new 259g tank

Hi There

After i put the first did rock in my tank, after few days i found this Wight things on it.

Is this ok or it is something i should remove?

IMG_0864.jpg


IMG_0865.jpg


IMG_0866.jpg


Please i need your advice!!!!

Regards,
 
Those are Scypha sponges, beneficial filter feeders.

Thanks James404 for you answer.

it looks that it is attacking my aquarium, so far i didn't but any fish or coral yet and there hundreds of this sponges in two months only, i can't imaging after one year how my aquarium will look like.

the question is there away to remove them now ?

please advice or else i will remove the water and start from the beginning:hmm4:

Thanks
 
Back
Top