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2026-11-11 issue

Observed arrival · 2026-11-11

Evenreef puts guardrails on reef-tank dosing

evenreef.com Visit website
Editorial interest 78/100 Selection signal · not a rating of the site

A free, browser-based calculator works out doses for reef aquarium supplements and DIY chemicals, then spreads larger corrections across multiple days.

Landing page captured for the 2026-11-11 issue.
For
Reef aquarium keepers dosing supplements and tracking water chemistry
Worth noticing
It accounts for secondary parameter changes, such as potassium from potassium bicarbonate, and observes maker-specific daily maximums.

Field notes

The dose check accepts tank volume in liters or gallons and test results in several common formats, then returns an amount and a schedule. The page says product entries include manufacturer directions, cautions, and sources; it also gives a worked 400 L alkalinity example and lists limits for alkalinity, calcium, and magnesium. The test log, forecasts, and consumption estimates are presented as Plus features.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
$PaidCommerce or pricing visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use

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Landing page observed 2026-11-11. The live site may have changed.