New to Saltwater & Reef Aquariums? Post Here

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If you're new to the Saltwater Hobby and have questions please post them here. So you finally decided to take the plunge. The only dumb question is the one you don't ask!

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Need help deciding on whether or not a fish is right for your tank? Post here and we'll help!

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Replies: 7,159

Views: 530,873

Tuesday at 6:50 AM

Boehmtown

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Discussion

Beginners Guide to Acclimation and Quarantine

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Replies: 518

Views: 145,929

Sep 17, 2026

bldpt124

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Discussion

Cycling an Aquarium

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Replies: 1,733

Views: 261,747

Sep 4, 2026

ScottJ

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Discussion

Lets Talk Substrates for the Marine Aquarium

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Replies: 182

Views: 184,535

Sep 3, 2026

Aqua Ultraviolet

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Discussion

The Supreme Guide To Setting Up A Saltwater Reef Aquarium

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Replies: 180

Views: 296,845

Apr 7, 2026

CKW

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Unanswered Forum How To ADD PHOTOS: How to Upload photos as a new thread or in an existing topic

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Unanswered Clarifying R2R's Family-Friendly policy: Please refrain from Profane/Vulgar words, terms, and topics.

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New to the hobby and have questions?

Replies: 5

Views: 38,498

Oct 19, 2016

revhtree

Cycle Parameters

Replies: 7

Views: 42

4 minutes ago

EnterName

ADDING FISH

Replies: 11

Views: 147

Today at 12:52 PM

MC Blowfish

Thoughts on running multiple lights at different PAR to keep different coral?

Replies: 14

Views: 123

Today at 11:48 AM

exnisstech

Tank filter question

Replies: 13

Views: 194

Yesterday at 6:42 PM

rtodd76

LAVA ROCK in reef tank?

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Replies: 69

Views: 14,931

Yesterday at 5:13 PM

Randy Holmes-Farley

2 months in, this hobby makes me laugh

Replies: 6

Views: 138

Yesterday at 4:03 PM

lrk240

HELPPPP PLEEEAAASSSEEEE Nano tank can't turn on light without green algea bloom

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Replies: 57

Views: 606

Yesterday at 1:32 PM

Gumbies R Us

Any reefers in Bali, Indonesia

Replies: 2

Views: 62

Yesterday at 5:43 AM

tw2434

Nuovo progetto 95 galloni dsb

Replies: 22

Views: 400

Tuesday at 6:56 PM

vlangel

What is going on here??

Replies: 3

Views: 81

Tuesday at 9:22 AM

KrisReef

Looking for a Light

Replies: 8

Views: 122

Tuesday at 7:41 AM

Piotrek

Balling light Carbonate not dissolving

Replies: 3

Views: 54

Tuesday at 5:33 AM

Piotrek

Return Pumps

Replies: 6

Views: 98

Tuesday at 1:01 AM

Tangdora

40 breeder or 75 gallon for a first saltwater tank?

Replies: 24

Views: 298

Monday at 11:41 PM

Acro Junky

Aquarium stores

Replies: 16

Views: 244

Monday at 9:51 PM

jonnywink

Question

AquaSD won't respond to where my order is

Replies: 17

Views: 310

Monday at 9:19 PM

OldSaltyDawg

New to saltwater, bad luck with first fish

Replies: 13

Views: 141

Monday at 7:21 PM

fr311

How long until moving an unhappy coral (in this case a mushroom)?

Replies: 4

Views: 71

Monday at 5:07 PM

Mr. Mojo Rising

Meaty coral for my 15gallon

Replies: 16

Views: 220

Sunday at 11:17 PM

Donslug

Skimmer noise - Max Nano g2 XXL

Replies: 10

Views: 2,008

Sunday at 3:12 PM

Yari83

IF A LONGER TRIP GETS UNEXPECTEDLY EXTENDED, WHAT’S YOUR BACKUP PLAN FOR THE TANK?

I keep an experienced reefer friend on call who can check in and cover extra days
Votes: 2 11.1%
A non-reefer friend or family member can follow my instructions
Votes: 8 44.4%
Automation and remote monitoring should buy me time
Votes: 7 38.9%
I have a local aquarium service or store I can call
Votes: 1 5.6%
I don’t have a real backup plan. So, yes, I’d be sweating
Votes: 4 22.2%
I don't wanna think about this question. La la la la la la...
Votes: 5 27.8%
Other (Post in the comments)
Votes: 0 0.0%