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For Educators · Logistic Growth

Logistic Growth for a coral colony

Built for educators teaching it to a class. Drop a live demo into a lecture or assign it as a shareable link — no lab installs. Simulate a coral colony live below — adjust the inputs and watch it respond, right in your browser.

Logistic Population GrowthLive

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Exponential growth assumes unlimited resources and explodes without bound. Logistic growth adds a carrying capacity K: as the population nears K, growth slows and levels off in a characteristic S-curve. It is the foundation of ecology, epidemiology, and resource management.

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Data Inspector

Carrying capacity1000
Max growth atN = 500
Growth rate r0.50

Governing equation

Reading this result: Classic S-curve: from N₀=20 the population grows fastest as it crosses the inflection point N=K/2=500, then decelerates and levels off at the carrying capacity K=1000.

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Frequently asked questions

Is this good for educators?
Yes — this version of "Logistic Growth for a coral colony" is framed for educators teaching it to a class. Drop a live demo into a lecture or assign it as a shareable link — no lab installs.
Do I need to install anything?
No. It runs in any modern browser, free, with no account required.