Publications


Orenstein, E. C., Ayata, S., Maps, F., Becker, É. C., Benedetti, F., Biard, T., de Garidel‐Thoron, T., Ellen, J. S., Ferrario, F., Giering, S. L. C., Guy‐Haim, T., Hoebeke, L., Iversen, M. H., Kiørboe, T., Lalonde, J., Lana, A., Laviale, M., Lombard, F., Lorimer, T., … Irisson, J. (2022). Machine learning techniques to characterize functional traits of plankton from image data. Limnology and Oceanography, lno.12101. https://doi.org/10.1002/lno.12101
Chavarry, J. M., Law, K. L., Barton, A. D., Bowlin, N. M., Ohman, M. D., & Choy, C. A. (2022). Relative exposure to microplastics and prey for a pelagic forage fish. Environmental Research Letters, 17(6). https://doi.org/10.1088/1748-9326/ac7060
Pinti, J., Visser, A. W., Serra-Pompei, C., Andersen, K. H., Ohman, M. D., & Kiorboe, T. (2022). Fear and loathing in the pelagic: How the seascape of fear impacts the biological carbon pump. Limnology and Oceanography, 19. https://doi.org/10.1002/lno.12073
Gastauer, S., Nickels, C. F., & Ohman, M. D. (2021). Body size- and season-dependent diel vertical migration of mesozooplankton resolved acoustically in the San Diego Trough. Limnology and Oceanography, 14. https://doi.org/10.1002/lno.11993
Matthews, S. A., Goetze, E., & Ohman, M. D. (2021). Recommendations for interpreting zooplankton metabarcoding and integrating molecular methods with morphological analyses. Ices Journal of Marine Science, 78(9), 3387–3396. https://doi.org/10.1093/icesjms/fsab107
Whitmore, B. M., & Ohman, M. D. (2021). Zooglider-measured association of zooplankton with the fine-scale vertical prey field. Limnology and Oceanography, 17. https://doi.org/10.1002/lno.11920
Rastetter, E. B., Ohman, M. D., Elliott, K. J., Rehage, J. S., Rivera-Monroy, V. H., Boucek, R. E., Castaneda-Moya, E., Danielson, T. M., Gough, L., Groffman, P. M., Jackson, C. R., Miniat, C. F., & Shaver, G. R. (2021). Time lags: insights from the US Long Term Ecological Research Network. Ecosphere, 12(5), 25. https://doi.org/10.1002/ecs2.3431
Chenillat, F., Riviere, P., & Ohman, M. D. (2021). On the sensitivity of plankton ecosystem models to the formulation of zooplankton grazing. PLOS ONE, 16(5). https://doi.org/10.1371/journal.pone.0252033
Lilly, L. E., & Ohman, M. D. (2021). Euphausiid spatial displacements and habitat shifts in the southern California Current System in response to El Nino variability. Progress in Oceanography, 193. https://doi.org/10.1016/j.pocean.2021.102544
Chabert, P., d’Ovidio, F., Echevin, V., Stukel, M. R., & Ohman, M. D. (2021). Cross-shore flow and implications for carbon export in the California Current Ecosystem: A Lagrangian analysis. Journal of Geophysical Research-Oceans, 126(2). https://doi.org/10.1029/2020jc016611
Zaba, K. D., Franks, P. J. S., & Ohman, M. D. (2021). The California Undercurrent as a source of upwelled waters in a coastal filament. Journal of Geophysical Research-Oceans, 126(2). https://doi.org/10.1029/2020jc016602
Biard, T., & Ohman, M. D. (2020). Vertical niche definition of test-bearing protists (Rhizaria) into the twilight zone revealed by in situ imaging. Limnology and Oceanography. https://doi.org/10.1002/lno.11472
Szesciorka, A. R., Ballance, L. T., Sirovic, A., Rice, A., Ohman, M. D., Hildebrand, J. A., & Franks, P. J. S. (2020). Timing is everything: Drivers of interannual variability in blue whale migration. Scientific Reports, 10(1). https://doi.org/10.1038/s41598-020-64855-y
Swalethorp, R., Aluwihare, L., Thompson, A. R., Ohman, M. D., & Landry, M. R. (2020). Errors associated with compound-specific delta N-15 analysis of amino acids in preserved fish samples purified by high-pressure liquid chromatography. Limnology and Oceanography-Methods. https://doi.org/10.1002/lom3.10359
Ohman, M. D. (2019). A sea of tentacles: optically discernible traits resolved from planktonic organisms in situ. Ices Journal of Marine Science, 76(7), 1959–1972. https://doi.org/10.1093/icesjms/fsz184
Lilly, L. E., Send, U., Lankhorst, M., Martz, T. R., Feely, R. A., Sutton, A. J., & Ohman, M. D. (2019). Biogeochemical anomalies at two Southern California Current system moorings during the 2014-2016 Warm Anomaly-El Nino Sequence. Journal of Geophysical Research-Oceans. https://doi.org/10.1029/2019jc015255
Gaskell, D. E., Ohman, M. D., & Hull, P. M. (2019). Zooglider-based measurements of planktonic foraminifera in the California Current system. Journal of Foraminiferal Research, 49(4), 390–404. https://doi.org/10.2113/gsjfr.49.4.390
Fender, C. K., Kelly, T. B., Guidi, L., Ohman, M. D., Smith, M. C., & Stukel, M. R. (2019). Investigating particle size-flux relationships and the biological pump across a range of plankton ecosystem states from coastal to oligotrophic. Frontiers in Marine Science, 6. https://doi.org/10.3389/fmars.2019.00603
Brandon, J. A., Jones, W., & Ohman, M. D. (2019). Multidecadal increase in plastic particles in coastal ocean sediments. Science Advances, 5. https://doi.org/10.1126/sciadv.aax0587
Kelly, T. B., Davison, P. C., Goericke, R., Landry, M. R., Ohman, M. D., & Stukel, M. R. (2019). The importance of mesozooplankton diel vertical migration for sustaining a mesopelagic food web. Frontiers in Marine Science, 6. https://doi.org/10.3389/fmars.2019.00508
Kenitz, K. M., Visser, A. W., Ohman, M. D., Landry, M. R., & Andersen, K. H. (2019). Community trait distribution across environmental gradients. Ecosystems, 22(5), 968–980. https://doi.org/10.1007/s10021-018-0314-5
Ellen, J. S., Graff, C. A., & Ohman, M. D. (2019). Improving plankton image classification using context metadata. Limnology and Oceanography-Methods, 17(8), 439–461. https://doi.org/10.1002/lom3.10324
Stukel, M. R., Ohman, M. D., Kelly, T. B., & Biard, T. (2019). The roles of suspension-feeding and flux-feeding zooplankton as gatekeepers of particle flux into the mesopelagic ocean in the Northeast Pacific. Frontiers in Marine Science, 6. https://doi.org/10.3389/fmars.2019.00397
Whitmore, B. M., Nickels, C. E., & Ohman, M. D. (2019). A comparison between Zooglider and shipboard net and acoustic mesozooplankton sensing systems. Journal of Plankton Research, 41(4), 521–533. https://doi.org/10.1093/plankt/fbz033
Hetherington, E. D., Kurle, C. M., Ohman, M. D., & Popp, B. N. (2019). Effects of chemical preservation on bulk and amino acid isotope ratios of zooplankton, fish, and squid tissues. Rapid Communications in Mass Spectrometry, 33(10), 935–945. https://doi.org/10.1002/rcm.8408
Stukel, M. R., Kelly, T. B., Aluwihare, L. I., Barbeau, K. A., Goericke, R., Krause, J. W., Landry, M. R., & Ohman, M. D. (2019). The Carbon:(234)Thorium ratios of sinking particles in the California current ecosystem 1: relationships with plankton ecosystem dynamics. Marine Chemistry, 212, 1–15. https://doi.org/10.1016/j.marchem.2019.01.003
Lombard, F., Boss, E., Waite, A. M., Vogt, M., Uitz, J., Stemmann, L., Sosik, H. M., Schulz, J., Romagnan, J. B., Picheral, M., Pearlman, J., Ohman, M. D., Niehoff, B., Moller, K. M., Miloslavich, P., Lara-Lpez, A., Kudela, R., Lopes, R. M., Kiko, R., … Appeltans, W. (2019). Globally consistent quantitative observations of planktonic ecosystems. Frontiers in Marine Science, 6. https://doi.org/10.3119/fmars.2019.00196
de Verneil, A., Franks, P. J. S., & Ohman, M. D. (2019). Frontogenesis and the creation of fine-scale vertical phytoplankton structure. Journal of Geophysical Research-Oceans, 124(3), 1509–1523. https://doi.org/10.1029/2018jc014645
Nickels, C. F., Sala, L. M., & Ohman, M. D. (2019). The euphausiid prey field for blue whales around a steep bathymetric feature in the southern California current system. Limnology and Oceanography, 64(1), 390–405. https://doi.org/10.1002/lno.11047
Ohman, M. D., Davis, R. E., Sherman, J. T., Grindley, K. R., Whitmore, B. M., Nickels, C. F., & Ellen, J. S. (2018). Zooglider: An autonomous vehicle for optical and acoustic sensing of zooplankton. Limnology and Oceanography: Methods, 0(0). https://doi.org/10.1002/lom3.10301
Stukel, M. R., Biard, T., Krause, J., & Ohman, M. D. (2018). Large Phaeodaria in the twilight zone: Their role in the carbon cycle. Limnology and Oceanography, 63(6), 2579–2594. https://doi.org/10.1002/lno.10961
Nickels, C. F., & Ohman, M. D. (2018). CCEIII: Persistent functional relationships between copepod egg production rates and food concentration through anomalously warm conditions in the California Current Ecosystem. Deep-Sea Research Part I-Oceanographic Research Papers, 140, 26–35. https://doi.org/10.1016/j.dsr.2018.07.001
Kahru, M., Jacox, M. G., & Ohman, M. D. (2018). CCE1: Decrease in the frequency of oceanic fronts and surface chlorophyll concentration in the California Current System during the 2014-2016 northeast Pacific warm anomalies. Deep-Sea Research Part I-Oceanographic Research Papers, 140, 4–13. https://doi.org/10.1016/j.dsr.2018.04.007
Morrow, R. M., Ohman, M. D., Goericke, R., Kelly, T. B., Stephens, B. M., & Stukel, M. R. (2018). CCE V: Primary production, mesozooplankton grazing, and the biological pump in the California Current Ecosystem: Variability and response to El Nino. Deep-Sea Research Part I-Oceanographic Research Papers, 140, 52–62. https://doi.org/10.1016/j.dsr.2018.07.012
Lilly, L. E., & Ohman, M. D. (2018). CCE IV: El Nino-related zooplankton variability in the southern California Current System. Deep-Sea Research Part I-Oceanographic Research Papers, 140, 36–51. https://doi.org/10.1016/j.dsr.2018.07.015
Nickels, C. F., Sala, L. M., & Ohman, M. D. (2018). The morphology of euphausiid mandibles used to assess selective predation by blue whales in the southern sector of the California Current System. Journal of Crustacean Biology, 38(5), 563–573. https://doi.org/10.1093/jcbiol/ruy062
Biard, T., Krause, J. W., Stukel, M. R., & Ohman, M. D. (2018). The significance of giant phaeodarians (rhizaria) to biogenic silica export in the California Current ecosystem. Global Biogeochemical Cycles, 32(6), 987–1004. https://doi.org/10.1029/2018gb005877
Lindegren, M., Checkley, D. M., Koslow, J. A., Goericke, R., & Ohman, M. D. (2018). Climate-mediated changes in marine ecosystem regulation during El Nino. Global Change Biology, 24(2), 796–809. https://doi.org/10.1111/gcb.13993
Stukel, M. R., Aluwihare, L. I., Barbeau, K. A., Chekalyuk, A. M., Goericke, R., Miller, A. J., Ohman, M. D., Ruacho, A., Song, H., Stephens, B. M., & Landry, M. R. (2017). Mesoscale ocean fronts enhance carbon export due to gravitational sinking and subduction. Proceedings of the National Academy of Sciences of the United States of America, 114(6), 1252–1257. https://doi.org/10.1073/pnas.1609435114
Brandon, J., Goldstein, M., & Ohman, M. D. (2016). Long-term aging and degradation of microplastic particles: Comparing in situ oceanic and experimental weathering patterns. Marine Pollution Bulletin, 110(1), 299–308. https://doi.org/10.1016/j.marpolbul.2016.06.048
Ohman, M. D., & Romagnan, J. B. (2016). Nonlinear effects of body size and optical attenuation on Diel Vertical Migration by zooplankton. Limnology and Oceanography, 61(2), 765–770. https://doi.org/10.1002/lno.10251
Lindegren, M., Checkley, D. M., Ohman, M. D., Koslow, J. A., & Goericke, R. (2016). Resilience and stability of a pelagic marine ecosystem. Proceedings of the Royal Society B-Biological Sciences, 283(1822). https://doi.org/10.1098/rspb.2015.1931
Stukel, M. R., Kahru, M., Benitez-Nelson, C. R., Decima, M., Goericke, R., Landry, M. R., & Ohman, M. D. (2015). Using Lagrangian-based process studies to test satellite algorithms of vertical carbon flux in the eastern North Pacific Ocean. Journal of Geophysical Research-Oceans, 120(11), 7208–7222. https://doi.org/10.1002/2015jc011264
Powell, J. R., & Ohman, M. D. (2015). Changes in zooplankton habitat, behavior, and acoustic scattering characteristics across glider-resolved fronts in the Southern California Current System. Progress in Oceanography, 134, 77–92. https://doi.org/10.1016/j.pocean.2014.12.011
Bednarsek, N., & Ohman, M. D. (2015). Changes in pteropod distributions and shell dissolution across a frontal system in the California Current System. Marine Ecology Progress Series, 523, 93–103. https://doi.org/10.3354/meps11199
Powell, J. R., & Ohman, M. D. (2015). Covariability of zooplankton gradients with glider-detected density fronts in the Southern California Current System. Deep-Sea Research Part Ii-Topical Studies in Oceanography, 112, 79–90. https://doi.org/10.1016/j.dsr2.2014.04.002
Sydeman, W. J., Thompson, S. A., Santora, J. A., Koslow, J. A., Goericke, R., & Ohman, M. D. (2015). Climate-ecosystem change off southern California: Time-dependent seabird predator-prey numerical responses. Deep-Sea Research Part Ii-Topical Studies in Oceanography, 112, 158–170. https://doi.org/10.1016/j.dsr2.2014.03.008
Kang, Y. S., & Ohman, M. D. (2014). Comparison of long-term trends of zooplankton from two marine ecosystems across the North Pacific: Northeastern Asian marginal sea and Southern California current system. California Cooperative Oceanic Fisheries Investigations Reports, 55, 169–182.
Koslow, J. A., Davison, P., Lara-Lopez, A., & Ohman, M. D. (2014). Epipelagic and mesopelagic fishes in the southern California Current System: Ecological interactions and oceanographic influences on their abundance. Journal of Marine Systems, 138(Supplement C), 20–28. https://doi.org/10.1016/j.jmarsys.2013.09.007
Smith, K. L., Sherman, A. D., Huffard, C. L., McGill, P. R., Henthorn, R., Von Thun, S., Ruhl, H. A., Kahru, M., & Ohman, M. D. (2014). Large salp bloom export from the upper ocean and benthic community response in the abyssal northeast Pacific: Day to week resolution. Limnology and Oceanography, 59(3), 745–757. https://doi.org/10.4319/lo.2014.59.3.0745