Is this Whirling Disease

[CheddaCheese]

[video=youtube;K47YYANNvkc]https://www.youtube.com/watch?v=K47YYANNvkc&feature=youtu.be[/video]the whirling starts at :50. This only happens during or after feeding, and I think this is to make sure he doesn't miss any food. I just want to be sure.
Ammonia:0 Nitrite:0 Nitrates: 10 temp:80. Eat shrimps, cichlid pellets, flakes, and granules. no tankmates ever
https://www.youtube.com/watch?v=K47YYANNvkc&feature=youtu.be a link just in case the embedded doesn't work

 

[fwprawn]

Looks perfectly normal - I think he is reacting to your being close to his territory.

 

[CheddaCheese]

thank you. does or did yours do this

 

[fwprawn]

All Cichlids do, when they are defending.

 

[Aquanero]

Your fish looks fine to me.