Can some one help me id what this is on my glass

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Neyteri

Feeder Fish
MFK Member
Dec 17, 2016
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This is a picture from my old tank (picture will be below) i recently changed to a bigger tank and i did have to use some stuff from my old tank and noticed this coming back no where near as strong but it is coming back now i did clean the stuff from my old tank but it seems i didn't clean it good enough sadly now in my old tank it would be back in a week of cleaning it off and it came back just as strong yet in my new tank it took a week before even showing up but as i said above it's a lot less strong but i don't want it to come back as strong as it was in my old tank some more info its sticky and brown when i wiped it off so i did think about diatoms but i tested my water in my new tank and i don't seem to have any problems this might be why it came back less strong as i did have some problems in my old tank due to the old sand and some food getting stuck in certain places which i don't have any problems with now still i would like to figure out what it is to make sure it wont come back as strong and if there is something i can do now to kill it off before it takes over the tank any info or ideas are welcome

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Punctuation is your friend.

Can you post some additional pics? Try to get some pics that show scale and are focused on the "stuff".
 
i will have to have a look to see if i got anymore pictures left but the scale of it it was all over the tank only on the glass wood and objects but mainly the glass got to keep in mind that this a picture of my old tank it is now empty i will see if i have any other pictures though
 
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sadly i dont have anymore pictures none clear enough anyway but pretty much this stuff covered almost the entire tank mainly the glass it looks little hands waving in the water flow as in its not like a long hair algae it ends in multiple little ends its sticky and brown and when you wipe it it just becomes sludge that is the best way i can describe it
 
Probably detritus worms of some sort. They live off uneaten food amd such, how much do you feed?
 
i now feed once every other day only what they can eat in a few minutes in the old tank food got stuck behind some stuff which i noticed to late but now there is no uneaten food or anything in the tank that might be where it's less strong in this new tank but worms that are stuck to the glass? dont more just move with the water flow? like hair algae would do?
 
I looks like diatomaceous algae to me.
This algae does not use only the normal components to grow, but uses silica to form its cell walls. I believe some consider them closer to animals than plants.
If your tap water source contains silica from its aquifer, this could be what allows them to proliferate, along with light, and other nutrients.
They are also efficient uses of urea in tandem with the silica and light, so you may need to do more water changes than the average aquarist to remove that nutrient component to slow its growth cycle.
You can sometimes find out what components are problematic by googling your cities " drinking water quality report". The report they send to the EPA yearly often has a complete work up of all water parameters. Then you come compare silica to what would be considered average, if it is high (though not a problem for drinking) it may be your elephant in the room for your problem growth in the aquarium.
I had a tank that often grew similar stuff, and it got a certain amount of natural light per day, after I cut out that light, and started using probiotic bacteria (Rid-X) to compete, it became less problematic, I also did 30% water changes every other day, to help remove problematic nutrients.
 
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i had my lights off in my old tank almost all the time i mean i only put it on the clean the tank as i thought it might feed of light but that didn't slow it down and if it is in my tap water then they have made changes to it in the last 6 months since before that time i didn't have this problem and also would make it very hard to combat with more water changes i will need to find something that can actually kill this stuff:/ don't want it to take over the new tank it's already spreading but currently it's easy to control just wipe it off and doesn't come back as fast yet i have more lights on in this tank then i had in the old one i mean i ran that tank with no lights for 2 months
 
The water company doesn't necessarily need to do something different, it could be the source water which is effected by seasonal changes, or even the way regulations protecting the environment are handled (often given up on these days).
And in many cases diatoms can transcend light availability.
On the tank where I had it, the only light source was a couple hours of "indirect" sun.
I don't have light fixtures on any tanks without plants, and this tank didn't have any.
you can see below, rocks, and all decor was covered in it.

 
Did you move your old filter media and filters to your new tank?

If so, it might be some sort of organism that is not normally present in the aquarium, but was introduced sometime, somehow. If that's the case, it might not be able to be eliminated without a bleach cleaning and then you would need to start a new cycle from scratch with pure ammonia. Of course, you will have to find something to do with your fish in the mean time.
 
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