My research foci lie on deciphering the phylogeny and systematics of deep-sea sharks, where I am making use of morphological and phylogenomic methods (including sequencing of preserved museum material) to explore adaptation, diversity, phylogeography and population structures in present and past.

www.shark-references.com

https://www.facebook.com/sharkreferences

• Bachelor and master thesis supervision
• UiB BIO298: Workplace practice in Biology
• UiB BIO299: Research Practice in Biology
• High Throughput Sequencing - data types, data manipulation and analysis at ForBIO Research School for Biosystematics (https://www.forbio.uio.no/events/courses/2022/HTS_Bergen_2022.html)
• Systematics and Evolution of Marine Invertebrates: ForBio and UiB course (https://www.forbio.uio.no/events/courses/2022/Systematics%20and%20Evolution%20of%20Marine%20Invertebrates)
• BIO210: Evolutionary Biology team lecture
• Introduction to phylogenetic methods: ForBio and UiB course (https://www.forbio.uio.no/events/courses/2022/Bergen_Phylogenetics_2022.html)

Publications (selection)

Methods:

Straube, N. & Lyra, M.L. & Paijmans, J.L.A. & Preick, M. & Basler, N. & Penner, J. & Rödel, M.-O. & Westbury, M.V. & Haddad, C.F.B. & Barlow, A. & Hofreiter, M. (2021)Successful application of ancient DNA extraction and library construction protocols to museum wet collection specimens. Molecular Ecology Resources, 21(7), 2299–2315DOI: 10.1111/1755-0998.13433

Agne, S. & Straube, N. & Preick, M. & Hofreiter, M. (2022). Simultaneous barcode sequencing of diverse museum collection specimens using a mixed RNA bait set. Front. Ecol. Evol. doi: 10.3389/fevo.2022.909846

McCormack, J. & Griffiths, M.L. & Kim, S.L. & Shimada, K. & Karnes, M. & Maisch, H. & Pederzani, S. & Bourgon, N. & Jaouen, K. & Becker, M.A. & Jöns, N. & Sisma-Ventura, G. & Straube, N. & Pollerspöck, J. & Hublin, J.-J. & Eagle, R.A. & Tütken, T. (2022)Trophic position of Otodus megalodon and great white sharks through time revealed by zinc isotopes. Nature Communications, 13, Article 2980DOI: 10.1038/s41467-022-30528-9

Li, C. & Hofreiter, M. & Straube, N. & Corrigan, S. & Naylor G.J.P. (2013) Capturing protein-coding genes across highly divergent species BioTechniques 2013 54:6, 321-326

Museomics

Baer, Jan, Schliewen, Ulrich K., Schedel, Frederic D. B., Straube, Nicolas, Roch, Samuel, and Brinker, Alexander. 2023. “ Cryptic Persistence and Loss of Local Endemism in Lake Constance Charr Subject to Anthropogenic Disturbance.” Ecological Applications 33( 2): e2773. https://doi.org/10.1002/eap.2773

Agne, S. & Naylor, G.J.P. & Preick, M. & Yang, L. & Thiel, R. & Weigmann, S. & Paijmans, J.L.A. & Barlow, A. & Hofreiter, M. & Straube, N. (2022)Taxonomic Identification of Two Poorly Known Lantern Shark Species Based on Mitochondrial DNA From Wet-Collection Paratypes. Frontiers in Ecology and Evolution, 10, Article fevo.2022.910009DOI: 10.3389/fevo.2022.910009

Straube, N. & Preick, M. & Naylor, G.J.P. & Hofreiter, M. (2021)Mitochondrial DNA sequencing of a wet-collection syntype demonstrates the importance of type material as genetic resource for lantern shark taxonomy (Chondrichthyes: Etmopteridae). Royal Society Open Science, 8(9), Article 210474DOI: 10.1098/rsos.210474

Li, C. & Corrigan, S. & Yang, L. & Straube, N. & Harris, M. & Hofreiter, M. & White, W.T. & Naylor, G.J.P. (2015)DNA capture reveals transoceanic gene flow in endangered river sharks. Proceedings of the National Academy of Sciences of the United States of America, 112(43), 13302–13307DOI: 10.1073/pnas.1508735112

Technical comment:

Feichtinger, I. & Adnet, S. & Cuny, G. & Guinot, G. & Kriwet, J. & Neubauer, T.A. & Pollerspöck, J. & Shimada, K. & Straube, N. & Underwood, C. & Vullo, R. & Harzhauser, M. (2021)Comment on “An early Miocene extinction in pelagic sharks”. Science, 374(6573), Article abk0632DOI: 10.1126/science.abk0632

Phylogenetics & Evolution

Wang, Q. & Dizaj, L. P. & Huang, J. & Sarker, K. K. & Kevrekidis, C. & Reichenbacher, B. & Esmaeili, H. R. & Straube, N. & Moritz, T. & Li, C. (2022) Molecular phylogenetics of the Clupeiformes based on exon-capture data and a new classification of the order, Molecular Phylogenetics and Evolution,Volume 175,2022,107590,https://doi.org/10.1016/j.ympev.2022.107590

Claes, J.M. & Nilsson, D.-E. & Mallefet, J. & Straube, N. (2015)The presence of lateral photophores correlates with increased speciation in deep-sea bioluminescent sharks. Royal Society Open Science, 2, Article 150219DOI: 10.1098/rsos.150219

Claes, J.M. & Nilsson, D.-E. & Straube, N. & Collin, S.P. & Mallefet, J. (2014)Iso-luminance counterillumination drove bioluminescent shark radiation. Scientific Reports, 4, Article 4328DOI: 10.1038/srep04328

Straube, N. & Li, C. & Claes, J.M. & Corrigan, S. & Naylor, G.J.P. (2015)Molecular phylogeny of Squaliformes and first occurrence of bioluminescence in sharks. BMC Evolutionary Biology, 15, Article 162 DOI: 10.1186/s12862-015-0446-6

Conservation

Villate-Moreno, M, & Cubillos-M, J.C. & Stibor, H. & Crawford, A.J. & Straube, N. (2022)Molecular identification and first demographic insights of sharks based on artisanal fisheries bycatch in the Pacific Coast of Colombia: implications for conservation. PeerJ, 10, Article e13478DOI: 10.7717/peerj.13478

Villate-Moreno, M. & Pollerspöck, J. & Kremer-Obrock, F. & Straube, N. (2021)Molecular analyses of confiscated shark fins reveal shortcomings of CITES implementations in Germany. Conservation Science and Practice, 3(6), Article e398DOI: 10.1111/csp2.398

Palaeontology

Pollerspöck, J. & Güthner, T. & Straube, N. (2022)Re-evaluation of the Lower Miocene (Burdigalian, Ottnangian) elasmobranch fauna (Elasmobranchii, Neoselachii) from Upper Austria (Allerding, near Schärding, Austria) with comments on the paleogeographic distribution of the recorded squaliform sharks. Annalen des Naturhistorischen Museums in Wien, Series A, 122, 87–163

Feichtinger, I. & Guinot, G. & Straube, N. & Harzhauser, M. & Auer, G. & Ćorić, S. & Kranner, M. & Schellhorn, S. & Ladwig, J. & Thies, D. & Pollerspöck, J. (2022)Revision of the Cretaceous shark Protoxynotus (Chondrichthyes, Squaliformes) and early evolution of somniosid sharks. Cretaceous Research, 140, Article 105331DOI: 10.1016/j.cretres.2022.105331

Pollerspöck, J. & Beaury, B. & Straube, N. & Feichtinger, I. (2021)Oldest evidence of the genus Squalus in the north alpine realm with remarks on its evolution and distribution through time. Paleoichthys, 2, 1–9

Pollerspöck, J. & Beaury, B. & Straube, N. & Feichtinger, I. (2021)Oldest evidence of the genus Squalus in the north alpine realm with remarks on its evolution and distribution through time. Paleoichthys, 2, 1–9

Pollerspöck, J. & Straube, N. (2021)Phylogenetic placement and description of an extinct genus and species of kitefin shark based on tooth fossils (Squaliformes: Dalatiidae). Journal of Systematic Palaeontology, 19(15), 1083–1096DOI: 10.1080/14772019.2021.2012537

• Phylogenomics of archival DNA (German research Foundation; project number 351649567)
• Lions in Bergen – provenance of three collection specimens of Panthera leo in the University Museum of Bergen (Meltzer Fund)
• Type Specimen Museomics (Meltzer Fund)