Take a sample of your water to the lfs and ask them to write the readings down for you.
Test strip cards are not accurate. Liquid test kits are the best.
Signs of finrot are
White, pink, or red edging to fins.
Red streaks running throw fins.
Translucent fins or cloudy looking fins.
Excess mucas on fins, like the fins are sticking together.
Fins falling apart.
Raggy fins.
Cherry barbs are fin nippers. Are you sure there not nipping the fish fins. Or any of the other fish you keep are nipping.
Take a sample of your water to the lfs and ask them to write the readings down for you.
Test strip cards are not accurate. Liquid test kits are the best.
Signs of finrot are
White, pink, or red edging to fins.
Red streaks running throw fins.
Translucent fins or cloudy looking fins.
Excess mucas on fins, like the fins are sticking together.
Fins falling apart.
Raggy fins.
Cherry barbs are fin nippers. Are you sure there not nipping the fish fins. Or any of the other fish you keep are nipping.
very small patchit sounds like finrot.
The patch on the body does it look fluffy like cotton wool or bleaching beneath the skin.
Look out for signs of flicking and rubbing, excess mucas, laboured breathing, or gasping, darting or erratic swimming.
White patches can be columnaris to parasites.
Columnaris will look like cotton wool, bleaching benath the skin, white patches that are red on the edges and white in the center are generally Columnaris.
Get your water tested and we will go from there.
Preform a water change.
Keep a look out for tiny white spots.
The patch make sure there not spots joined together.
Does the patch look like a dusting of talc.