bug

I have a lot of transparent white dots like jelly on my aquarium glass and spawning slate which are only visible on glass while doing water change and once water is added, they are invisible. Is it harmful to fish and if yes how to get rid of it? They are not nematodes or other common worms. I...

So after the realization that these bloody bug bastards destroyed my batch of jag eggs i need these bugs to bugger off. Im not gunna try take a photo they are to small. Im armed with google knowledge for this battle but i need more. These ****ers are on nearly every surface. Thousands of...

When I went to take a short video of my fry, there appeared a type of water bug in the tank. This bug I quickly netted out and threw into the other fish tank whereby the adults grabbed it fast. Does anyone know what it is? and also, is it the type of insect that eats fry?