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Fishkeeping: buying guides and gear

In fishkeeping, nearly every beginner failure comes from equipment or haste: a tank too small, an undersized filter, the nitrogen cycle ignored. Our guides take things in order — tank, hardware, water, and only then fish — for a first aquarium that actually works.

💶 Starting budget: €150–400 for a complete 60–120 litre setup.

Product families

• 🍖 Food

  38 dedicated guides

• 🧴 Care & grooming

  57 dedicated guides

• 🎾 Toys & enrichment

  38 dedicated guides

• 🏠 Bedding & habitat

  62 dedicated guides

• 🧳 Travel & safety

  38 dedicated guides

• 🧰 Accessories

  38 dedicated guides

By breed or species (16)

• Goldfish
• Betta
• Guppy
• Neon tetra
• Platy
• Molly
• Swordtail
• Corydoras
• Angelfish
• Discus
• Danio
• Gourami
• Bristlenose pleco
• Killifish
• Cherry shrimp
• Axolotl

Our reference guides

• Beginner 60-litre freshwater aquarium: budget and cycling

The essentials, family by family

• Feeding angelfish: a balanced diet in the aquariumFood

  What angelfish (Pterophyllum scalare) eat in an aquarium: a protein base, live or frozen foods, meal frequency, and overfeeding mistakes to avoid.

• Feeding Fish Fry: First Meals and Feeding FrequencyFood

  What should you feed fish fry? First-meal timing, food sized for tiny mouths, and how often to feed newly hatched fish.

• Changing filter media too often: the mistake that wrecks your aquarium's cycleCare & grooming

  Why you should never replace all your filter media at once: nitrifying bacteria, replacement frequency and the right habits.

• Restarting a neglected aquarium: a step-by-step guideCare & grooming

  How do you restart an aquarium that's been left neglected without endangering the fish? Steps, water changes and mistakes to avoid.

• Best easy aquarium plants without CO2 for beginnersToys & enrichment

  Which aquarium plants can you choose without CO2 injection? A selection of hardy, easy plants for a beginner's planted tank.

• Floating aquarium plants: which ones to choose and why?Toys & enrichment

  Water lettuce, duckweed, salvinia: which floating plants should you choose for your aquarium, and what benefits do they bring?

• Community aquarium or species-only tank: which is right for a first setup?Bedding & habitat

  Community aquarium or species-only tank: pros, cohabitation risks and advice for choosing how to set up your first aquarium.

• Budget for a first brackish water aquarium: the real cost to get startedBedding & habitat

  How much does a first brackish water aquarium cost? Tank, filtration, salt and salinity monitoring, budgeted item by item.

• Aquarium electrical safety: GFCI protection and good habitsTravel & safety

  Heater, filter, lighting near the water: what electrical precautions keep an aquarium safe for fish and people?

• Drip acclimation: settling new fish in safelyTravel & safety

  How to acclimate new fish with the drip method: equipment, drip rate, duration and special cases for a smooth, stress-free transfer into the tank.

• CO2 for planted tanks: pressurised diffuser or liquid carbon?Accessories

  Pressurised CO2 diffuser or liquid carbon for a planted aquarium: how each works, cost, precautions and which to choose based on planting density.

• Weekly aquarium maintenance checklist: the gear that changes everythingAccessories

  The 20-minute weekly aquarium maintenance checklist: gravel vacuum, algae scraper, dedicated bucket… the smart gear and the essential steps.

All fish guides (271)