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Alert & warning thresholds
Tune the levels where each warning kicks in. These drive the colours and the harvest verdicts on the dashboard. Defaults are sensible starting points — adjust to your local rules.
🦠 Algae (chlorophyll-a)
Watch starts at
Below this = Safe (green).
mg/m³
Warning starts at
Bloom likely building (orange).
mg/m³
Red-Tide Risk starts at
Find another supplier (red).
mg/m³
Rise sensitivity
A jump of this % over baseline bumps the alert up early.
%
🦠 Warm-water Vibrio (raw-eating)
Elevated above
Warm enough that Vibrio starts to build.
°C
High above
Cook rather than eat raw.
°C
🌧 Rain runoff / contamination
Elevated above
Rain over ~48h (or forecast 24h) that starts to matter.
mm
High above
Heavy rain — beds often close. Echoes ~25 mm/24h closure rules.
mm
🌡 Oyster growth comfort band
Optimal from
Below this, growth slows (too cold).
°C
Optimal up to
Above this, heat/disease stress climbs.
°C