Aquarium learning center

Beginner aquarium guides for safer tank planning.

Practical notes on cycling, stocking, compatibility, and setup choices that help new fishkeepers avoid common planning mistakes.

264 of 264 posts
Stocking ideas5 min read

10 Gallon Stocking Ideas

Practical 10 gallon stocking ideas for bettas, nano communities, shrimp tanks, killifish pairs, and species-only setups that fit small aquariums.

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Stocking ideas5 min read

20 Gallon Stocking Ideas

Explore 20 gallon stocking plans, from peaceful community tanks and planted betta setups to livebearers, dwarf cichlids, and oddball ideas.

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Stocking ideas5 min read

29 and 30 Gallon Stocking Ideas

Plan 29 and 30 gallon aquarium stocking ideas for angelfish, active schools, dwarf cichlids, planted communities, and more.

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Stocking ideas5 min read

55 Gallon Stocking Ideas

Explore thoughtful 55-gallon aquarium stocking ideas, including community tanks, angelfish, mbuna cichlids, oscars, and fancy goldfish.

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Stocking ideas4 min read

75 Gallon Stocking Ideas

Explore five 75-gallon stocking plans, from South American communities and African cichlids to large schools, centerpiece fish, and planted aquascapes.

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Care guide5 min read

African Butterfly Fish Care Guide

Learn how to keep African butterfly fish in covered, calm surface tanks with suitable food, tankmates, water conditions, and escape prevention.

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Cichlid tanks6 min read

African Cichlid Tanks

Set up African cichlid tanks with hard alkaline water, heavy rockwork, aggression management, correct stocking density, and safe feeding.

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Care guide4 min read

African Dwarf Frog Care Guide

Care for African dwarf frogs with shallow access to food, peaceful tankmates, warm stable water, and a secure lid.

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Care guide4 min read

African Mudskipper Care Guide

A practical African Mudskipper guide covering setup, diet, personality, and water parameters.

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Care guide4 min read

Albino Bichir Care Guide

A practical Albino Bichir guide covering setup, diet, personality, and water parameters.

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Care guide3 min read

Albino Cherry Barb Care Guide

A practical Albino Cherry Barb guide covering setup, diet, personality, and water parameters.

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Care guide3 min read

Albino Rainbow Shark Care Guide

A practical Albino Rainbow Shark guide covering setup, diet, personality, and water parameters.

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Care guide3 min read

Albino Socolofi Cichlid Care Guide

A practical Albino Socolofi Cichlid guide covering setup, diet, personality, and water parameters.

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Maintenance7 min read

Algae in the Aquarium: A Complete Guide

Identify common aquarium algae types, understand what causes each one, and fix brown algae, hair algae, BBA, cyanobacteria, and green water.

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Care guide5 min read

Amano Shrimp Care Guide

Keep Amano shrimp healthy with mature planted tanks, stable water, gentle acclimation, and algae-rich grazing surfaces.

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Care guide5 min read

Angelfish Care Guide

Learn how to keep angelfish in a tall, stable aquarium with warm water, careful stocking, and enough space for their adult size.

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Care guide4 min read

Apistogramma Care Guide

Care for Apistogramma dwarf cichlids with soft warm water, structured hiding places, careful stocking, and calm tankmates.

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Aquarium equipment5 min read

Aquarium Filter Types Explained

Compare HOB, sponge, canister, and internal filters, plus media choices, maintenance tradeoffs, and beginner-friendly filtration upgrades.

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Aquarium equipment5 min read

Aquarium Heaters: Choosing and Using Them Safely

Choose and use aquarium heaters safely with guidance on heater types, wattage, calibration, placement, redundancy, thermometers, and controllers.

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Aquarium equipment6 min read

Aquarium Lighting Guide

Understand aquarium lighting basics including Kelvin, PAR, photoperiod, LED choices, fish-only tanks, planted tanks, and algae control.

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Aquarium photography5 min read

Aquarium Photography Tips

Take better aquarium photos by controlling reflections, focus, motion blur, camera settings, composition, glass cleaning, and basic post-processing.

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Fish health5 min read

Aquarium Salt: When to Use It and When Not To

Understand when aquarium salt helps freshwater fish, when it harms plants and invertebrates, and why it should be a targeted treatment, not a tonic.

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Aquarium setup4 min read

Aquarium Stand Safety and Setup

Choose and position an aquarium stand safely, with guidance on weight ratings, floor load, leveling, water damage, and electrical safety.

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Water parameters5 min read

Aquarium Test Kits: A Complete Guide

Compare liquid test kits, strips, and digital meters, and learn which aquarium water tests matter most for fish health.

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