Aquarium guides for beginners

Fishkeeping, made simple.

Clear, honest guides to keeping your fish healthy and your water right — written for beginners, checked against the science, and never overwhelming.

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Betta Fish Care

Feeding, tank size, behavior, and the myths that hurt bettas most.

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Betta Fish Care

How to Acclimate a Betta Fish: 2 Easy Methods (Step by Step)

Acclimate a betta the right way with two step-by-step methods — the simple float and the gentler drip — plus the mistakes to avoid.

Updated July 12, 2026 · 9 min read

Betta Fish Care

Why Is My Betta Hiding? Normal vs. Concerning (and How to Fix It)

Betta hiding? Learn when it's normal (new tank, shy fish, lots of plants) vs. a problem — plus a causes-and-fixes table to set it right.

Updated July 12, 2026 · 10 min read

Betta Fish Care

Betta Constipation: Signs, Causes and How to Treat It

Is your betta bloated and not pooping? Learn to spot constipation vs. dropsy, the safe fasting-first fix, and how to prevent it.

Updated July 7, 2026 · 9 min read

Betta Fish Care

Do Betta Fish Sleep? Yes — Here's How (and How to Tell They're Not Sick)

Yes, betta fish sleep. Learn how they rest, their odd sleeping positions, the light/dark cycle they need, and how to tell a sleeping betta from a sick or dead one.

Updated July 1, 2026 · 9 min read

Betta Fish Care

Why Is My Betta Flaring? What It Means and When to Worry

Betta flaring at you, the glass, or another fish? Here's what flaring means, why bettas do it, and when occasional flaring is healthy vs. a sign of chronic stress.

Updated June 30, 2026 · 12 min read

Betta Fish Care

Male vs Female Betta: How to Tell the Difference

Male vs female betta — a clear side-by-side table of fins, body shape, size, color, the egg spot and beard, plus the most reliable way to sex a young betta.

Updated June 30, 2026 · 9 min read

Why Finned Friends?

Every guide is researched against current aquarist and scientific sources, dated when it was last reviewed, and honest about what we don't know. We're enthusiast-researchers, not veterinarians — and when your fish needs a vet, we'll say so plainly.

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