hey guys i had my tank for about 8 months.
lately i things started to get bad
my thank got really dirty and i got this flowers growing on my live rock
and i have a lot of snails on my glass i keep removing them but they keep coming back more and more.
what should i do?
i do water changes every 2-3 weeks and i do have a skimmer.
please help here is a picture what are those things on my live rock?

lately i things started to get bad
my thank got really dirty and i got this flowers growing on my live rock
and i have a lot of snails on my glass i keep removing them but they keep coming back more and more.
what should i do?
i do water changes every 2-3 weeks and i do have a skimmer.
please help here is a picture what are those things on my live rock?

