I dont see bigger Problems here and I would just watch her. Doing anything now, may disturb her well balance. To me the little dot looks like alockout mark. So be sure if you feed . to feed into wet medium. I do it like this. I mix my beneficals ( in your case activera and the silicon) and water the plants. Then i do asmall batch of feeding solution and give it 30 mins later to the girls
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