Goldfish has Clamped fins
Goldfish has clamped fins for one or two reasons, KH or ammonia is present and in high amounts. Both have the potential of burning fish, causing extreme discomfort
Goldfish has fins pulled in
Ammonia is created from waste, and deadly to our goldfish. Even though, ammonia is the food source for the beneficial bacteria that are responsible for performing the nitrogen cycle. Most new goldfish keepers do not understand the cycle, and fight it every step of the way. They remove waste. They use products that promise to absorb the toxin. They use water treatment designed to convert the toxin and they exchange a lot of water to eliminate it
Goldfish has folded fins
Some goldfish keepers starve their fish to reduce the amount of waste being created, but this cruel and puts the fish at risk of starvation, without removing the risk of ammonia poisoning. Goldfish has clamped fins due to discomfort
Goldfish has fins down
The only safe environment for goldfish is a cycled one
Learn about the nitrogen cycle
Author: Brenda Rand