luck_y_777
Aquarium Advice Apprentice
i have a discus that is currently in a 30gal tank that has been set up for about a year and he has gotten very dark and he is breathing fast. my water parameters are 20ppm of nitrate 0ppm nitrite 6.8 ph 150 gh 40 kh and close to 0ppm of ammonia. i think it might be gill flukes but not sure please help