California NGO uses science & storytelling to boost global mangrove restoration

Sameen David

California Nonprofit Seatrees Champions Mangrove Revival with Science and Stories

California — Seatrees, a dedicated organization based in the state, supports mangrove restoration initiatives worldwide by combining scientific guidance with powerful narratives to overcome common pitfalls.

Mangroves Under Threat Despite Rising Awareness

California NGO uses science & storytelling to boost global mangrove restoration

Mangroves Under Threat Despite Rising Awareness (Image Credits: Imgs.mongabay.com)

Mangrove forests along tropical and subtropical coasts play crucial roles in mitigating climate disasters, sequestering carbon, sustaining wildlife, and bolstering local economies.

Interest in their protection and revival grew sharply in recent years, yet numerous efforts faltered as seedlings perished, sites deteriorated, or local involvement waned. Researchers noted that about 70% of such projects in Southeast Asia and Latin America achieved limited success.

Environmental mismatches, such as constant flooding or absent tides, often doomed plantings. Communities sometimes lacked resources for ongoing care amid pressures like illegal logging or shifting salinity levels. Experts highlighted the need for tailored strategies that integrate local knowledge with rigorous monitoring.

Seatrees Emerges as a Key Partner

Seatrees, previously known as Sustainable Surf, positions itself as an intermediary, funding and advising community-led groups rather than directing projects. Over five years, the group backed efforts in Kenya, Mexico, the United States, and Indonesia.

University of California, Santa Cruz researchers listed Seatrees among nearly 130 top organizations for following best practices and maintaining transparency. The nonprofit targets partners with proven track records, official permissions, and community support. Donations from corporations, individuals, and foundations fuel these collaborations.

Leah Hays, Seatrees program director, explained the approach: “by providing much needed funds to scale up tree planting, produce storytelling materials and build capacity in science, monitoring and impact measurement.”

Spotlight on Global Projects

In Kenya, Seatrees partnered with COBEC to restore 600 hectares in the Marereni ecosystem and 153 hectares in Mida Creek. More than 30 community groups planted over 1 million seedlings, dug trenches to improve hydrology, and conducted patrols against illegal logging.

Stipends supported participants, who reinvested in beekeeping and ecotourism. A 2024 survey revealed 90% of planters experienced better quality of life, though 88% flagged persistent logging threats. Seedling survival ranged from 50% to 80% across sites.

  • Indonesia’s West Papua, Biak Island: Community teams with Eden Reforestation Projects planted propagules in degraded areas, emphasizing scaling and monitoring.
  • Mexico’s Laguna San Ignacio: Women-led initiative with WILDCOAST in a World Heritage whale lagoon focused on propagule planting.
  • U.S. Florida Keys: CoastLove’s nursery engaged volunteers in outplanting and cleanups, achieving over 80% survivorship by 2025.

Lanier Whitton of CoastLove noted: “Local residents, visitors and partner organizations participate directly in our nursery volunteer days, outplanting events and [coastal] cleanups… We strive to educate and include volunteers in every step of everything that we do.”

Strategies for Lasting Impact

Seatrees stresses adaptive management, tracking seedlings for two years while addressing issues like sargassum buildup or stagnant water. Orion McCarthy, the science lead, reported partner survival rates of 50% to 80%.

Storytelling via photos and videos spotlights underappreciated tasks like patrols, fostering donor interest and community pride. Hays added: “People intuitively understand the impact and value of planting a tree. But it can be harder to communicate the need for additional stewardship activities … and how they add up to bigger-picture benefits for the community and local biodiversity.”

Catherine Lovelock, a University of Queensland professor, underscored site suitability: “Mangroves grow best when they are inundated by tides for a few hours at a time.”

Project LocationKey PartnerReported Survival Rate
KenyaCOBEC50-80%
Florida KeysCoastLoveOver 80%

Key Takeaways

  • Seatrees excels by empowering locals with funds, science, and stories rather than leading directly.
  • Success hinges on monitoring beyond planting, including hydrology and community metrics.
  • Transparent reporting builds trust and sustains long-term engagement.

Mangrove restoration demands patience and precision, but models like Seatrees prove that strategic support yields resilient ecosystems and empowered communities. What role can storytelling play in your local conservation efforts? Share your thoughts in the comments.

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