anchor worm

Hello! I've recently started my first aquarium about 7-8 months ago. I bought a new betta fish (Rosalina) a little over a month ago. Since I bought Rosalina I noticed she has something worm-like attached to one of her fins. I did research on anchor worms but it doesn't have a split head and...

Tank size: 30 litres, just an air pump filter with a spray bar, a full spectrum light for the plants and a water heater. pH: EDIT(7.6) misread it earlier as 6.8 (see below) ammonia: 0.25ppm nitrite: 0ppm nitrate: 5ppm kH: about 60ppm (I use test strips for kH, the value is between 40-80ppm) gH...

Hello all, Long story short, after battling an anchor worm infestation for 3 weeks all of my goldfish have passed away. I drained the tank and my canister filter but how long should I wait until I add new stock to restart my tank? I know anchor worms are parasites and cant live without a...