Kirwan et al 2008 goose impacts on delta wetlands

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Kirwan, M.L., A.B. Murray, and W.S. Boyd. 2008. Temporary vegetation disturbance as an explanation for permanent loss of tidal wetlands. Geophysical Research Letters. 35. L05403. doi:10.1029/2007GL032681.


  • The authors demonstrate with numerical modeling and a field experiment on the Fraser delta that temporary disturbance to vegetation facilitates rapid and more or less permanent loss of tidal wetlands. The agent of disturbance in the field study was rhizome grazing by snow geese.