identify disease

If anyone has any ideas on what this may be it would be hugely appreciated. Please find pictures below. The red streaks were present when I purchased her, I thought it was part of her colouring as it was one streak by each gill but have now noticed a second streak on each side - again appearing...

I've had my Halfmoon Betta, Angel, for about 2 months. I noticed this weird growth(?) on him this morning and I've been super worried about it. Can anybody help me identify it? I keep his water between 78 - 85 degrees. I change it and condition it every week. He's fed twice a day (Aqueon Betta...

Hi Everybody, I just came back from a 7 day holiday. While away i had added sera holiday food 2 pellets to my aquarium. Today after returning i have found that my pseudotropus acei has developed a rounded swelling near the mouth as highlighted in the picture. the fish is eating food and is...