Blog
Longer notes on keeping fish well. Published when there is something worth saying.
Header photo — captive-bred clownfish pair
3 September 2026 · 1 min
Captive-bred marine fish: what changed in five years
Clownfish, dragonets, and now wrasses. Why farmed fish are easier and which to look for.
Header photo — liquid test kit vials
3 September 2026 · 1 min
Reading a water test without panicking
What ammonia, nitrite, and nitrate actually tell you, and which numbers need action today.
Header photo — neon tetra school
3 September 2026 · 1 min
Six is the minimum: schooling fish and why we say it
The behavioural evidence behind the number, and what happens in a tank of three.
Header photo — 20-gallon planted tank
3 September 2026 · 1 min
Why your first tank should not be a nano tank
Small tanks look manageable. They are not. What to buy instead and how to stock the first month.