worm

Just got my first clutch of eggs, in the debris and water in the petri dish were some long thin white worms. Are they normal or do I need to treat the tank/frogs? Tank has four golden terribs. Photo below (worm in bottom left) P.s. how many eggs do you think are fertile? Im thinking about 3

I was just doing some cleanup on my variabilis tank and found what looked like an earth worm in the filter for my waterfall. This worm was about 2.5 inches long. Then I saw another smaller worm like creature in the bed of the waterfall, so I grabbed some photos of it. Please tell me that they...