dying

My discus fry are about 2 months old and one by one every few days a fry dies. Water changes are every other day 45%. Parameters always test within nominal range, ph at 6.8 or a little lower, and temps are kept at 84. Does anyone have ideas why mine are very slowing dropping off?

Like a month ago, I replaced clay pellet substrate with pool filter sand in three of my established tanks. I pre-washed it. I think it was Ace brand. The quartz stuff. Each tank has about the same size layer of sand. Live plants. No CO2. PMDD ferts. Heated to around 78. Two have lighting, one...

This is the third time my angel spawn have died. I have tried removing wiggglers and putting them in a hangon marina box. My angels spawn, and take great care of the fry, but I want them all to make it. But two-three days after I put the fry in the hangon box, they all die for some reason. This...

I lost 2 angels in my SA show tank in the last 2 days. The remaining 6 angels are listless hanging around the corners and breathing heavy. All the other types of fish (tetras, cories, placos) are OK The tank is well kept, there is no evidence of agression. The only thing I did different...

I added some JM to my tank and it's slowly dying. Some of it is still green, but the brown is over taking it. I have another plant in there that went through a similar thing, where it did not thrive, but now it does. Why would JM not thrive in a Malawi cichlid tank?

my java fern has dark brown spots all over it. what should i do Sent from my iPod touch using MonsterAquariaNetwork app

I have a 150g tall tank (3’ tall) that is a plant killing machine. I’m sure I’m doing everything wrong so here it is. Stocked with: 10 Cyprichromis Utinta Blue Tail 3 Altolamprologus Calvus Black Zambia 4 Neolamprologus buescheri "Zaire Gold" Pair of occies 4 Placidochromis VC10 Couple of...