How Much Substrate Do I Need for My Aquarium?
Calculate exactly how much substrate to buy for any tank size. Includes depth guides, weight tables, formulas, and species-specific recommendations.
Your guide to thriving aquariums
26 articles
Calculate exactly how much substrate to buy for any tank size. Includes depth guides, weight tables, formulas, and species-specific recommendations.
Learn how to care for cherry barbs with expert tips on tank setup, water parameters, feeding, tank mates, and common diseases. Perfect for beginners.
Planaria, detritus worms, Camallanus, bloodworms & more — identify every worm found in planted aquariums and learn how to treat or remove them safely.
Filter growing a bush? Learn why Black Beard Algae and other growths colonise aquarium filters — and how to identify, treat, and prevent them for good.
Learn how to price and sell a planted tank with confidence. Covers valuation factors, water parameters, livestock, equipment, and where to find buyers.
Obsessed with photographing your fish? We review the best cameras, lenses, and gear for aquarium photography — so more of your 5,000 shots are keepers.
Learn how to balance flow and ferts in a betta tank — gentle circulation, safe fertilizer dosing, and planted tank tips that keep your betta stress-free.
Can you keep floating plants in a lidded tank? Learn the key challenges, practical lid solutions, best species, and compatible fish for success.
Substrate turning black, releasing bubbles, or crashing your pH? Learn what is happening to your aquarium substrate and how to fix every common problem.
Wondering if your space can support a thriving planted aquarium? Learn what lighting, water, and equipment factors determine whether your location is suitable.
Can you fit 8 chili rasbora in a 16-gallon tank? Yes — and you can keep even more. Learn ideal stocking, setup, water parameters, and compatible tank mates.
Learn how to hold up aquarium substrate at steep angles using egg crate, foam, rocks, and more. Build lasting slopes and terraces for stunning aquascapes.
Find out how much sand is too much for your aquarium. Species-specific depth guides for Corydoras, stingrays, jawfish, reef tanks, and planted setups.
Discover the best Amano shrimp tank mates for a peaceful community tank. From tetras to corydoras, find safe, compatible species with care tips.
Learn how to take care of Amano shrimp with expert tips on water parameters, tank setup, feeding, tank mates, and common health issues.
Learn how often to feed Amano shrimp, how much to offer, and which foods keep them healthy. Includes a feeding frequency chart for every tank type.
Should you trim Mini Super Red and Ludwigia Orange 2.5 weeks after planting? Learn why red and orange new growth is a good sign and when to start trimming.
Discover the best aquarium fish for your tank setup. Compare betta, neon tetra, guppy, corydoras & more — with care specs, compatibility, and expert picks.
Find out if you have optimal CO2 levels in your planted tank. Learn the ideal 25–30 ppm target, how to measure it, and signs of too much or too little CO2.
Learn how to care for dwarf gourami with expert advice on tank setup, water parameters, feeding, tank mates, and disease prevention.
Learn how to cycle an aquarium without fish using proven fishless methods. Master ammonia dosing, water parameters, and seeding techniques for a safe, healthy tank.
Learn how to diagnose and save a dying Anubias plant. From rhizome rot to yellowing leaves, this rescue guide covers every fix with step-by-step solutions.
Find the best fish for eating algae in your aquarium. We compare top species by algae type, tank size, and compatibility to help you choose the right one.
Discover what's growing in your freshwater planted shrimp tank — from beneficial biofilm and diatoms to pest algae, fungi, snails, and microorganisms. Full ID guide.
Learn how to take care of bristlenose pleco with expert tips on tank setup, water parameters, feeding, tank mates, and common diseases.
Wondering if a 60 gallon aquarium is right for you? Discover ideal fish, setup tips, water parameters, and stocking advice to make the best decision.