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    • Angel Fish
    • Betta Fish
    • Cichlids
    • Cory Catfish
    • Discus Fish
    • Freshwater Shrimp
    • Freshwater Snails
    • Freshwater Turtles
    • Goldfish
    • Guppies
    • Oscar Fish
    • Plecos
    • Rainbowfish
  • 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 Eels
      • Pet Sharks
      • 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
    • Angel Fish
    • Betta Fish
    • Cichlids
    • Cory Catfish
    • Discus Fish
    • Freshwater Shrimp
    • Freshwater Snails
    • Freshwater Turtles
    • Goldfish
    • Guppies
    • Oscar Fish
    • Plecos
    • Rainbowfish
  • All Posts

Fish Diseases

Here you will find comprehensive guides about different types of diseases that commonly affect aquarium fish. Learn how to identify these diseases and what treatment you should likely follow to help a sick pet fish. We don’t discriminate between freshwater and saltwater species and cover both. That being said, consulting with a fish vet will be the best approach in any of these situations.

Nitrate Poisoning in Aquarium Fish: Causes and Cures

Feeding fish

If you notice that your pet goldfish is grotesquely curled up then it’s definitely time to reassess the water quality in your aquarium.

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Cause (+ Cures) for a Fish That’s Floating Upside-Down But is Still Alive?

Witnessing your beloved pet fish swimming upside down can be perplexing, sparking a flurry of questions about its health and well-being. If your aquatic companion exhibits this unusual swimming pattern, it clearly indicates underlying issues. Understanding the root causes behind this condition and implementing timely treatment measures are crucial for restoring your fish’s vitality.

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Betta fish Laying at the Bottom of the Tank: 12 Reasons Why

Betta Laying on Ground.

Betta fish owners will witness all kinds of weird behavior.

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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

  • Feathertail Betta Fish (Betta splendens): A Dramatic Display of Elegance
  • Chinese High-Fin Banded Shark (Myxocyprinus asiaticus): A Freshwater Giant with Striking Juvenile Patterns
  • Columbian Shark (Ariopsis seemanni): A Brackish Beauty with a Marine Future
  • Silver Apollo Shark (Luciosoma setigerum): A Streamlined Silver Bullet for Active Aquariums
  • Violet Blushing Shark (Labeo boga): A Gentle Beauty with Subtle Color Highlights

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