Fin rot is a common disease in aquarium fish. It's caused by bacteria but is treatable and easy to prevent with proper tank maintenance.
HOW TO TREAT FIN ROT IN AQUARIUM FISH
How to Identify Finrot: 13 Steps (with Pictures) - wikiHow
Is this fin rot? I came back from being away and his fins are all ragged. What supplements should I put in the water? : r/Goldfish
10.3.4. Fin Rot in Aquarium Fish
What is Fin Rot?, West Warwick, RI - Fall River, MA
KD Fish Aquarium - 🔴F I N R O T 💡What Causes Fin Rot? 👉🏻Fin rot is a very common disease found in freshwater fish tanks, and it is also one of
Betta Fish Fin Loss (Causes, Treatments & Prevention) - Betta Care Fish Guide
does he have fin rot? : r/bettafish
His fins are losing color. The ends are also stringy and frail. What should I do?! : r/bettafish
Gold Fish Fin Rot Treatment