Fancy Goldfish
Carassius auratus
Species Details
Beautiful cold-water fish available in many varieties, requiring cooler temperatures and excellent filtration due to their waste production.
Basic Information
Water Parameters
Tank Mate Recommendations
Current Selection:
Guppies
Poecilia reticulata
LivebearersPleco Catfish
Various Hypostomus, Pterygoplichthys species
CatfishDanios & Minnows
Various Danio, Devario species
CyprinidsSuckermouth Catfish
Various smaller Ancistrus, Otocinclus species
CatfishFreshwater Invertebrates
Various shrimp, snail, and crab species
InvertebratesPond Fish
Various cold-water species
Pond Fish💡 Tank Mate Tips
• Consider adult size when planning tank space
• Research specific water parameter requirements
• Introduce new fish gradually to reduce stress
• Monitor behavior closely during the first weeks
Quick Facts
Cold-water fish preferring cooler temperatures
Many varieties with different body shapes
Can live 10-30+ years with proper care
Produce significant waste requiring good filtration
Omnivorous with preference for sinking foods
Generally peaceful but can eat small fish
Need larger tanks than commonly believed
Some varieties have delicate fins or eyes
Social fish that do well in groups
Hardy but need stable water conditions