The thing in his food bowl are minute and in their dozens. I clear up any mud he makes and his food bowl is cleaned daily?If they're turning into gnats or flies, they're not mites, they're maggots. The only way to keep the flying stage from laying eggs (which hatch out more maggots) is to keep the rotten food and feces cleaned up.
From what I can see in the photos, it appears that you have springtails which not detrimental, but actually beneficial because they eat detritus.I know they aren't great quality but it might help
As I can tell, you have springtails (white elongated bugs) and fungus gnats (small black flies) who feed on decaying organic matter and mold. These insects often appear together since they prefer similar environment and food sources. Sometimes springtails can outcompete fungus gnats, but more often both colonies are blooming.