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Keeping hydra in a home aquarium

Posted: Tue Jul 30, 2024 2:23 pm
by MrGuppy
I recently bought two Angelfish, and with them came hydra.
It is a 100 gallon, with very few fish.
Is there a fish or invertebrate that would eat hydra?

Re: Keeping hydra in a home aquarium

Posted: Tue Jul 30, 2024 2:53 pm
by kokomo
There are many fish that will

Siamese Algae Eater
Dwarf Chain Loach
Bristle Nose Pleco
Many barbs (but can be nippy)
Guppies

Is it because the tank is overrun ?

Re: Keeping hydra in a home aquarium

Posted: Tue Jul 30, 2024 3:56 pm
by jackgulf
They aren’t harmful unless you are dealing with very small fry/baby shrimp, and won’t proliferate unless you’re overfeeding.

Re: Keeping hydra in a home aquarium

Posted: Tue Jul 30, 2024 4:35 pm
by kokomo
They live on live prey only... Unless your overfeeding, feeds something on their menu, they have very low chances in the long run.

Re: Keeping hydra in a home aquarium

Posted: Tue Jul 30, 2024 4:42 pm
by MrGuppy
kokomo wrote: Tue Jul 30, 2024 2:53 pm There are many fish that will

Siamese Algae Eater
Dwarf Chain Loach
Bristle Nose Pleco
Many barbs (but can be nippy)
Guppies

Is it because the tank is overrun ?
I just put the angelfish in there, and there are also a few endler guppies, and a pleco. Very understocked for a 100 gallon.
I am still getting used to running this tank, so so far I have been overfeeding by mistake.
This is day two so far.


kokomo said:



Bristle Nose Pleco



Ones in there!
I am hoping to find a Siamese Algae Eater also.

Re: Keeping hydra in a home aquarium

Posted: Tue Jul 30, 2024 8:03 pm
by MrGuppy
The tank has been up for longer. It is able to handle what has been put in it.

Re: Keeping hydra in a home aquarium

Posted: Tue Jul 30, 2024 9:42 pm
by coltin
Most fish won't touch hydra unless the fish are starving.

As others have mentioned, they aren't a big issue unless you want to breed fish. Then you treat the tank with salt (2 heaped tablespoons per 20 litres of water for 2 weeks) or copper to kill the hydra.