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Committee debates tree-giveaway logistics, data gaps and mortality assumptions
Summary
Atlantic Beach committee members reviewed the city’s tree report, flagged low-quality giveaway data, proposed conservative mortality assumptions (10–20%), and discussed using student projects and GIS tools to improve tree-inventory reporting before the December commission report.
Committee and staff discussion on Nov. 12 centered on the city’s tree-reporting gaps and how to measure the impact of giveaways and plantings.
Kevin (staff) presented categories of tree data—permits, arborist letters, private/adopted plantings and tree giveaways—and committee members characterized the giveaway dataset as incomplete. Members advised documenting a conservative mortality assumption for giveaway trees rather than presenting uncertain totals; suggested ranges discussed included 10–20 percent, and one member noted that public-place plantings can show far higher mortality.
“Maybe somewhere there's data, and we can make assumptions, or maybe we can get a JU student to do a capstone project on it,” a committee member said, reflecting a consensus that external help and clear methodology would improve the report.
Members asked for clearer visualizations (graphs) in the December commission report, recommended a documented methodology for any mortality estimates, and discussed technical options for mapping plantings—using property centroids if latitude/longitude data are unavailable and leveraging Jacksonville’s tree-plotter platform if a seat or dataset can be shared.
On giveaways, members debated scheduling and coordination with Jacksonville’s large giveaway (which draws long lines) to avoid competing events and reduce traffic. The committee discussed offering a smaller giveaway (about 100 trees) timed to the city’s centennial and the planting season, and proposed sampling or follow-up surveys with past giveaway registrants to estimate survival rates.
Why it matters: The committee needs defensible data to support the state-of-canopy and semiannual tree reports and to inform budget requests for tree funding. Members agreed to submit updated graphs and a documented data methodology to staff in time for the Dec. 8 commission report.
