Publications


Freeman, J. B., Semmens, B. X., & Thompson, A. R. (2022). Impacts of marine protected areas and the environment on larval rockfish species richness and assemblage structure in the Southern California Bight. Marine Ecology Progress Series, 698, 125–137. https://doi.org/10.3354/meps14161
Wilson, K. C., Sirovic, A., Semmens, B. X., Gittings, S. R., Pattengill-Semmens, C. V., & McCoy, C. (2022). Grouper source levels and aggregation dynamics inferred from passive acoustic localization at a multispecies spawning site. Journal of the Acoustical Society of America, 151(5), 3052–3065. https://doi.org/10.1121/10.0010236
Blincow, K. M., & Semmens, B. X. (2022). The effect of sea surface temperature on the structure and connectivity of species landings interaction networks in a multispecies recreational fishery. Canadian Journal of Fisheries and Aquatic Sciences, 11. https://doi.org/10.1139/cjfas-2021-0085
Gallo, N. D., Bowlin, N. M., Thompson, A. R., Satterthwaite, E. V., Brady, B., & Semmens, B. X. (2022). Fisheries surveys are essential ocean observing programs in a time of global change: A synthesis of oceanographic and ecological data from US West Coast fisheries surveys. Frontiers in Marine Science, 9. https://doi.org/10.3389/fmars.2022.757124
Wegner, N. C., Portner, E. J., Nguyen, D. T., Bellquist, L., Nosal, A. P., Pribyl, A. L., Stierhoff, K. L., Fischer, P., Franke, K., Vetter, R. D., Hastings, P. A., Semmens, B. X., Hyde, J. R., & Andrzejaczek, S. (2021). Post-release survival and prolonged sublethal effects of capture and barotrauma on deep-dwelling rockfishes (genus Sebastes): implications for fish management and conservation. Ices Journal of Marine Science, 78(9), 3230–3244. https://doi.org/10.1093/icesjms/fsab188
DiNardo, J., Stierhoff, K. L., & Semmens, B. X. (2021). Modeling the past, present, and future distributions of endangered white abalone (Haliotis sorenseni) to inform recovery efforts in California. PLOS ONE, 16(11), 13. https://doi.org/10.1371/journal.pone.0259716
Hanna, M. E., Chandler, E. M., Semmens, B. X., Eguchi, T., Lemons, G. E., & Seminoff, J. A. (2021). Citizen-sourced sightings and underwater photography reveal novel insights about green sea turtle distribution and ecology in Southern California. Frontiers in Marine Science, 8, 14. https://doi.org/10.3389/fmars.2021.671061
Bellquist, L., Saccomanno, V., Semmens, B. X., Gleason, M., & Wilson, J. (2021). The rise in climate change-induced federal fishery disasters in the United States. PeerJ, 9, e11186. https://doi.org/10.7717/peerj.11186
Nosal, A. P., Cartamil, D. P., Ammann, A. J., Bellquist, L. F., Ben-Aderet, N. J., Blincow, K. M., Burns, E. S., Chapman, E. D., Freedman, R. M., Klimley, A. P., Logan, R. K., Lowe, C. G., Semmens, B. X., White, C. F., & Hastings, P. A. (2021). Triennial migration and philopatry in the critically endangered soupfin shark Galeorhinus galeus. Journal of Applied Ecology. https://doi.org/10.1111/1365-2664.13848
Blincow, K. M., Bush, P. G., Heppell, S. A., McCoy, C. M., Johnson, B. C., Pattengill-Semmens, C. V., Heppell, S. S., Stevens-McGeever, S. J., Whaylen, L., Luke, K., & Semmens, B. X. (2020). Spatial ecology of Nassau grouper at home reef sites: using acoustic telemetry to track a large, long-lived epinephelid across multiple years (2005-2008). Marine Ecology Progress Series, 655, 199–214. https://doi.org/10.3354/meps13516
Mason, E. T., Kellum, A. N., Chiu, J. A., Waltz, G. T., Murray, S., Wendt, D. E., Starr, R. M., & Semmens, B. X. (2020). Long-term participation in collaborative fisheries research improves angler opinions on marine protected areas. PeerJ, 8. https://doi.org/10.7717/peerj.10146
Kuriyama, P. T., Sugihara, G., Thompson, A. R., & Semmens, B. X. (2020). Identification of shared spatial dynamics in temperature, salinity, and ichthyoplankton community diversity in the California Current system with empirical dynamic modeling. Frontiers in Marine Science, 7. https://doi.org/10.3389/fmars.2020.557940
Waterhouse, L., White, J., See, K., Murdoch, A., & Semmens, B. X. (2020). A Bayesian nested patch occupancy model to estimate steelhead movement and abundance. Ecological Applications. https://doi.org/10.1002/eap.2202
Waterhouse, L., Heppell, S. A., Pattengill-Semmens, C. V., McCoy, C., Bush, P., Johnson, B. C., & Semmens, B. X. (2020). Recovery of critically endangered Nassau grouper (Epinephelus striatus) in the Cayman Islands following targeted conservation actions. Proceedings of the National Academy of Sciences of the United States of America, 117(3), 1587–1595. https://doi.org/10.1073/pnas.1917132117
Wilson, K. C., Semmens, B. X., Pattengill-Semmens, C. V., McCoy, C., & Sirovic, A. (2020). Potential for grouper acoustic competition and partitioning at a multispecies spawning site off Little Cayman, Cayman Islands. Marine Ecology Progress Series, 634, 127–146. https://doi.org/10.3354/meps13181
Stock, B. C., Ward, E. J., Eguchi, T., Jannot, J., Thorson, J. T., Feist, B. E., & Semmens, B. X. (2020). Comparing predictions of fisheries bycatch using multiple spatiotemporal species distribution model frameworks. Canadian Journal of Fisheries and Aquatic Sciences, 77(1), 146–163. https://doi.org/10.1139/cjfas-2018-0281
Gallo, N. D., Drenkard, E., Thompson, A. R., Weber, E. D., Wilson-Vandenberg, D., McClatchie, S., Koslow, J. A., & Semmens, B. X. (2019). Bridging from monitoring to solutions-based thinking: Lessons from CalCOFI for understanding and adapting to marine climate change impacts. Frontiers in Marine Science, 6. https://doi.org/10.3389/fmars.2019.00695
Stock, B. C., Ward, E. J., Thorson, J. T., Jannot, J. E., & Semmens, B. X. (2019). The utility of spatial model-based estimators of unobserved bycatch. Ices Journal of Marine Science, 76(1), 255–267. https://doi.org/10.1093/icesjms/fsy153
Blake, W. H., Boeckx, P., Stock, B. C., Smith, H. G., Bode, S., Upadhayay, H. R., Gaspar, L., Goddard, R., Lennard, A. T., Lizaga, I., Lobb, D. A., Owens, P. N., Petticrew, E. L., Kuzyk, Z. Z. A., Gari, B. D., Munishi, L., Mtei, K., Nebiyu, A., Mabit, L., … Semmens, B. X. (2018). A deconvolutional Bayesian mixing model approach for river basin sediment source apportionment. Scientific Reports, 8. https://doi.org/10.1038/s41598-018-30905-9
Semmens, D. J., Diffendorfer, J. E., Bagstad, K. J., Wiederholt, R., Oberhauser, K., Ries, L., Semmens, B. X., Goldstein, J., Loomis, J., Thogmartin, W. E., Mattsson, B. J., & Lopez-Hoffman, L. (2018). Quantifying ecosystem service flows at multiple scales across the range of a long-distance migratory species. Ecosystem Services, 31, 255–264. https://doi.org/10.1016/j.ecoser.2017.12.002
Stock, B. C., Jackson, A. L., Ward, E. J., Parnell, A. C., Phillips, D. L., & Semmens, B. X. (2018). Analyzing mixing systems using a new generation of Bayesian tracer mixing models. PeerJ, 6. https://doi.org/10.7717/peerj.5096
Bellquist, L., Semmens, B., Stohs, S., & Siddall, A. (2017). Impacts of recently implemented recreational fisheries regulations on the Commercial Passenger Fishing Vessel fishery for Paralabrax sp. in California. Marine Policy, 86, 134–143. https://doi.org/10.1016/j.marpol.2017.09.017
Stewart, J. D., Rohner, C. A., Araujo, G., Avila, J., Fernando, D., Forsberg, K., Ponzo, A., Rambahiniarison, J. M., Kurle, C. M., & Semmens, B. X. (2017). Trophic overlap in mobulid rays: insights from stable isotope analysis. Marine Ecology Progress Series, 580, 131–151. https://doi.org/10.3354/meps12304
Thogmartin, W. E., Wiederholt, R., Oberhauser, K., Drum, R. G., Diffendorfer, J. E., Altizer, S., Taylor, O. R., Pleasants, J., Semmens, D., Semmens, B., Erickson, R., Libby, K., & Lopez-Hoffman, L. (2017). Monarch butterfly population decline in North America: identifying the threatening processes. Royal Society Open Science, 4(9). https://doi.org/10.1098/rsos.170760
Thogmartin, W. E., Lopez-Hoffman, L., Rohweder, J., Diffendorfer, J., Drum, R., Semmens, D., Black, S., Caldwell, I., Cotter, D., Drobney, P., Jackson, L. L., Gale, M., Helmers, D., Hilburger, S., Howard, E., Oberhauser, K., Pleasants, J., Semmens, B., Taylor, O., … Wiederholt, R. (2017). Restoring monarch butterfly habitat in the Midwestern US: “all hands on deck.” Environmental Research Letters, 12(7). https://doi.org/10.1088/1748-9326/aa7637
Upadhayay, H. R., Bode, S., Griepentrog, M., Huygens, D., Bajracharya, R. M., Blake, W. H., Dercon, G., Mabit, L., Gibbs, M., Semmens, B. X., Stock, B. C., Cornelis, W., & Boeckx, P. (2017). Methodological perspectives on the application of compound-specific stable isotope fingerprinting for sediment source apportionment. Journal of Soils and Sediments, 17(6), 1537–1553. https://doi.org/10.1007/s11368-017-1706-4
Thogmartin, W. E., Diffendorfer, J. E., Lopez-Hoffman, L., Oberhauser, K., Pleasants, J., Semmens, B. X., Semmens, D., Taylor, O. R., & Wiederholt, R. (2017). Density estimates of monarch butterflies overwintering in central Mexico. PeerJ, 5. https://doi.org/10.7717/peerj.3221
Oberhauser, K., Wiederholt, R., Diffendorfer, J. E., Semmens, D., Ries, L., Thogmartin, W. E., Lopez-Hoffman, L., & Semmens, B. (2017). A trans-national monarch butterfly population model and implications for regional conservation priorities. Ecological Entomology, 42(1), 51–60. https://doi.org/10.1111/een.12351
Egerton, J. P., Johnson, A. F., Le Vay, L., McCoy, C. M., Semmens, B. X., Heppell, S. A., & Turner, J. R. (2017). Hydroacoustics for the discovery and quantification of Nassau grouper (Epinephelus striatus) spawning aggregations. Coral Reefs, 1–12. https://doi.org/10.1007/s00338-017-1542-4
Fontes, J., Semmens, B., Caselle, J. E., Santos, R. S., & Prakya, R. (2016). Ocean productivity may predict recruitment of the rainbow wrasse (coris julis). PLOS ONE, 11(11). https://doi.org/10.1371/journal.pone.0165648
Stock, B. C., & Semmens, B. X. (2016). Unifying error structures in commonly used biotracer mixing models. Ecology, 97(10), 2562–2569. https://doi.org/10.1002/ecy.1517
Stewart, J. D., Beale, C. S., Fernando, D., Sianipar, A. B., Burton, R. S., Semmens, B. X., & Aburto-Oropeza, O. (2016). Spatial ecology and conservation of Manta birostris in the Indo-Pacific. Biological Conservation, 200, 178–183. https://doi.org/10.1016/j.biocon.2016.05.016
Bellquist, L. F., Graham, J. B., Barker, A., Ho, J., & Semmens, B. X. (2016). Long-term dynamics in “trophy” sizes of pelagic and coastal pelagic fishes among California recreational fisheries (1966-2013). Transactions of the American Fisheries Society, 145(5), 977–989. https://doi.org/10.1080/00028487.2016.1185035
Semmens, B. X., Semmens, D. J., Thogmartin, W. E., Wiederholt, R., López-Hoffman, L., Diffendorfer, J. E., Pleasants, J. M., Oberhauser, K. S., & Taylor, O. R. (2016). Quasi-extinction risk and population targets for the Eastern, migratory population of monarch butterflies (Danaus plexippus). Scientific Reports, 6, 23265. https://doi.org/10.1038/srep23265
Stanton, J. C., Semmens, B. X., McKann, P. C., Will, T., & Thogmartin, W. E. (2016). Flexible risk metrics for identifying and monitoring conservation-priority species. Ecological Indicators, 61, 683–692. https://doi.org/10.1016/j.ecolind.2015.10.020
Scheuerell, M. D., Buhle, E. R., Semmens, B. X., Ford, M. J., Cooney, T., & Carmichael, R. W. (2015). Analyzing large-scale conservation interventions with Bayesian hierarchical models: a case study of supplementing threatened Pacific salmon. Ecology and Evolution, 5(10), 2115–2125. https://doi.org/10.1002/ece3.1509
Archer, S. K., Allgeier, J. E., Semmens, B. X., Heppell, S. A., Pattengill-Semmens, C. V., Rosemond, A. D., Bush, P. G., McCoy, C. M., Johnson, B. C., & Layman, C. A. (2015). Hot moments in spawning aggregations: implications for ecosystem-scale nutrient cycling. Coral Reefs, 34(1), 19–23. https://doi.org/10.1007/s00338-014-1208-4
Thorson, J. T., Scheuerell, M. D., Semmens, B. X., & Pattengill-Semmens, C. V. (2014). Demographic modeling of citizen science data informs habitat preferences and population dynamics of recovering fishes. Ecology, 95(12), 3251–3258.
Waterhouse, L., Sampson, D. B., Maunder, M., & Semmens, B. X. (2014). Using areas-as-fleets selectivity to model spatial fishing: Asymptotic curves are unlikely under equilibrium conditions. Fisheries Research, 158, 15–25. https://doi.org/10.1016/j.fishres.2014.01.009
Phillips, D. L., Inger, R., Bearhop, S., Jackson, A. L., Moore, J. W., Parnell, A. C., Semmens, B. X., & Ward, E. J. (2014). Best practices for use of stable isotope mixing models in food-web studies. Canadian Journal of Zoology, 92(10), 823–835. https://doi.org/10.1139/cjz-2014-0127
Gruss, A., Robinson, J., Heppell, S. S., Heppell, S. A., & Semmens, B. X. (2014). Conservation and fisheries effects of spawning aggregation marine protected areas: What we know, where we should go, and what we need to get there. Ices Journal of Marine Science, 71(7), 1515–1534. https://doi.org/10.1093/icesjms/fsu038
Johnson, D. W., Grorud-Colvert, K., Sponaugle, S., & Semmens, B. X. (2014). Phenotypic variation and selective mortality as major drivers of recruitment variability in fishes. Ecology Letters, 17(6), 743–755. https://doi.org/10.1111/ele.12273
Jackson, A. M., Semmens, B. X., de Mitcheson, Y. S., Nemeth, R. S., Heppell, S. A., Bush, P. G., Aguilar-Perera, A., Claydon, J. A. B., Calosso, M. C., Sealey, K. S., Scharer, M. T., & Bernardi, G. (2014). Population structure and phylogeography in Nassau grouper (Epinephelus striatus), a mass-aggregating marine fish. PLOS ONE, 9(5). https://doi.org/10.1371/journal.pone.0097508
Diffendorfer, J. E., Loomis, J. B., Ries, L., Oberhauser, K., Lopez-Hoffman, L., Semmens, D., Semmens, B., Butterfield, B., Bagstad, K., Goldstein, J., Wiederholt, R., Mattsson, B., & Thogmartin, W. E. (2014). National valuation of Monarch butterflies indicates an untapped potential for incentive-based conservation. Conservation Letters, 7(3), 253–262. https://doi.org/10.1111/conl.12065
Nosrati, K., Govers, G., Semmens, B. X., & Ward, E. J. (2014). A mixing model to incorporate uncertainty in sediment fingerprinting. Geoderma, 217, 173–180. https://doi.org/10.1016/j.geoderma.2013.12.002
Parnell, A. C., Phillips, D. L., Bearhop, S., Semmens, B. X., Ward, E. J., Moore, J. W., Jackson, A. L., Grey, J., Kelly, D. J., & Inger, R. (2013). Bayesian stable isotope mixing models. Environmetrics, 24(6), 387–399.
Heppell, S. A., Semmens, B. X., Archer, S. K., Pattengill-Semmens, C. V., Bush, P. G., McCoy, C. M., Heppell, S. S., & Johnson, B. C. (2012). Documenting recovery of a spawning aggregation through size frequency analysis from underwater laser calipers measurements. Biological Conservation, 155, 119–127.
Abello, P., Ai, W. M., Altmann, C., Bernardi, G., Bonato, O., Burchhardt, K. M., Chen, X., Chen, Z. J., Cizkova, D., Clouet, C., Cubeta, M. A., Garcia-Merchan, V., Gauthier, N., Gibson, S., Halacka, K., Hamdi, F., Hankeln, T., Hochkirch, A., Hrbek, T., … Mol Ecology Resources Primer Dev, C. (2012). Permanent Genetic Resources added to Molecular Ecology Resources Database 1 April 2012-31 May 2012. Molecular Ecology Resources, 12(5), 972–974. https://doi.org/10.1111/j.1755-0998.2012.03173.x
McCauley, D. J., Young, H. S., Dunbar, R. B., Estes, J. A., Semmens, B. X., & Michel, F. (2012). Assessing the effects of large mobile predators on ecosystem connectivity. Ecological Applications, 22(6), 1711–1717.
Carlisle, A. B., Kim, S. L., Semmens, B. X., Madigan, D. J., Jorgensen, S. J., Perle, C. R., Anderson, S. D., Chapple, T. K., Kanive, P. E., & Block, B. A. (2012). Using Stable Isotope Analysis to Understand the Migration and Trophic Ecology of Northeastern Pacific White Sharks (Carcharodon carcharias). PLOS ONE, 7(2). https://doi.org/10.1371/journal.pone.0030492