What am I?

[Nht]

Found these on my side glass and some on my back glass. Any idea what this is?

 

[JVan82]

Found these on my side glass and some on my back glass. Any idea what this is?

Pics?

 

[Nht]

Sorry pic added

 

[JVan82]

Sorry pic added

Snail eggs

 

[saltyhog]

Nerite snail eggs.

 

[Fudsey]

+1 on snail eggs

 

[Nht]

I figured that. Does that mean it’ll hatch more snails or am I safe to clean the glass?

 

[saltyhog]

I've never had Nerites successfully rear in my tank but Trochus snails have reproduced successfully several times.