. Geophysical Research Letters, 49(18), e2022GL099077,, 2022.

Durand, V., Gualandi, A., Ergintav, S., Kwiatek, G., Haghshenas, M., Motagh, M., Dresen, G. and Martínez-Garzón, P.: Deciphering aseismic deformation along submarine fault branches below the eastern Sea of Marmara (Turkey): Insights from seismicity, strainmeter, and GNSS data. Earth and Planetary Science Letters, 594, 117702,, 2022.


Gholamrezaie, E., Scheck-Wenderoth, M., Cacace, M., Bott [Sippel], J., Heidbach, O., Bohnhoff, M., Strecker, M. R.: Lithospheric strength variations and seismotectonic segmentation below the Sea of Marmara. - Tectonophysics, 815, 228999,, 2021.

Bohnhoff, M.: Future Challenges in Continental Scientific Drilling, Journal of the Geological Society of India, Vol. 97, Sept. 2021,, 2021.

Martínez Garzón, P., Durand, V., Bentz, S., Kwiatek, G., Dresen, G., Turkmen, T., Nurlu, M., Bohnhoff, M.: Near-Fault Monitoring Reveals Combined Seismic and Slow Activation of a Fault Branch within the Istanbul–Marmara Seismic Gap in Northwest Turkey. - Seismological Research Letters, 92, 6, 3743-3756,, 2021.

Bocchini, G. M., Martínez Garzón, P., Harrington, R. M., Bohnhoff, M.: Does Deep Tectonic Tremor Occur in the Central‐Eastern Mediterranean Basin? - Journal of Geophysical Research: Solid Earth, 126, 1, 2020JB020448,, 2021.


Jenkins, J., Stephenson, S. N., Martínez Garzón, P., Bohnhoff, M., Nurlu, M.: Crustal Thickness Variation Across the Sea of Marmara Region, NW Turkey: A Reflection of Modern and Ancient Tectonic Processes. - Tectonics, 39, 7, e2019TC005986,, 2020.

Bohnhoff, M., Malin, P. E.: Borehole Seismic Networks and Arrays. - In: Gupta, H. K. (Ed.), Encyclopedia of Solid Earth Geophysics, (Encyclopedia of Earth Sciences Series), Cham : Springer International Publishing, 1-9,, 2020.

Kılıç, T., Kartal, R. F., Kadirioğlu, F. T., Bohnhoff, M., Nurlu, M., Acarel, D., Martinez Garzon, P., Dresen, G., Özsarac, V., Malin, P. E.: Geophysical Borehole Observatory at the North Anatolian Fault in the Eastern Sea of Marmara (GONAF): initial results. - Journal of Seismology, 24, 2, 375-395., 2020.

Martínez Garzón, P., Heidbach, O., Bohnhoff, M.: Contemporary stress and strain field in the Mediterranean from stress inversion of focal mechanisms and GPS data. - Tectonophysics, 774, 228286,, 2020.


Martínez Garzón, P., Ben-Zion, Y., Zaliapin, I., Bohnhoff, M.: Seismic clustering in the Sea of Marmara: Implications for monitoring earthquake processes. Tectonophysics, 768, 228176,, 2019.

Wollin, C.: A unified seismicity catalogue for the Sea of Marmara Region, Turkey, and subsequent studies regarding repeating earthquakes and the local stress field, PhD Thesis, Berlin : Freie Universität, 160 p,, 2019.

Martínez Garzón, P., Bohnhoff, M., Mencin, D., Kwiatek, G., Dresen, G., Hodgkinson, K., Nurlu, M., Kadirioglu, F. T., Kartal, R. F.: Slow strain release along the eastern Marmara region offshore Istanbul in conjunction with enhanced local seismic moment release. Earth and Planetary Science Letters, 510, 209-218,, 2019.

Wollin, C., Bohnhoff, M., Vavryčuk, V., Martínez Garzón, P.: Stress Inversion of Regional Seismicity in the Sea of Marmara Region, Turkey. - Pure and Applied Geophysics, 176, 3, 1269-1291,, 2019.


Wollin, C., Bohnhoff, M., Martínez Garzón, P., Küperkoch, L., & Raub, C.: A unified earthquake catalogue for the Sea of Marmara Region, Turkey, based on automatized phase picking and travel-time inversion: seismotectonic implications. Tectonophysics, 747-748, 416-444,, 2018.

Malin, P. E., Bohnhoff, M., Blümle, F., Dresen, G., Martínez Garzón, P., Nurlu, M., Ceken, U., Kadirioglu, F. T., Kartal, R. F., Kiliç, T., & Yanik, K.: Microearthquakes preceding a M4.2 Earthquake Offshore Istanbul. Scientific Reports, 8, 16176,, 2018.


Bohnhoff, M., Wollin, C., Domigall, D., Küperkoch, L., Martínez-Garzón, P., Kwiatek, G., Dresen, G., Malin, P. E.: Repeating Marmara Sea Earthquakes: Indication for fault creep. Geophysical Journal International, 2017b.

Bohnhoff, M., Dresen, G., Ceken, U., Kadirioglu, F. T., Kartal, R. F., Kiliç, T., Nurlu, M., Yanik, K., Acarel, D., Bulut, F., Ito, H., Johnson, W., Malin, P. E., and Mencin, D.: GONAF – the borehole Geophysical Observatory at the North Anatolian Fault in the eastern Sea of Marmara, Sci. Dril., 22, 19-28,, 2017a.


Bohnhoff, M., Ickrath, M., and Dresen, G.: Seismicity distribution in conjunction with spatiotemporal variations of coseismic slip and postseismic creep along the combined 1999 Izmit-Düzce rupture, Tectonophysics, 686, 132–145,, 2016b.

Raub, C., Bohnhoff, M., Petrovic, B., Parolai, S., Malin, P. E., Yanik, K., Kartal, R. F., and Kiliç, T.: Seismic wave propagation in shallow layers at the GONAF-Tuzla site, Istanbul, Turkey, B. Seismol. Soc. Am., 106, 912–927,, 2016.

Bohnhoff, M., Martínez-Garzón, P., Bulut, F., Stierle, E., and Ben-Zion, Y.: Maximum earthquake magnitudes along different sections of the North Anatolian fault zone, Tectonophysics, 674, 147– 165,, 2016a.


Martínez-Garzón, P., Bohnhoff, M., Ben-Zion, Y., Dresen, G.: Scaling of maximum observed magnitudes with geometrical and stress properties of strike-slip faults, Geophys. Res. Lett., 2015GL066478,, 2015.

Ickrath, M., Bohnhoff, M., Dresen, Martínez-Garzón, P., G., Bulut, F., Kwiatek., G. and Germer, O.: Detailed analysis of spatiotemporal variations of the stress field orientation along the Izmit-Düzce rupture in NW Turkey from inversion of first motion polarity data.  Geophys. J. Int., 202(3), 2120–2132,, 2015.

Prevedel, B., Bulut, F., Bohnhoff, M., Raub, C., Kartal, R. F., Alver, F., and Malin, P. E.: Downhole Geophysical Observatories: Best Installation Practices and a Case History from Turkey, Int. J. Earth Sci. (Geol. Rundsch.), 104, 1537–1547,, 2015.



Bohnhoff, M., Bulut, F., Dresen, G., Malin, P. E., Eken, T., and Aktar, M.: An earthquake gap south of Istanbul, Nature Commun., 4, 1999,, 2013.


Bulut, F., Ellsworth, W. L., Bohnhoff, M., Aktar, M., and Dresen, G.: Spatiotemporal Earthquake Clusters along the North Anatolian Fault Zone Offshore Istanbul, B. Seismol. Soc. Am., 101, 1759– 1768,, 2011.

Bohnhoff, M., Bulut, F., Aktar, M., Dresen, G.: Das Erdbebenrisiko einer Megacity: Seismische Überwachung der Nordanatolischen Verwerfungszone vor Istanbul durch ein Seismometernetz auf den Prinzeninseln, System Erde: GFZ Journal, Deutsches GeoForschungs Zentrum, Potsdam,, 2011.


Bohnhoff, M., Dresen, G., Ellsworth, W.L., Ito, H.: Passive Seismic Monitoring of Natural and Induced Earthquakes: Case Studies, Future Directions ans Socio-Economic Relevance. In: S. Cloetingh, J. Negendank (eds.), New Frontiers in Integrated Solid Earth Sciences, International Year of Planet Earth, Springer,, 2010b.

Bohnhoff, M., Dresen, G., Aktar, M., Bulut, F., Eyidogan, H., and Ito, H.: GONAF: A deep Geophysical Observatory, Full Proposal to the International Continental Scientific Drilling Program (ICDP), 2010a.

Görgün, E., Bohnhoff, M., Bulut, F., Dresen, G.: Seismotectonic setting of the Karadere−Düzce branch of the North Anatolian Fault Zone between the 1999 Izmit and Düzce ruptures from analysis of Izmit aftershock focal mechanisms. Tectonophysics, 482, 170-181,, 2010.


Görgün, E., Zang, A., Bohnhoff, M., Milkereit, C., Dresen, G.: Analysis of Izmit aftershocks 25 days before the November 12th 1999 Düzce earthquake, Turkey. Tectonophysics, 474, 507-515,, 2009.

Bulut, F., Bohnhoff, M., Ellsworth, W. L., Aktar, M., and Dresen, D.: Microseismicity at the North Anatolian Fault in the Sea of Marmara offshore of Istanbul, NW Turkey, J. Geophys. Res., 114, 1– 16,, 2009.

Janssen, C., Bohnhoff, M., Vapnik, Y , Görgün, E., Bulut, F., Plessen, B., Pohl, D., Okay, A.I., Dresen, G.: Tectonic evolution of the Ganos segment of the North Anatolian Fault (NW Turkey) deduced from multidisciplinary investigations. J. Struct. Geol., 31, 11-28,, 2009.


Dresen, G., Bohnhoff, M., Aktar, M., and Eyidogan, H.: Drilling the North Anatolian Fault, Sci. Dril., 6, 58–59,, 2008.

Bohnhoff, M., Bulut, F., Görgün, E., Milkereit, C., Dresen, G.: Seismotectonic setting at the North Anatolian Fault Zone after the 1999 Mw=7.4 Izmit earthquake based on high-resolution aftershock locations. Adv. Geosc., 14, 85-92,, 2008.


Bohnhoff, M., Grosser, H., Dresen, G.: Strain partitioning and stress rotation at the North Anatolian Fault after the 1999 Izmit Mw=7.4 earthquake. Geophys. J. Int., 166, 373-385,, 2006.

Data publications


Martínez-Garzón, P., Durand, V., Kwiatek, G., Bohnhoff, M., Georg, D., Turkmen, T., Nurlu, M.: Seismicity catalog for the Armutlu Peninsula from 2019 derived using the SMARTnet temporary seismic network. V. 1. GFZ Data Services., 2021.

Bentz, S., Kwiatek, G., Durand, V., Wollin, C., Bohnhoff, M., Martínez Garzón, P.: Earthquake catalog derived from Template Matching related to "A two-scale preparation phase preceded a Mw 5.8 Earthquake in the Sea of Marmara offshore Istanbul, Turkey"., 2020.