My male DT HM appears to have developed red "streaks"? Near his gills. One mirrors his gill, the other is completely vertical, something like this: ( | Is this normal, or what does this mean?? This is my first time keeping a Betta, but am experienced with other fish, so I thought it could've been suffering from ammonia poisoning, but the levels read 0. So I have no idea. 5gal tank, lighting, filtration, heat, cycled, been in the tank for about 6 weeks. I just noticed the markings this morning, and he seems overly excited. Any input would be awesome.