How much and how often are the water changes? 50% once a week
Water temp? 77-80 degrees F, 25-27 degrees C
Additives used? (?) Nutrafin AQUA PLUS declorinater (sp?), 1/4 teaspoon freshwater aquarium salt, every two weeks a 1/4- 1/2 tsp stress coat
How is their appetite? very good (they're a little "round at the end

)
How many and what kind of plants? 3 sword variety's, java ferns (5-6 small plants), two unknown grass blade looking type plants
Any other symptoms other than the red gills? none
Are the red areas the same on both fish?yes, but a bit larger (still small) on the one that got caught in a flower pot
Any aggression or change in personality? no
What kind of treatments are/have you done and for how long? On one treated for getting stuck in pot, 1/4 tsp of aquarium salt for 2.5 gallons, squirt of stress coat (for fin and skin repair) for a week with 100% water changes every day or two.
I will try to get pictures either today or tomorrow. Also, sorry if my grammer and such is confusing to read.