Project Updates

Bair Island restoration site, Redwood City.

Project Updates

  • Summer 2025 Update

    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 year the team will take on North Marsh in San Leandro, the largest remaining invasive Spartina infestation in San Francisco Bay with a 60-acre treatment area.

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  • Several people in warm clothes talk around a waist high propagation table with green seedlings under a blue sky

    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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  • A group of young people in hiking clothes and outdoor gear smile in a sunny field

    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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  • Sunset on the marsh with silhouetted reeds

    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,…

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