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  • Getting Started & How-Tos
    • A-Z Overviews
    • Fish Keeping Guides
    • Aquascaping
    • Aquarium Dimensions
  • Gear & Tank Setups
    • Setup Overviews
    • Water Care
      • Water Quality Guides
      • Aquarium Bacteria Starter
      • Nitrate in Freshwater Aquarium
      • Nitrate in Saltwater Aquarium
      • Cloudy Water
      • Green Water
    • Gear Help
      • Gear Overviews
      • Aquarium Tanks
      • LED Aquarium Lighting
        • For Coral Growth
        • For Plant Growth
        • For a Refugium
      • Aquarium Filter
        • Canister
        • For Turtle Tank
        • The Quietest
        • Floss
      • Aquarium Heater
      • Substrate for Planted Tanks
      • Aquarium Plant Fertilizer
      • Aquarium Powerhead
      • Aquarium CO2 Regulator
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      • Aquarium RO DI System
  • Freshwater Aquarium
    • Freshwater Care Overviews
    • Freshwater Fish Ideas
      • Freshwater Fish Guides
      • Best for Beginners
      • Most Colorful Species
      • Species For a Small 5-Gallon Tank
      • Betta Fish
      • Goldfish
      • Freshwater Shrimp
      • Angel Fish
      • Discus Fish
      • Oscar Fish
      • Cory Catfish
      • Cichlids
      • Rainbowfish
      • Freshwater Snails
      • Freshwater Turtles
      • Plecos
      • Pet Sharks
      • Pet Eels
      • Smallest Species
      • Easiest Species To Take Care of
      • Community Species
      • Cold Water Species
      • Species That Eat Snails
      • Hair Algae Eaters
      • Coolest Species
  • Saltwater Aquarium
    • Saltwater Care Overviews
    • Saltwater Fish Ideas
      • Saltwater Fish Guides
      • Reef Safe Species
      • Algae Eaters
      • Small & Nano Species
  • Fish Health
    • Fish Diseases
    • White Spots
    • Treating Freshwater Ich
    • Treating Saltwater Ich
    • Nitrate Poisoning
    • Swimming Upside-Down
  • Aquatic Profiles
    • Amphibians
    • Angel Fish
    • Betta Fish
    • Cichlids
    • Cory Catfish
    • Discus Fish
    • Freshwater Shrimp
    • Freshwater Snails
    • Freshwater Turtles
    • Goldfish
    • Guppies
    • Oscar Fish
    • Plecos
    • Rainbowfish
    • Pet Eels
  • All Posts
  • Getting Started & How-Tos
    • A-Z Overviews
    • Fish Keeping Guides
    • Aquascaping
    • Aquarium Dimensions
  • Gear & Tank Setups
    • Setup Overviews
    • Water Care
      • Water Quality Guides
      • Aquarium Bacteria Starter
      • Nitrate in Freshwater Aquarium
      • Nitrate in Saltwater Aquarium
      • Cloudy Water
      • Green Water
    • Gear Help
      • Gear Overviews
      • Aquarium Tanks
      • LED Aquarium Lighting
        • For Coral Growth
        • For Plant Growth
        • For a Refugium
      • Aquarium Filter
        • Canister
        • For Turtle Tank
        • The Quietest
        • Floss
      • Aquarium Heater
      • Substrate for Planted Tanks
      • Aquarium Plant Fertilizer
      • Aquarium Powerhead
      • Aquarium CO2 Regulator
      • Aquarium UV Sterilizer
      • Aquarium RO DI System
  • Freshwater Aquarium
    • Freshwater Care Overviews
    • Freshwater Fish Ideas
      • Freshwater Fish Guides
      • Best for Beginners
      • Most Colorful Species
      • Species For a Small 5-Gallon Tank
      • Betta Fish
      • Goldfish
      • Freshwater Shrimp
      • Angel Fish
      • Discus Fish
      • Oscar Fish
      • Cory Catfish
      • Cichlids
      • Rainbowfish
      • Freshwater Snails
      • Freshwater Turtles
      • Plecos
      • Pet Sharks
      • Pet Eels
      • Smallest Species
      • Easiest Species To Take Care of
      • Community Species
      • Cold Water Species
      • Species That Eat Snails
      • Hair Algae Eaters
      • Coolest Species
  • Saltwater Aquarium
    • Saltwater Care Overviews
    • Saltwater Fish Ideas
      • Saltwater Fish Guides
      • Reef Safe Species
      • Algae Eaters
      • Small & Nano Species
  • Fish Health
    • Fish Diseases
    • White Spots
    • Treating Freshwater Ich
    • Treating Saltwater Ich
    • Nitrate Poisoning
    • Swimming Upside-Down
  • Aquatic Profiles
    • Amphibians
    • Angel Fish
    • Betta Fish
    • Cichlids
    • Cory Catfish
    • Discus Fish
    • Freshwater Shrimp
    • Freshwater Snails
    • Freshwater Turtles
    • Goldfish
    • Guppies
    • Oscar Fish
    • Plecos
    • Rainbowfish
    • Pet Eels
  • All Posts

Fish Keeping Guides

Here you’ll find a collection of comprehensive guides focusing on the care aspect of fishkeeping. Learn how to look after any particular species of pet fish while informing yourself about their key characteristics. Also, learn which fish can get along with each other in the same tank.

Peacock Eel (Macrognathus siamensis): Graceful and Peaceful Diver for Community Aquariums

Come learn how to distinguish between Peacock Eels and other spiny eel species using their physical appearance and characteristics. This guide also shares a complete care guide to maintain this eel throughout its ~8 year lifespan.

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Bichirs (Polypterus spp.): Ancient Prehistoric Fish for Enthusiasts

Discover bichirs, a prehistoric freshwater fish with lungs, striking armor, and unique personalities. Come learn how to care for them in this full bichir care guide.

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Alien Betta Fish (Betta splendens): A Metallic Showpiece With Mysterious Origins

The Alien Betta Fish is a stunning hybrid with metallic colors and a bold personality. In this complete guide we share care tips, tank setup, feeding, and much more!

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Crowntail Betta Fish (Betta splendens): The Spiky Showstopper With Bold Personality and Flaring Fins

In this guide we share how to distinguish between the Crowntail Betta species and other variants to ensure you provide the best possible care, tank setup, feeding, and much more for this species!

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Yellowtail Spiny Eel (Macrognathus pancalus): A Small but Striking Beginner-Friendly Eel

Your one-stop guide to Yellowtail spiny eel maintenance in a medium-sized community aquarium. This overview includes easy identification tips and unique dimorphism features. 

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Plakat Betta Fish (Betta splendens): Short-Finned Strength, Personality, and Care

This guide shares details on caring for the Plakat Betta fish species, a small but active and interesting pet for your nano aquarium, including breeding tips for selective traits, tank setup, feeding, and much more!

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Chinese High-Fin Banded Shark (Myxocyprinus asiaticus): A Freshwater Giant with Striking Juvenile Patterns

The Chinese High-Fin Banded Shark requires special care practices at different stages of its life. This guide covers every care aspect of keeping these fish beautiful fish in large home aquariums or ponds.

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Columbian Shark (Ariopsis seemanni): A Brackish Beauty with a Marine Future

As a brackish water species, the Columbian Shark catfish has unique environmental needs. In this guide, you’ll learn how to simulate a migratory water system for your pets to keep them healthy and active.

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Silver Apollo Shark (Luciosoma setigerum): A Streamlined Silver Bullet for Active Aquariums

Come discover the Silver Apollo Shark, a fast, peaceful, surface-dwelling swimmer that thrives in long tanks. It’s perfect for active community tank setups and aquarists who love active fish.

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Violet Blushing Shark (Labeo boga): A Gentle Beauty with Subtle Color Highlights

Caring for the Violet Blushing Shark in a home aquarium is easy. This guide contains specific instructions on their tank setup, feeding, and much more!

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ABOUT AQUANSWERS & TEAM

Aquanswers is a blog about freshwater and saltwater pets, where we share inspiration, tips , detailed research, & ideas for your aquarium. We have made MANY mistakes throughout our fishkeeping journey and thus learned A LOT of valuable lessons. Join in on our community of hobbyist to grow and Share Your Experiences!

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Latest Articles

  • Zig‑Zag Eel (Mastacembelus armatus): Dramatically Patterned Burrower for Intermediate Aquarists
  • Peacock Eel (Macrognathus siamensis): Graceful and Peaceful Diver for Community Aquariums
  • Bichirs (Polypterus spp.): Ancient Prehistoric Fish for Enthusiasts
  • Alien Betta Fish (Betta splendens): A Metallic Showpiece With Mysterious Origins
  • Crowntail Betta Fish (Betta splendens): The Spiky Showstopper With Bold Personality and Flaring Fins

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