Can't see anything in the photos. Ropey like strands are likely a bacterial infection, dextrines, proteins. I had a pilsner in a carboy that some but i bottled it anyway and it was n't bad. I am not one to advocate dumping batches, but having strands in a starter would make me nervous.
Resting: Tripel Six 11g, Witch Hunter Light - robust porter 11g
Drinking: EagleFire pale - homegrown Santiam dryhop