Rack ventilation tiers: why the top tub dries first
A rack is a chimney. Why top tiers dry, how to map the gradient with one hygrometer, and tiered gel doses that stop the top row crusting over.
A power cut in the breeding room: what gel buys you in hours
Weigh a tub, get a real number. How long a gel substrate floor holds humidity during a power cut, why small tubs fail first, and a one-card outage plan.
Steam, Not Bleach: Resetting Gel Medium Between Clutches
Gel medium loses structure after about three hydration cycles. Steam resets it without residue; bleach leaves a surface small amphibians should never touch.
