Algae problem!! or not??

hungrydave · 02/07/2018, 03:36 PM

Hi Everyone! Hope i will get some help from this Community! sorry for my Englis i'm a Hungarian guy who needs some help!!!My love with fishkeeping was started with a freshwater aquarium and after i turned to saltwater! when i started my saltwater tank i know started the wrong way by using tap water!!!! Results tonnes of ALGAE!
So i did restart the whole tank by removing all the rock brush the algae down i did keep the sand and 50% old water! It was nice for 2-3 weeks and the brown algae are back! im not sure its diatoms and the tank are just recycling?!
but i see some gas bubbles on the rock is well at night time??? Now im using a 4 stage RODI Unit! please help me with some advice what i need to do just leave it or i missed something??!! Thanks for the helps!!!

my tank parameters: 400L Aquarium
Calcium 450ppm
Magnesium 1360ppm
Alkalinity 11.8
PH 8.2
Ammonia 0
Nitrite 0
Nitrate 5ppm using red sea nopoX
Phosphate 0.09
Salinity 1.025

Lighting 2 x 150w AquaMars LED 9-10 hours
Water change every week 15%

Bent · 02/07/2018, 05:39 PM

Tank age
What kind of rock
Is the rock and sand the same rock and sand that were in the tap water?
How long since you started using R/O water.

avery155 · 02/07/2018, 08:22 PM

Bubbles could be accumulation of micro bubbles in the water column, do you see any in the water from your return nozzle or powerheads?

hungrydave · 02/08/2018, 02:34 AM

Hi! The tank is 5 years old but i did a complete restart about 4 months ago! using RODI water over 6 months now!
i see no bubbles coming from my return nozzle!!

mcgyvr · 02/08/2018, 05:30 AM

We will need pictures..
You could have dinoflagellates

hungrydave · 02/08/2018, 06:28 AM

Here is some photos! Those rocks were clear 2 weeks ago!

/Users/davidbrlas/Downloads/IMG_0398.JPG
/Users/davidbrlas/Downloads/IMG_0397.JPG
/Users/davidbrlas/Downloads/IMG_0395.JPG

hungrydave · 02/08/2018, 06:30 AM

[QUOTE=hungrydave;25355937]Here is some photos! Those rocks were clear 2 weeks ago!

hungrydave · 02/08/2018, 06:36 AM

[QUOTE=hungrydave;25355939]

Quote:

Originally Posted by hungrydave

Here is some photos! Those rocks were clear 2 weeks ago!

mcgyvr · 02/08/2018, 07:41 AM

From what I see its likely diatoms and maybe some cyanobacteria..

hungrydave · 02/08/2018, 02:20 PM

any advise how to beat them? doing 10-15% water change dosing NOPo X is good?

02/07/2018, 03:36 PM	#1
hungrydave Registered Member Join Date: Feb 2018 Posts: 7	Algae problem!! or not?? Hi Everyone! Hope i will get some help from this Community! sorry for my Englis i'm a Hungarian guy who needs some help!!!My love with fishkeeping was started with a freshwater aquarium and after i turned to saltwater! when i started my saltwater tank i know started the wrong way by using tap water!!!! Results tonnes of ALGAE! So i did restart the whole tank by removing all the rock brush the algae down i did keep the sand and 50% old water! It was nice for 2-3 weeks and the brown algae are back! im not sure its diatoms and the tank are just recycling?! but i see some gas bubbles on the rock is well at night time??? Now im using a 4 stage RODI Unit! please help me with some advice what i need to do just leave it or i missed something??!! Thanks for the helps!!! my tank parameters: 400L Aquarium Calcium 450ppm Magnesium 1360ppm Alkalinity 11.8 PH 8.2 Ammonia 0 Nitrite 0 Nitrate 5ppm using red sea nopoX Phosphate 0.09 Salinity 1.025 Lighting 2 x 150w AquaMars LED 9-10 hours Water change every week 15%

02/07/2018, 05:39 PM	#2
Bent I got nothin' Join Date: Nov 2004 Location: The anals Posts: 6,420	Tank age What kind of rock Is the rock and sand the same rock and sand that were in the tap water? How long since you started using R/O water. __________________ Quitters never lose. [QUOTE=CStrickland]Who gets mad at a starfish?[/QUOTE] Current Tank Info: 75g DT, 30G refugium, 10g chaeto tank, 50g stock tank basement sump

02/08/2018, 05:30 AM	#5
mcgyvr Registered Member Join Date: Sep 2003 Location: North Carolina Posts: 20,050	We will need pictures.. You could have dinoflagellates __________________ Who me?

02/08/2018, 07:41 AM	#9
mcgyvr Registered Member Join Date: Sep 2003 Location: North Carolina Posts: 20,050	From what I see its likely diatoms and maybe some cyanobacteria.. __________________ Who me?

02/07/2018, 08:22 PM	#3
avery155 Registered Member Join Date: Apr 2017 Location: South of Pittsburgh Posts: 79	Bubbles could be accumulation of micro bubbles in the water column, do you see any in the water from your return nozzle or powerheads?

02/08/2018, 02:34 AM	#4
hungrydave Registered Member Join Date: Feb 2018 Posts: 7	Hi! The tank is 5 years old but i did a complete restart about 4 months ago! using RODI water over 6 months now! i see no bubbles coming from my return nozzle!!

02/08/2018, 06:28 AM	#6
hungrydave Registered Member Join Date: Feb 2018 Posts: 7	Here is some photos! Those rocks were clear 2 weeks ago! /Users/davidbrlas/Downloads/IMG_0398.JPG /Users/davidbrlas/Downloads/IMG_0397.JPG /Users/davidbrlas/Downloads/IMG_0395.JPG

02/08/2018, 06:30 AM	#7
hungrydave Registered Member Join Date: Feb 2018 Posts: 7	[QUOTE=hungrydave;25355937]Here is some photos! Those rocks were clear 2 weeks ago!

02/08/2018, 02:20 PM	#10
hungrydave Registered Member Join Date: Feb 2018 Posts: 7	any advise how to beat them? doing 10-15% water change dosing NOPo X is good?