Water primrose (Ludwigia spp.) is one of the most globally invasive aquatic weeds. The goal of this project is to determine which traits may be leading to marsh mortality after an invasion in California’s Bay-Delta. This study is testing hypotheses related to growth strategy, allelopathy, and factors related to marsh community structure and biodiversity. We are also leveraging nearly two decades of airborne imaging spectroscopy to identify and map the marshes most vulnerable to loss and quantify the spatial trajectory of marsh loss during the past 15 years.
01/29/2026
07/12/2021 - 05/18/2022
Madeline Slimp, Ariel Levi Simons, Bailey Morrison, Sean Johnson, Shruti Khanna, Rachel Meyer, Erin Hestir, Judith Drexler
Water primrose (Ludwigia spp.) is one of the most globally invasive aquatic weeds. The goal of this project is to determine which traits may be leading to marsh mortality after an invasion in California’s Bay-Delta. This study is testing hypotheses related to growth strategy, allelopathy, and factors related to marsh community structure and biodiversity. We are also leveraging nearly two decades of airborne imaging spectroscopy to identify and map the marshes most vulnerable to loss and quantify the spatial trajectory of marsh loss during the past 15 years.
01/29/2026
07/12/2021 - 05/18/2022
Madeline Slimp, Ariel Levi Simons, Bailey Morrison, Sean Johnson, Shruti Khanna, Rachel Meyer, Erin Hestir, Judith Drexler
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