Bair Island restoration site, Redwood City.
Project Updates
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Fall 2025 Update
From August through November, the ISP team conducted treatment on invasive Spartina across a range of SF Bay tidal marshes. Of note, the team began the first treatment at North Marsh in San Leandro since 2010.
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Summer 2025 Update
The 2025 invasive Spartina treatment season is underway! Continuing a systematic phased approach for addressing heavily infested sites where access was previously restricted, this…
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Spring 2025 Update
The restoration team kicked off the revegetation planting season in November with a field trip to long-time plant propagation partner, The Watershed Nursery Cooperative,…
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Fall 2024 Update
This year, the project’s workforce development program hired and trained additional field staff to help cover the increased project scale, as well as providing…
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Spring 2024 Update
Invasive Spartina treatment may not be considered the most sexy restoration activity, but it is a critical action to enable the San Francisco Bay to adapt…
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Winter 2023 Update
The ISP has reduced the net area of invasive Spartina by more than 97%, from a peak of 805 net acres in 2005 down…
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Summer 2023 Update
Thanks to the rain that pummeled the Bay in early 2023, ISP project managers expect to see an increase in tidal marsh vegetation throughout…
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Winter 2022 Update
As the 2022 treatment season draws to a close, our team is gratified to see the results of many years of hard work. Many…
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Summer 2022 Update
This year, the ISP enters its 18th season of monitoring and treating invasive Spartina in the San Francisco Estuary. In late June, biologists began…
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Spring 2022 Update
ISP biologists just finished this year’s rail surveys, which means we have been seeing lots of sunrises and sunsets!
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Fall 2021 Update
Invasive Spartina treatment work is almost complete for the 2021 season! A total of 153 sites were treated, beginning in early June and slated…
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Summer 2021 Update
The Invasive Spartina Project (ISP) has been busy gearing up for the 2021 treatment season! The California Invasive Plant Council, the State Coastal Conservancy,…