Category: Fish

A quarantine tank is the cheapest insurance in fishkeeping. This guide covers tank size, whether you need a filter, the four-to-six week observation period, medication timing, feeding, and how to tell a QT fish is safe to move to the display tank.

An undersized heater runs flat out and still leaves your tank too cold; an oversized one cycles and stresses fish. This guide gives the watt-per-gallon rule, the corrections for room temperature and lid, and the placement mistakes that cause heater failure.

Fin rot is the most common — and most treatable — bacterial disease in aquarium fish. This guide covers the causes, the exact treatment protocol, the drugs that work, and the water-quality fixes that stop it coming back.

Bloat and dropsy are the fastest-moving amphibian emergencies, and both look like a fat frog at first. Learn how to tell gas from edema, the triage sequence to run in the first ten minutes, and the line where a vet is the only answer.

Ich, or white spot disease, is the most common parasite in home aquariums and it spreads fast. This guide explains the parasite life cycle that makes treatment tricky, the heat-plus-medication method that works, how to treat the stage medication misses, and how to stop it coming back.

Red legs and sudden deaths in a frog or newt tank are almost always water quality or temperature, not bad luck. Here is how to tell chytrid from red-leg syndrome, what each one really means, and the quarantine and tank changes that stop a wipeout.

White’s tree frogs are the most recommended first amphibian and the most commonly killed by their own keeper’s kindness. This guide covers enclosure size, the humidity swing most people get wrong, temperature limits, feeding, handling, and the warning signs that mean a vet.

Axolotls stay aquatic for life and keep their external gills — the care is one thing: cold, clean, cycled water. Here is the tank size, temperature ceiling, diet, and the warning signs that need a vet.