Journal articles

Peer-reviewed journal articles from the Bernard Field Station


  • Bird, S, J.D. Monzón, W.M. Meyer III, and J.E. Moore. 2023. An illusion of barriers to gene flow in suburban coyotes (Canis latrans): Spatial and temporal population structure across a fragmented landscape in Southern California. Diversity 15: 498.
  • Budischak, S.A., S. Halvorsen, and F. Finseth. 2023. Genomic heterozygosity is associated with parasite abundance, but the effects are not mediated by host condition. Evolutionary Ecology 37: 75–96.
  • Myers, B.M., D.M. Moriarty, and E.J. Questad. 2023. Bird species responses to drought in two Southern Californian coastal sage scrub communities. The Southwestern Naturalist 67: 105-115.
  • Penberthy, T.M., M.K. Dioolon, X. Chen, and M.C. Donaldson-Matasci. 2023. Honey bee foraging density depends on plant size. Animal Behaviour. 206: 39-51.
  • Rahman, A., M. Manci, C. Nadon, I.A. Perez, W.F. Farasim, M.T. Lampe, T.H. Le, L.T. Martinez, A.J. Weisberg, J.H. Chang, and J.L. Sachs. 2023. Competitive interference among rhizobia reduces benefits to hosts. Current Biology 33: P2988-3001.E4
  • Wakefield, Z.R., A.R.O. Cavalcanti, L. Driessen, A. Jaramillo, E.J. Crane III, G. Richetta, and W.M. Meyer III. Effects of mustard invasions on soil microbial abundances and fungal assemblages in Southern California. Diversity 15(1): 50.


  • Dartnell, S., A.R.O. Cavalcanti, A. Misaki Bluebell, N.V. Hamlett, E.J. Crane III, and W.M. Meyer III. 2022. Flower-visiting insect assemblages on fall-blooming native California sage scrub shrubs. Diversity 14(11): 958.
  • Dartnell, S., N. Hamlett, and W.M. Meyer III. 2022. Monitoring butterfly assemblages in Southern California to assess the impact of habitat and climate modifications. J Insect Conserv 26: 149–162.
  • Garlick-Ott, K., and J. C. Wright. 2022. Factors shaping gender role in the freshwater hermaphrodite snail Physella acuta. American Malacological Bulletin 39(1):  1-7.
  • Meyer, W. M., III, C. Halligan, L. Thomey, K. Madunich-Arévalo, C. Parry, R. Scaff, R. Macy, I. Jones, E. Halligan, A. Jaramillo, A.N,T, Phan, S. Thierry, E.J. Crane III, and A.R.O. Cavalcanti. 2022. Herbivore influence on post-fire sage scrub plant and soil microbial assemblages. Diversity 14(1)2: 1110.
  • Vourlitis, G.L., E.L. van der Veen, S. Cangahuala, G. Jaeger, C. Jensen, C. Fissore, E.M. Wood, J.K. Abraham, K.S. Whittemore, E. Slaven, D. VanOverbeke, J. Blauth, E.m Braker, N. Karnovsky, and W.M. Meyer III. 2022.  Examining Decomposition and Nitrogen Mineralization in Five Common Urban Habitat Types across Southern California to Inform Sustainable Landscaping. Urban Sci. 6: 61.
  • Wendlandt, C.E., K.A. Gano-Cohen, P.J.N. Stokes, B.N.R. Jonnala, A.J. Zomorrodian, K. Al-Moussawi and J.L. Sachs. 2022. Wild legumes maintain beneficial soil rhizobia populations despite decades of nitrogen deposition. Oecologia 198: 419–430.


  • Gano-Cohen, C.E. Wendlandt, K. Al Moussawi, P.J. Stokes, K.W. Quides, A.J. Weisberg, J.H. Chang, and J.L. Sachs. 2020. Recurrent mutualism breakdown events in a legume rhizobia metapopulation. Proceedings of the Royal Society B: Biological Sciences 287: 20192549.
  • Loesberg, J.A., and W.M. Meyer. 2021. Granivory in California sage scrub: implications for common plant invaders and ecosystem conservation. Plant Ecol 222: 1089–1100.
  • Schenk, S. 2021. The Robert J. Bernard Biological Field Station. Eden: Journal of the California Garden & Landscape History Society 24: 42-46.


  • Gano-Cohen, C.E. Wendlandt, K. Al Moussawi, P.J. Stokes, K.W. Quides, A.J. Weisberg, J.H. Chang, and J.L. Sachs. 2020. Recurrent mutualism breakdown events in a legume rhizobia metapopulation. Proceedings of the Royal Society B: Biological Sciences 287: 20192549.
  • Singh, M., and W.M. Meyer III. 2020. Plant-soil feedback effects on germination and growth of native and non-native species common across Southern California. Diversity 12(6): 217.
  • Thomson, D.M., A.D. Bonapart, R.A. King, E.L. Schulz, and C.R. Startin. 2020. Long‐term monitoring of a highly invaded annual grassland community through drought, before and after an unintentional fire. Journal of Vegetation Science 31(2): 307-318.
  • Thomson, D.M., W.M. Meyer III, and I.F. Whitcomb. 2021. Non-native plant removal and high rainfall years promote post-fire recovery of Artemisia californica in southern California sage scrub. PLoS ONE 16(7): e0254398.


  • Caspi, T., L. Hartz, A.E.S. Villa, J.A. Loesberg, C.R. Robins, and W.M. Meyer III. 2019. Impacts of invasive annuals on soil carbon and nitrogen storage in southern California depend on the identity of the invader. Ecology and Evolution 9: 4980-4993.
  • Dipman, M.M., and W.M. Meyer III. 2019. Type conversion from native California sage scrub to non-native grassland accelerates decomposition processes. Applied Soil Ecology 144: 68-71.
  • Gano-Cohen, K.A., C.E. Wendlandt, Peter J. Stokes, M.A. Blanton, K.W. Quides, A. Zomorrodian, E.S. Adinata, and J.L. Sachs. 2019. Interspecific conflict and the evolution of ineffective rhizobia. Ecology Letters 22: 914-924.
  • Litle, J., L.H. Quon, M.L. Antill, E.J. Questad, and W.M. Meyer III. 2019. Vertebrate herbivory on shrub seedlings in California sage scrub: important but understudied interactions. Plant Ecology 220: 523–528.
  • Myers, B.M., E.J. Questad, M.D. Hubbell, and D.J. Moriarty. 2019. Trends in bird species richness in the midst of drought. Western Birds. 50: 74-91.
  • Onuferko, T.M., P. Bogusch, R.R. Ferrari, and L. Packer. 2019. Phylogeny and biogeography of the cleptoparasitic bee genus Epeolus (Hymenoptera, Apidae) and cophylogenetic analysis with its host bee genus Colletes (Hymenoptera: Colletidae). Molecular Phylogenetics and Evolution 141: 106603.
  • Staubus, W.J., S. Bird, S. Meadors, and W.M. Meyer III. 2019. Distributions of invasive arthropods across heterogeneous urban landscapes in Southern California: Aridity as a key component of ecological resistance. Insects 10: 29.
  • Wendlandt, C.E., J. Regus, K.A. Gano-Cohen, A.C. Hollowell, K.W. Quides, J.Y Lyu, E.S. Adinata, and J.L. Sachs. 2019. Host investment into symbiosis varies among genotypes of the legume Acmispon strigosus, but host sanctions are uniform. New Phytologist 221: 446–458.
  • Wu, J., R.C. Bingham, S. Ting, K. Yager, Z.J. Wood, T. Gambin, and C.M. Clark. 2019. Multi‐AUV motion planning for archeological site mapping and photogrammetric reconstruction. J. Field Robotics 36: 1250-1269.


  • Adams,T.A., W.J. Staubus, and W.M. Meyer. 2018. Fire Impacts on Ant Assemblages in California Sage Scrub. Southwestern Entomologist 43: 323-335.
  • Caspi, T., L. Estrada, A.V. Dowling, E. Su, M. Leshchinskiy, A.R.O. Cavalcanti, E.J. Crane, C.R. Robins, and W.M. Meyer III. 2018. Carbon and nitrogen in the topsoils of inceptisols and mollisols under native sage scrub and non-native grasslands in southern California. Geoderma Regional 14: e00172.
  • Onuferko, T.M. 2018. A revision of the cleptoparasitic bee genus Epeolus Latreille for Nearctic species, north of Mexico (Hymenoptera, Apidae). ZooKeys 755: 1–185.
  • Osborne, T.R., and J.C. Wright. 2018. Seeking refuge in subsurface microhabitats during aestivation aids avoidance of lethally high temperature and desiccation in the snail Helminthoglypta tudiculata (Binney, 1843) (Pulmonata: Helminthoglyptidae). Journal of Molluscan Studies 84: 132-140.
  • Pahua, V.J., P.J. N. Stokes, A.C. Hollowell, J.U. Regus, K.A. Gano-Cohen, C.E. Wendlandt, K.W. Quides, J.Y. Lyu, and J.L. Sachs. 2018. Fitness variation among host species and the paradox of ineffective rhizobia. J. Evol. Biol. 31: 599-610.
  • Thomson, D.M., J.W. Kwok, and E.L. Schultz. 2018. Extreme drought alters growth and interactions with exotic grasses, but not survival, for a California annual forb. Plant Ecology 219: 705-717.


  • Aguilar, A., A.M. Maeda-Martínez, G. Murugan, H. Obregón-Barboza, D.C. Rogers, K. McClintock, and J.L. Krumm. 2017. High intraspecific genetic divergence in the versatile fairy shrimp Branchinecta lindahli with a comment on cryptic species in the genus Branchinecta (Crustacea: Anostraca). Hydrobiologia 801: 59-69.
  • Lin, Y., J. Hsiung, R. Piersall, C. White, C.G. Lowe, and C.M. Clark. 2017. A multi-autonomous underwater vehicle system for autonomous tracking of marine life. J. Field Robotics 34: 757–774.
  • Ramirez, M.G., J.N. Takemoto, and C.M. Oliveri. 2017. Leg Loss and Fitness in Female Green Lynx Spiders Peucetia viridans (Araneae: Oxyopidae). Arachnology 17(6): 277-281.
  • Regus, J.U., C.E. Wendlandt, R.M. Bantay, K.A. Gano-Cohen, N.J. Gleason, A.C. Hollowell, M.R. O’Neill, K.K. Shahin, and J.L. Sachs. 2017. Nitrogen deposition decreases the benefits of symbiosis in a native legume. Plant Soil 414: 159-170.
  • Spear, D.M., T.A. Adams, E.S. Boyd, M.M. Dipman, W.J. Staubus, and W.M. Meyer. 2017. The effects of development, vegetation-type conversion, and fire on low-elevation Southern California spider assemblages. Invertebr. Biol. 136: 134–145.
  • Thomson, D.M., R.A. King, and E.L. Schultz. 2017. Between invaders and a risky place: Exotic grasses alter demographic tradeoffs of native forb germination timing. Ecosphere 8(10): e01987.


  • ‡Fiesler, E., and T. Drake. 2016. Macro-invertebrate biodiversity of a coastal prairie with vernal pool habitat. Biodiversity Data Journal 4: e6732.
  • Hollowell, A.C., J.U. Regus, K.A. Gano, R. Bantay, D. Centeno, J. Pham, J.Y. Lyu, D. Moore, A. Bernardo, G. Lopez, A. Patil, S. Patil, Y. Lii, and J.L. Sachs. 2016. Epidemic spread of symbiotic and non-symbiotic Bradyrhizobium genotypes across California. Microbial Ecology 71: 700-710.
  • Hollowell, A.C., J.U. Regus, D.Turissini, K.A. Gano-Cohen, R. Bantay, A. Bernardo, D. Moore, J. Pham, and J.L. Sachs. 2016. Metapopulation dominance and genomic island acquisition of Bradyrhizobium with superior catabolic capabilities. Proceedings of the Royal Society B: Biological Sciences 283: 20160496.
  • Thomson, D.M., R. Cruz-de Hoyos, K. Cummings, and E.L. Schultz. 2016. Why are native annual abundances low in invaded grasslands? Testing the effects of competition and seed limitation. Plant Ecology 217: 431-432.
  • Wheeler, M.M., M.M. Dipman, T.A. Adams, A.V. Ruina, C.R. Robins, and W.M. Meyer III. 2016. Carbon and nitrogen storage in California sage scrub and non-native grassland habitats. Journal of Arid Environments 129: 119-125.


  • Staubus, W.J., E.S. Boyd, T.A. Adams, D.M. Spear, M.M. Dipman and W.M. Meyer III. 2015. Ant communities in native sage scrub, non-native grassland, and suburban habitats in Los Angeles County, USA: conservation implications. Journal of Insect Conservation 19: 669-680.
  • Wu, G.C., and J.C. Wright. 2015. Exceptional thermal tolerance and water resistance in the mite Paratarsotomus macropalpis (Erythracaridae) challenge prevailing explanations of physiological limits. Journal of Insect Physiology 82: 1-7.


  • Regus, J.U., K.A. Gano, A.C. Hollowell, and J.L. Sachs. 2014. Efficiency of partner choice and sanctions in Lotus is not altered by nitrogen fertilization. Proceedings of the Royal Society B: Biological Sciences 281: 20132587.




  • Wu, G.C. J.C. Wright, D.L. Whitaker, and A.N. Ahn. 2010. Kinematic evidence for superfast locomotory muscle in two species of teneriffiid mites. The Journal of Experimental Biology 213: 2551-2556.
  • Martínez, D.E., A.R. Iñiguez, K.M. Percell, J.B. Willner, J. Signorovitch, and R.D. Campbell. 2010. Phylogeny and biogeography of Hydra (Cnidaria: Hydridae) using mitochondrial and nuclear DNA sequences. Molecular Phylogenetics and Evolution 57: 403-410.



  • Moore, A.M.F., and K. Tran. 1999. Material properties of cobweb silk from the black widow spider Latrodectus hesperus. International Journal of Biological Macromolecules 24: 277-282.
  • Wu, Y.-L., C.I. Davidson, D.A. Dolske, and S.I. Sherwood. 1992. Dry deposition of atmospheric contaminants: The relative importance of aerodynamic, boundary layer, and surface resistances. Aerosol Science and Technology 16: 65-81.
  • Longland, W.S., and M.V. Price. 1991. Direct observations of owls and heteromyid rodents: Can predation risk explain microhabitat use? Ecology 72: 2261-2273.


  • Brown, J.S., B.P. Kotler, R.J. Smith, and W.O. Wirtz II1. 1988. The effects of owl predation on the foraging behavior of heteromyid rodents. Oecologia 76: 408-415.
  • Kotler, B.P., J.S. Brown, R.J. Smith and W.O. Wirtz, II. 1988. The effects of morphology and body size on rates of owl predation on desert rodents. Oikos 53: 145-152.
  • Yeaton, R.I., E. Layendecker, K.S. Sly, and R. Eckert. 1983. Microhabitat differences between Opuntia parryi and O. littoralis (Cactaceae) in the mixed chaparral-inland coastal sage association. The Southwestern Naturalist 28: 215-220.

‡Research not primarily done at BFS, but publication includes or refers to data, observations, or programs from the BFS.