best salinity for LPS corals

LPS, SPS and all coral chat
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snakey
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Joined: Thu Oct 10, 2024 3:12 pm

best salinity for LPS corals

Post by snakey »

What's the ideal salinity for LPS like Torches and Hammers? Running mine at 1.025 but heard some folks push it higher. Got a mixed reef, 75g, running Radions, 0 nitrates, 5ppm calc.
trackerboy
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Joined: Thu Jul 04, 2024 4:13 pm

Re: best salinity for LPS corals

Post by trackerboy »

Stick with 1.025. LPS don't need the stress of swinging params. My Euphyllias thrive there, 80g tank, 78F, weekly 10% changes. Higher salinity just risks osmotic shock.
Blossom
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Joined: Wed Sep 20, 2023 9:18 pm

Re: best salinity for LPS corals

Post by Blossom »

Mine are at 1.026, but honestly, I just copied my LFS. They seem fine? Tank's 50g, AI Primes, feed reef roids twice a week. Maybe I should test more.
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markus
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Joined: Fri Jan 26, 2024 12:20 pm

Re: best salinity for LPS corals

Post by markus »

Blossom wrote: Fri Jul 18, 2025 3:54 pm Mine are at 1.026, but honestly, I just copied my LFS. They seem fine? Tank's 50g, AI Primes, feed reef roids twice a week. Maybe I should test more.
Consistency matters more than the exact number. If your corals are happy, don't mess with it. My Duncanopsammia exploded at 1.025, same as my Acans. 120g, Triton method.
axonix
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Joined: Thu Oct 10, 2024 7:31 pm

Re: best salinity for LPS corals

Post by axonix »

1.025–1.026 is the sweet spot. LPS aren't as picky as SPS, but stability is key. I run 1.026 in my 200g, Red Sea salt, dosing alk daily. Any higher and you risk burning tips.
dantez
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Joined: Thu Oct 10, 2024 10:17 pm

Re: best salinity for LPS corals

Post by dantez »

My Frogspawn hates anything above 1.025. Melted two heads last time I tried 1.027. Back to 1.025 now, 40g cube, Kessils, no issues since. Weird, right?
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TimberOak
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Re: best salinity for LPS corals

Post by TimberOak »

Agree with trackerboy. 1.025 is chill for LPS. My Blastos and Favias are thriving there, 55g, T5s, salinity swings are sketchy. Keep it steady with an ATO.
snakey
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Joined: Thu Oct 10, 2024 3:12 pm

Re: best salinity for LPS corals

Post by snakey »

Thanks for the input, everyone. Gonna lock in at 1.025 and stop overthinking it. Appreciate the real-world experiences.
axonix
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Joined: Thu Oct 10, 2024 7:31 pm

Re: best salinity for LPS corals

Post by axonix »

dantez wrote: Fri Jul 18, 2025 6:54 pm My Frogspawn hates anything above 1.025. Melted two heads last time I tried 1.027. Back to 1.025 now, 40g cube, Kessils, no issues since. Weird, right?
Not weird at all. Frogspawn are drama queens. Even small swings can trigger melt. Stick to what works, and never chase numbers blindly.
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markus
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Joined: Fri Jan 26, 2024 12:20 pm

Re: best salinity for LPS corals

Post by markus »

Exactly. My rule is: if it's growing and colored up, don't fix what ain't broke. 1.025 is the baseline for a reason. Even my finicky Goniopora does fine there.
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