Set Up

New to fishkeeping? Learn how to size filters with simple rules. This guide covers tank volume, bio-load, flow, media, head height, and turnover targets. From sponge to canister filters, follow step-by-step calculations and practical tips to choose, tune, and maintain the right filter for a stable, healthy aquarium for beginners.

Do fish tanks need air pumps? Not always, but they often help. Air pumps improve gas exchange by moving water and roughening the surface, boosting oxygen where tanks are warm, crowded, or heavily stocked. They power sponge filters, reduce dead zones, and provide backup during outages, yet well-placed setups suffice.

Small aquariums are beautiful and affordable, yet less forgiving. A good filter stabilizes water by removing debris, housing beneficial bacteria, and keeping oxygen moving. Choose based on tank size and livestock; consider sponge, HOB, internal, or canister options. Set up, seed bacteria, maintain gently, and enjoy stable, quiet tanks everyday.

Starting a fish tank is exciting but overwhelming. This guide breaks the essentials into clear groups: safe tank, clean water, stable temperature, lighting, filtration, movement, and weekly care. It explains sizing, backups, and safety, then contrasts freshwater and saltwater needs, helping you stock slowly for a low stress, beautiful aquarium.

Keep fish calm and healthy with six practical tips: stabilize the nitrogen cycle, maintain gentle water quality, give spacious, compatible tankmates, create a natural environment, feed a balanced diet in small portions, and reduce external stressors. Pair these habits with quick troubleshooting steps to act fast when problems arise today.

Fish fighting is a common, confusing problem for keepers. This guide breaks down five root causes: space, species compatibility, breeding aggression, overcrowding, and water quality, and shows how to distinguish real aggression from normal behavior. Learn fixes, safe separation, and a weekly plan to restore peace and balance in tanks.

Breeding Betta fish requires preparation, patience, and a gentle touch. Start with healthy, compatible parents, condition them on a varied diet, and set up a spawning tank. Watch for signs, manage the male’s egg care, feed fry carefully, maintain stable water, and plan grow-out and ethical rehoming from day one.

Fish breeders of all levels encounter eggs that fail to hatch, but most issues are practical and fixable. This guide outlines the eight common causes, how to spot trouble early, and precise remedies: fertilization, water quality, temperature, fungus, oxygen, predation, species setup, and parent condition for reliable, beginner-friendly hatching success.

Guppies thrive with simple vigilance. This guide reveals seven common causes of sudden death from ammonia spikes and cycling mistakes to temperature swings, poor water, aggression, disease, and bad diet, and practical steps to fix problems fast, quarantine the new, and keep guppies healthy for years. Start gentle care today.

A healthy aquarium is an ecosystem where fish, plants, and beneficial bacteria work together. This guide highlights the 10 common beginner mistakes and how to avoid them, from partial cleanings to proper water changes, temperature matching, and gentle feeding. Simple, repeatable routines keep tanks stable and fish thriving for beginners.