Common Name: Snail Eggs
Scientific Name: Columbellid Snail Eggs
There are many creatures running along the aquarium glass. White dots inside clear balloons stuck to your aquarium glass? if they look like the picture above they are Columbellid Snail Eggs (See this post about Columbellid Snails). The video bellow is of a mother Collumbelid in the process of depositing an egg capsule.
Common Opinion: GOOD