Publications


Peer-reviewed Publications

2017

Walsh, J., I.J. Lovette, V. Winder, C.S. Elphick, B.J. Olsen, W.G. Shriver, and A.I. Kovach. 2017. Subspecies delineation amid phenotypic, geographic, and genetic discordance in a songbird. Molecular Ecology. 26(5):1242-1255. http://onlinelibrary.wiley.com/doi/10.1111/mec.14010/full

Walsh, J. W.G. Shriver, M.D. Correll, B.J. Olsen, C.S. Elphick, T.P. Hodgman, R.J. Rowe, K.M. O’Brien, and A.I. Kovach. 2017. Temporal shifts in the saltmarsh-Nelson’s sparrow hybrid zone revealed by replicated demographic and genetic surveys. Conservation Genetics. 18(2):453-466. https://link.springer.com/article/10.1007/s10592-016-0920-8

Field, C.R., K.J. Ruskin, B. Benvenuti, A.C. Borowske, J.B. Cohen, L. Garey, T.P. Hodgman, R.A. Kern, E. King, A.R. Kocek, A.I. Kovach, K.M. O’Brien, B.J. Olsen, N. Pau, S.G. Roberts, E. Shelly, W.G. Shriver, J. Walsh, C.S. Elphick. 2017. Quantifying the importance of geographic replication and representativeness when estimating demographic rates, using a coastal species as a case study. Ecography. http://onlinelibrary.wiley.com/doi/10.1111/ecog.02424/full

Ruskin, K.J., M.A. Etterson, T.P. Hodgman, A.C. Borowske, J.B. Cohen, C.S. Elphick, C.R. Field, R.A. Kern, E. King, A.R. Kocek, A.I. Kovach, K.M. O’Brien, N. Pau, W.G. Shriver, J. Walsh, and B.J. Olsen. 2017. Seasonal fecundity is not related to geographic position across a species’ global range despite a central peak in abundance. Oecologia 183(1):291-301. https://link.springer.com/article/10.1007/s00442-016-3745-8

2016

Walsh, J., B.J. Olsen, K.J. Ruskin, W.G. Shriver, K.M. O’Brien, and A.I. Kovach. 2016. Extrinsic and Intrinsic Factors Influence Fitness in an Avian Hybrid Zone. Biological Journal of the Linnean Society. http://onlinelibrary.wiley.com/doi/10.1111/bij.12837/abstract

Walsh, J., W.G Shriver, B.J. Olsen, and A.I. Kovach. 2016. Differential Introgression and the Maintenance of Species Boundaries in an Advanced Generation Avian Hybrid Zone. BMC Evolutionary Biology. 16:65. https://bmcevolbiol.biomedcentral.com/articles/10.1186/s12862-016-0635-y

2015

Walsh, J., J. Rowe, B.J. Olsen, W.G. Shriver, and A.I. Kovach. 2015. Genotype-Environment Associations Support a Mosaic Hybrid Zone Between Two Tidal Marsh Birds. Ecology & Evolution. 6(1):279-294. http://onlinelibrary.wiley.com/doi/10.1002/ece3.1864/full

Walsh, J., W.G. Shriver, B.J. Olsen, K.M. O’Brien, and A.I. Kovach. 2015. Relationship of phenotypic variation and genetic admixture in the Saltmarsh-Nelson’s sparrow hybrid zone. The Auk. 132(3): 704-716.  http://www.aoucospubs.org/doi/abs/10.1642/AUK-14-299.1

Kovach, A.I., J. Walsh, J. Ramsdell, and W.K. Thomas. 2015. Development of diagnostic microsatellite markers from whole-genome sequences of Ammodramus sparrows for assessing admixture in a hybrid zone. Ecology and Evolution. 5(11): 2267-2283.  http://onlinelibrary.wiley.com/doi/10.1002/ece3.1514/abstract

Berlinsky, D.L., M.A. DiMaggio, T.S. Breton, J. Walsh, and A.I. Kovach. 2015. Peritoneal pigmentation in purebred and hybrid River Herring. Transactions of the American Fisheries Society. 144: 717-723. http://www.tandfonline.com/doi/full/10.1080/00028487.2015.1037017#.VXnl7mAd4Y8

2013

Hill, J.M., J. Walsh, A.I. Kovach, and C. S. Elphick. 2013. Male-skewed nestling sex ratio in Saltmarsh Sparrows. Condor. 115(2): 411-420. http://www.bioone.org/doi/abs/10.1525/cond.2013.120116

2012

Walsh, J., A. I. Kovach, K. J. Babbitt, and K.M. O’Brien. 2012. Fine-scale population structure and asymmetrical dispersal in an obligate salt marsh passerine, the Saltmarsh Sparrow (Ammodramus caudacutus). The Auk. 129 (2): 247-258. http://www.bioone.org/doi/abs/10.1525/auk.2012.11153

2011

Walsh, J., A.I. Kovach, O.P. Lane, K.M. O’Brien, and K.J. Babbitt. 2011. Genetic barcode RFLP analysis of the Nelson’s and Saltmarsh Sparrow Hybrid Zone.  Wilson Journal of Ornithology. 123(2): 316-322. http://www.bioone.org/doi/abs/10.1676/10-134.1


Popular Press Articles

Kovach, A.I. and J. Walsh. 2012. Interactions of two salt marsh-dwelling sparrows in New England: past, present and future. Bird Observer. 40 (1): 25-32.