Hands siphoning gravel in a planted aquarium beside a bucket and water care tools

How-To Guides

Step-by-step how-to guides: setting up and cycling a tank, cleaning and maintenance, and fixing common problems like algae, cloudy water and pH.

How-To Articles

22 articles
A white ceramic heat emitter screwed into a metal lamp fixture Ceramic Heat Emitter: How It Works, Safety and Thermostats A ceramic heat emitter warms a reptile enclosure's air with no light, so it suits night heat, but… October 29, 2026 · 5 min read A heat lamp in a black metal dome above an empty glass enclosure with sand and rocks Reptile Heating Guide: Heat Sources and Thermostats Build a warm-to-cool gradient with the right heat source on the right thermostat, measure it with a probe… October 29, 2026 · 9 min read An adult house cricket standing on a wooden edge How to Keep Crickets Alive: Setup, Food, and Water Crickets live longest in a dry, ventilated bin at 75 to 85°F with egg crates, gel instead of… October 29, 2026 · 5 min read Several dubia roaches on egg crate inside a round plastic container Dubia Roach Colony: How to Start One and Keep It Growing Start with 20 or more roaches at 3 to 5 females per male, keep them near 90°F, and… October 29, 2026 · 5 min read A single superworm, side view on a white background, showing the dark head and segmented body Mealworms vs Superworms: Differences, Nutrition, Storage Superworms are larger, darker and fattier and cannot be refrigerated, while mealworms are smaller, softer and fridge-safe; neither… October 29, 2026 · 5 min read A glass aquarium beside a small fan and a digital thermometer How to Cool Down a Fish Tank (and Fix a Cold One Too) Remove heat sources, add a fan across the surface and cool the room, never dropping more than 2… October 29, 2026 · 6 min read Anubias on the left and an Amazon sword on the right growing in gravel in an aquarium Easy Aquarium Plants for Beginners: Hardy Picks and Tips Anubias, java fern, crypts, java moss and vallisneria thrive in low light without CO2, as long as rhizomes… October 29, 2026 · 7 min read Aquarium with a hang-on-back filter on the rim Aquarium Filter Types: HOB, Sponge, Canister and More Compared Hang-on-back filters are the easiest start for most tanks, sponge filters suit small tanks, canisters suit large ones,… October 29, 2026 · 7 min read Pouring clear water from a bucket into an aquarium Aquarium Water Conditioner: What It Does and How to Dose It A water conditioner neutralizes the chlorine and chloramine in tap water, so dose it for the new water… October 29, 2026 · 5 min read