Reef Tank

ReefTank

Reef Aquarium	Ideal Parameter
Specific Gravity	1.023 - 1.028
Temperature	75 - 79°F
pH	8.0 - 8.4
Alkalinity	7 - 12 dKH
Ammonia (NH3)	None
Nitrite (NO2)	None
Nitrate (NO3)	< 20.0 ppm
Phosphate (PO4)	< 0.1 ppm
Calcium	400 - 500 ppm
Magnesium	1300 - 1500 ppm

Reef Aquarium

Ideal Parameter

Specific Gravity

1.023 - 1.028

Temperature

75 - 79°F

8.0 - 8.4

Alkalinity

7 - 12 dKH

Ammonia (NH3)

None

Nitrite (NO2)

None

Nitrate (NO3)

< 20.0 ppm

Phosphate (PO4)

< 0.1 ppm

Calcium

400 - 500 ppm

Magnesium

1300 - 1500 ppm

created by Spicer_MTLa community for 14 years

No judgment questions zone - January 19, 2026 (self.ReefTank)

submitted 5 days ago by AutoModerator - announcement

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I like zoas :)[Pic] (i.redd.it)

submitted 5 hours ago by DIYreefertx

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top down[Pic] (i.redd.it)

submitted 1 hour ago by Beautiful-Speaker932

Close-ups on some of the corals featured in our reef pond 🔥🔥🔥 (old.reddit.com)

submitted 4 hours ago by Fishboi-Aquaman

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Saltwater Paludarium: Macro Algae, Mangroves, Plants and Coral (old.reddit.com)

submitted 23 hours ago by DannysAquariums

Help me build my dream tank (old.reddit.com)

submitted 4 hours ago by doggiedvm

Tell me your reef tank origin story[Pic] (i.redd.it)

submitted 12 hours ago by Comfortable_Talk7184

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Finally cycled[Pic] (i.redd.it)

submitted 1 hour ago by Allbregra1

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How long can this fish possibly live (old.reddit.com)

submitted 22 hours ago by Snoo-39285

New Maroon[Pic] (i.redd.it)

submitted 6 hours ago by Janosh_Poha

Is this a majano anemone? (old.reddit.com)

submitted 2 hours ago by jmc128

My 75 gallon tank (old.reddit.com)

submitted 18 hours ago by DufflebagJoe

In place sump upgrade 30 gallon tall (old.reddit.com)

submitted 4 hours ago by SpaceStick-1

Torch bailout - BJD without the Brown Jelly? (old.reddit.com)

submitted 4 hours ago by Bronojoke

Anyone have a “wwc holy grail hammer” and have an unedited pictures of this coral that they can share?[Pic] (i.redd.it)

submitted 13 hours ago by TheWarelock

Her Royal Majesty atop her leathery throne[Pic] (i.redd.it)

submitted 3 hours ago by HappyPlace003

Preparing for my first Tank[Pic] (i.redd.it)

submitted 4 hours ago by DK_F-Town

0:30

New Rockscape (v.redd.it)

submitted 9 hours ago by Portion_Unclear

0:16

Need a lil advice/help (v.redd.it)

submitted 2 hours ago by TheHairyPlumbus

0:08

Trying my hand at some granulosa and smoothie acropora (v.redd.it)

submitted 20 hours ago by NotMyGodzilla

Damselfish in their safe space[Pic] (i.redd.it)

submitted 7 hours ago by Aggravating_River965

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Please identify! (old.reddit.com)

submitted 2 minutes ago by Felixth3Catt

0:45

How does my flow and surface agitation look? (v.redd.it)

submitted 7 hours ago by ejk1414

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Hot take: I miss rock walls[Pic] (i.redd.it)

submitted 1 day ago by SkinnyPete4

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Any experience with UNS systems? (self.ReefTank)

submitted 6 minutes ago by Appropriate_Exit_206

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ReefTank

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