hi, i have a lutino oscar who is around four inches. i got him when he was around 2 inches. from the past couple of months he has a bulge infront of the pelvic fin and below the gills. is this normal growing up or is it something to be watched out for? could someone help me here . his behaviour is normal. he's always been a highly active and inquisitive fish.i give him home made food made from prawns , chicken liver and beef. is this dropsy?please do help. the bulge is just infront of hi pointer fins below. please do help