Stephen Lee

We tested seven betta medicines for fin rot, ich, fungus, and bacterial infections. Here are the remedies we trust, plus what to skip.

We tested leaf hammocks and rest pads for bettas, comparing suction, softness, size, and value to find the picks that stay put and get used.

Six substrates we tested for Caridina shrimp: buffering soils that hold soft, acidic water, plus sands for capping and nano setups.

Green water clears fastest when the UV unit matches your gallonage and sits in the flow. Our picks cover small ponds, big ponds, and tight budgets.

We tested long stainless tweezers from 10.6 to 18.9 inches to find the pair that reaches your tank floor, holds plants, and resists rust.

We tested nano filters for betta, shrimp and planted tanks. Here’s what fits a 5- or 10-gallon desktop, and when a sponge beats a power filter.

Calcium tablets, liquids and mineral shells compared: what each one actually raises, and which belongs in your shrimp, snail or reef tank.

We tested alkalinity supplements for reef and planted tanks. Here’s what actually raises KH, what only moves pH, and which bottle suits your system.

We tested aquarium vacuums and siphons to find the best for bucketless water changes, nano tanks, and deep gravel cleaning.

We tested siphons and powered vacuums to find the best aquarium sand cleaners for small tanks, deep beds, and budget water changes.