General Aquarium Discussion We're talking about aquariums, reef tanks, reef chemistry, do it yourself projects, aquarium equipment, and much more.

Reef Aquarium Discussion

Discuss all saltwater and reef aquarium related topics here. Have a question or general aquaria thought? Share it here.
Threads
101,518
Messages
1,457,580
Threads
101,518
Messages
1,457,580

New to Saltwater & Reef Aquariums? Post Here

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!
Threads
39,759
Messages
431,608
Threads
39,759
Messages
431,608

Reef Chemistry by Randy Holmes-Farley

Need some help with the chemistry aspect of your aquarium or have some knowledge you would like to share? Please start a new topic. This forum is moderated by Randy Holmes-Farley.
Threads
21,282
Messages
289,653
Threads
21,282
Messages
289,653

Reef Hobbyist Experiments and Research Forum

A place where reef hobbyists can conduct, collaborate on, and discuss experiments and research to benefit reefing. These might include but are not limited to: 1) Microbiology experiments - including cycling, 2) Product experiments., 3) Quarantine experiments., 4. Theories based on new trends in reefing, and 5) other types of research.
Threads
57
Messages
829
Threads
57
Messages
829

Aquarium Nutrition

Discuss the nutrition aspects of feeding fish, coral and inverts to keep them healthy and thriving.
Threads
2,211
Messages
25,146
Threads
2,211
Messages
25,146

Hitchhiker & Critter ID

Need help figuring out what something is? Post a thread with a photo! ID your hitchhikers and critters here!
Threads
21,431
Messages
163,977
Threads
21,431
Messages
163,977

Aquascape Discussion

Aquascaping is as much an art as it is a science. Here's a forum for discussing all things related to aquascapes. Got tips to share? Post them here! Need some help? We're here to help!
Threads
2,689
Messages
33,143
Threads
2,689
Messages
33,143

Do It Yourself (DIY)

DIY projects can save money and also be fun and interesting. Share your projects and learn from many others here.
Threads
11,143
Messages
165,463
Threads
11,143
Messages
165,463

Meet & Greet Forum

New to R2R? Introduce yourself here and tell us a little about yourself and your tank!
Threads
16,294
Messages
414,998
Threads
16,294
Messages
414,998

Lounge

This forum is for off topic discussions.
Threads
9,986
Messages
223,670
Threads
9,986
Messages
223,670

R2R Secret Santa 2021

Welcome to the official 2021 Reef2Reef Secret Santa forum!! Join the fun for this year's holiday season and brighten someone's Christmas with a special Secret Santa gift ...REEFER STYLE!
Threads
14
Messages
861
Threads
14
Messages
861

Equipment Discussion for Saltwater and Reef Aquari Equipment, Lighting, Hardware, Aquarium Filtration, Controllers, Skimmers, Powerheads, etc.

General Equipment, Hardware, Filtration

If you have aquarium equipment questions or ideas this is the place to do it. Discuss aquarium pumps, filters, skimmers, refugiums, reactors, and much more.
Threads
48,891
Messages
475,361
Threads
48,891
Messages
475,361

Aquarium Lighting By Dana Riddle

Discuss all topics pertaining to aquarium lighting. LED, Metal Halide, T5 etc.
Threads
15,432
Messages
180,157
Threads
15,432
Messages
180,157

Aquarium Controllers

This forum is dedicated to all Aquarium Controller Discussion. Share your experience as well as learn from others.
Threads
5,368
Messages
61,433
Threads
5,368
Messages
61,433

Saltwater Aquarium Fish Forum This is the place to talk about saltwater fish, anemones, seahorses, pipefish, fish breeding, and more!

Fish Discussion

Discuss all topics related to salt water aquarium fish. Angelfish, Anthias, Basslets, Blennies, Butterflyfish, Clownfish, Damsels, Dottybacks, Eels, Gobies, Jawfish, Lionfish, Pipefish, Puffers, Rays, Seahorse, Tangs, Triggerfish, Wrasse, and more.
Threads
26,176
Messages
334,754
Threads
26,176
Messages
334,754

Fish Disease Treatment and Diagnosis

A forum for discussing treatment and diagnosing saltwater reef fish.
Threads
18,730
Messages
252,727
Threads
18,730
Messages
252,727

Fish Breeding Forum

This is the place to discuss and share about saltwater fish breeding. Got a question or want to talk about your experience? Please join in!
Threads
1,308
Messages
15,710
Threads
1,308
Messages
15,710

Anemone & Clownfish Discussion

Discuss Ocellaris, Percula, Maroon, Tomato, Cinnamon, Pink Skunk, Clarkii, as well as designer clownfish such as Picasso, Snowcasso, Onyx, Platinum, Snowflake, etc. Also discuss anemones such as Bulb Tip, Long Tentacle, Ritteri, Sebae, Carpet, Tube, and more.
Threads
11,388
Messages
130,039
Threads
11,388
Messages
130,039

Predatory Fish Discussion

This forum is for the discussion of predatory fish.
Threads
1,121
Messages
15,692
Threads
1,121
Messages
15,692

Seahorse/Pipefish

Seahorse and Pipefish Discussion.
Threads
898
Messages
12,615
Threads
898
Messages
12,615

Coral Discussion Whether you like the colored sticks or the soft flowing coral this is the place! Talk about Sps, Lps, Zoas, Soft Coral, Mushrooms and more.

General SPS Discussion

Discuss and post your questions about all SPS or Small Polyped Stony corals such as Acropora, Montipora, Stylophora, and all other hard corals.
Threads
18,082
Messages
285,684
Threads
18,082
Messages
285,684

General LPS Discussion

Discuss and post your questions about all LPS or Large Polyped Stony corals such as Acans, Elegance, Doughnut, Candy Cane, Brains, Button, Hammers, Torch, Plate, and all other LPS hard corals.
Threads
19,514
Messages
204,631
Threads
19,514
Messages
204,631

Soft Coral Discussion

Discuss and post your questions about all Soft corals such as Toadstool, Kenya Tree, Mushrooms, Cabbage, Spaghetti, and all other soft corals.
Threads
6,168
Messages
59,831
Threads
6,168
Messages
59,831

Zoa Discussion (CLUB ZOA)

Discuss and post your questions about all Zoas, Zoanthid or Colonial Polyp corals and Palys. (Rastas, Candy Apple Reds, Red Hornets, Dart Mauls, Purple Hornets, Nightmares, PPE, Sunny D, Armageddons, Mohawks, and more)
Threads
15,799
Messages
175,498
Threads
15,799
Messages
175,498

Mushrooms (Corallimorpharia Kingdom)

Threads
1,833
Messages
16,973
Threads
1,833
Messages
16,973

Propagation, Packing, and Shipping Discussion

Talk about propagation techniques, show of your prop setups, as well as packing tutorials and shipping advice.
Threads
1,696
Messages
18,773
Threads
1,696
Messages
18,773

Algae Discussion We're talking about all kinds of algae here! If you love to grow macros, this is the place! Got a problem with nuisance algae? Post up here!

Nuisance Algae (including bacteria)

Need help with nuisance algae, cyanobacteria, or dinoflagellates? Maybe you just need an ID of what you have in your tank? This is the section for you.
Threads
9,539
Messages
116,363
Threads
9,539
Messages
116,363

Macroalgae (all types of desirable algae)

This is the forum for discussing all types of macros (chaeto, caulerpa, gracilaria, halimeda, or any other kind of macro you can think of)! Need tips for growing or troubleshooting desirable algae? Wanna show off your macroalgae display or refugium? Post here!
Threads
1,524
Messages
14,632
Threads
1,524
Messages
14,632

Saltwater Invert Discussion We talk about all the cool invert critters here! Crabs, Clams, Octopus, Snails, we got it all!

Clams

Talk about Tridacnid Clams and other Mollusks such as Crocea, Derasa, Maxima, Squamosa, and more.
Threads
2,027
Messages
27,913
Threads
2,027
Messages
27,913

General Invert Forum

This is the place to ask questions and to discuss all saltwater marine inverts. Discuss Shrimp, Snails, Starfish, Crabs, Cucumbers, Sea Slugs, Lobsters, Fan Worms, Sponges, Urchins, and more.
Threads
8,906
Messages
74,661
Threads
8,906
Messages
74,661

Mantis Shrimp

A place to talk about everything Mantis Shrimp
Threads
315
Messages
3,974
Threads
315
Messages
3,974

Member's Aquarium Discussion Please share your aquarium set ups here! Whether you have nano aquarium, mid-size box of glass, or an indoor swimming pool for fish this is the place to be.

Member Tanks

Show off your tank and document your progress.
Threads
15,834
Messages
678,638
Threads
15,834
Messages
678,638

Member Frag Tanks & Frags Systems

Threads
169
Messages
10,401
Threads
169
Messages
10,401

Large Aquariums 180g - 399g

A forum for people interested in keeping large aquariums. This forum is dedicated to water volumes of 180 gallons to 399 gallons. Anything more is a monster tank!
Threads
2,302
Messages
134,381
Threads
2,302
Messages
134,381

Monster Tanks 400g+

A forum for people interested in keeping the largest aquariums. This forum is dedicated to water volumes of 400 gallons and larger.
Threads
405
Messages
84,614
Threads
405
Messages
84,614

Nano Reefs

Got a nano? Well here is a place for all you nano lovers to hang!
Threads
4,408
Messages
89,085
Threads
4,408
Messages
89,085

All In One Aquariums (AIO)

Discuss All In One aquariums like Red Sea, JBJ, Innovative Marine, Coralife, etc. AIO aquariums come with most everything you need to set up a saltwater aquarium in one package.
Threads
2,710
Messages
48,342
Threads
2,710
Messages
48,342

Cube Aquariums

For all you cube keepers!
Threads
1,023
Messages
32,764
Threads
1,023
Messages
32,764

Aquarium Photography, Video, and more discussion. This is the place to share and drool over some of the best aquarium videos and pictures in the hobby. We're also talking about the TV series TANKED!

Photography Forum

This forum is for photography discussions, talk about equipment, techniques, or just show off.
Threads
4,754
Messages
60,712
Threads
4,754
Messages
60,712
  • jsker

Videography Forum

This forum is for reef video discussions, talk about equipment, techniques, or just show off.
Threads
922
Messages
6,468
Threads
922
Messages
6,468

Buy, Sell, Trade Coral, Fish, and Equipment If you're looking for a new fish, sweet piece of coral, or fancy gadget this is the place. Buy, Sell, and Trade here!

Sponsor Livestock & Drygood Sales

Check this forum out for direct sales from our Reef2Reef Sponsors.
Threads
1,275
Messages
6,492
Threads
1,275
Messages
6,492

Selling Forum (livestock)

This forum is for selling coral, fish, and anything else that lives in our tanks.
Threads
27,578
Messages
256,195
Threads
27,578
Messages
256,195

Selling Forum (dry goods)

Please use this forum for any hardware or dry good sales.
Threads
43,812
Messages
314,534
Threads
43,812
Messages
314,534

3D Printed & Handmade Aquarium Items

Threads
373
Messages
4,092
Threads
373
Messages
4,092

Trading Forum (livestock)

This forum is for trading coral, fish, and anything else that lives in our tanks.
Threads
2,404
Messages
14,761
Threads
2,404
Messages
14,761

Trading Forum (dry goods)

Please use this forum for trading any hardware or dry goods.
Threads
2,519
Messages
10,186
Threads
2,519
Messages
10,186

Wanted To Buy (livestock and dry goods)

Post here if you are looking to buy certain corals or hardware and dry goods.
Threads
22,130
Messages
72,218
Threads
22,130
Messages
72,218

How to Price It?

Not sure how to price something you're thinking about selling? Here's a place to get some opinions.
Threads
650
Messages
2,398
Threads
650
Messages
2,398

Group Buys

Post here if you are setting up group buy or are interested in participating in a group buy.
Threads
240
Messages
11,316
Threads
240
Messages
11,316

Seller / Trader Feedback

This forum is for leaving feedback from trades or sales with other members.
Threads
2,853
Messages
8,967
Threads
2,853
Messages
8,967

Vendor Feedback

Lets hear your feedback from any reef-related vendors.
Threads
4,528
Messages
19,092
Threads
4,528
Messages
19,092

Reef Conservation & Restoration Partners Reef2Reef is proud to partner with organizations that are working to conserve and restore our ocean's ecosystems.

Ocean Rescue Alliance

Saving Our Oceans, One Reef at a Time! Conserving Coral Reefs Through Restoration, Research, Eco-Tourism, & Education
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8
Messages
20
Threads
8
Messages
20

The Reef Institute

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2
Messages
188
Threads
2
Messages
188

R2R Forum Interest Everything that pertains to the R2R community and site is here. Forum feedback, giveaways, contest, frag swaps and more!

Announcements

Here is the place to post all announcements for aquarium society meetings, reef club activities, frag trades and other local events. This is also the place for all R2R forum info.
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2,062
Messages
51,668
Threads
2,062
Messages
51,668

Forum News / Feedback

Lets hear your comments and suggestions for the website.
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1,952
Messages
20,485
Threads
1,952
Messages
20,485

R2R Giveaway and Contest Forum

This is where we will announce all giveaways and contest!
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407
Messages
167,013
Threads
407
Messages
167,013

Reef Aquarium Spotlight

Aquarium Spotlights (Past and Present)
Threads
59
Messages
2,718
Threads
59
Messages
2,718

R2R Spotlight Series

Here we spotlight coral, fish, shipping procedures and more.
Threads
50
Messages
1,031
Threads
50
Messages
1,031

Reef Trade Shows & Swaps Saltwater Reef Aquarium Trade Shows and Frag Swaps

Frag Swaps & Local Reefing Events

Start a topic here if you have a Frag Swap, Club Event, or any general Reef Related Event coming up.
Threads
599
Messages
5,549
Threads
599
Messages
5,549

Local Reef Club Discussion If you would like to start a reef club forum for your area please select the contact us link at the bottom of the page and submit your request.

Local Reef Club Discussion

Looking for some locals to share frags and info with? This is the place! Find a local club that meets in your area! If you want to add your club just contact us.
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28,037
Messages
277,943
Threads
28,037
Messages
277,943
  • GoVols

Sponsors Check out all of our most awesome sponsors! These reputable vendors have it all! Coral, saltwater fish, equipment, and more, look here first!

Absolutely Fish

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3
Messages
25
Threads
3
Messages
25

Algae Barn

Threads
253
Messages
3,169
Threads
253
Messages
3,169
!

Among The Reef / Tankstop.com

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6
Messages
50
Threads
6
Messages
50

Animated Corals

Threads
7
Messages
33
Threads
7
Messages
33

AquaFX

Threads
25
Messages
195
Threads
25
Messages
195

Aquaforest

Threads
566
Messages
10,383
Threads
566
Messages
10,383

Aqua Illumination

Threads
165
Messages
1,571
Threads
165
Messages
1,571

AquaNerd

Threads
291
Messages
821
Threads
291
Messages
821

Aquarium Care Center

Threads
235
Messages
671
Threads
235
Messages
671

Aquarium Specialty

Threads
535
Messages
3,554
Threads
535
Messages
3,554

Aqua SD

Threads
1,938
Messages
76,356
Threads
1,938
Messages
76,356

Aquatic Life

Threads
98
Messages
3,204
Threads
98
Messages
3,204

A Reef Creation

Threads
206
Messages
45,995
Threads
206
Messages
45,995

ArtFully Acrylic

Threads
56
Messages
2,241
Threads
56
Messages
2,241

ATI Aquaristik

Threads
349
Messages
5,133
Threads
349
Messages
5,133
  • DJF

Austin Aqua Farms

Threads
225
Messages
1,750
Threads
225
Messages
1,750

AVAST Marine

Threads
154
Messages
2,249
Threads
154
Messages
2,249

Biota Marine

Threads
38
Messages
348
Threads
38
Messages
348

BMF Signature Corals

Threads
9
Messages
30
Threads
9
Messages
30

Buckeye Hydro

Threads
13
Messages
100
Threads
13
Messages
100

Bulk Reef Supply

Threads
1,429
Messages
22,758
Threads
1,429
Messages
22,758

BSA Corals

Threads
407
Messages
3,863
Threads
407
Messages
3,863

Cali Kid Corals

Threads
94
Messages
15,673
Threads
94
Messages
15,673

Champion Lighting & Supply

Threads
50
Messages
193
Threads
50
Messages
193

Chemi-pure

Threads
5
Messages
123
Threads
5
Messages
123

Cherry Corals

Threads
1,046
Messages
110,994
Threads
1,046
Messages
110,994

CoralFish12g

Threads
29
Messages
264
Threads
29
Messages
264

Coral Frenzy

Threads
23
Messages
265
Threads
23
Messages
265

Corals.com

Threads
930
Messages
8,963
Threads
930
Messages
8,963

Corals Kingdom

Threads
305
Messages
1,069
Threads
305
Messages
1,069

Coral-Vault.com

Threads
15
Messages
3,253
Threads
15
Messages
3,253

Cultivated Reef

Threads
114
Messages
1,177
Threads
114
Messages
1,177

Custom Reef Creations

Threads
6
Messages
34
Threads
6
Messages
34

D-D The Aquarium Solution

Threads
25
Messages
122
Threads
25
Messages
122

Deltec USA

Threads
15
Messages
203
Threads
15
Messages
203

DSR USA

Threads
3
Messages
103
Threads
3
Messages
103

EasyReefs

Threads
21
Messages
77
Threads
21
Messages
77

EcoTech Marine

Threads
900
Messages
9,456
Threads
900
Messages
9,456

eXact iDip

Threads
19
Messages
132
Threads
19
Messages
132

Fauna Marin

Threads
293
Messages
2,318
Threads
293
Messages
2,318

Fishnreef

Threads
410
Messages
1,558
Threads
410
Messages
1,558

FirstChoice Aquatics

Threads
9
Messages
57
Threads
9
Messages
57

Frag Farm

Threads
3
Messages
7
Threads
3
Messages
7

Fraghouse Coral

Threads
65
Messages
12,786
Threads
65
Messages
12,786

Geo's Reef

Threads
66
Messages
604
Threads
66
Messages
604

GHL Advanced Technology

Threads
1,558
Messages
21,394
Threads
1,558
Messages
21,394

Gluemasters

Threads
9
Messages
126
Threads
9
Messages
126

Hanna Instruments

Threads
156
Messages
1,732
Threads
156
Messages
1,732

Inkbird

Threads
37
Messages
649
Threads
37
Messages
649

Innovative Marine

Threads
28
Messages
1,127
Threads
28
Messages
1,127

Jason Fox Signature Corals

Threads
294
Messages
39,818
Threads
294
Messages
39,818

Jersey Corals

Threads
80
Messages
4,687
Threads
80
Messages
4,687

Joe Knows Reefs

Threads
342
Messages
62,324
Threads
342
Messages
62,324

Joshporksandwich Zoas

Threads
3
Messages
36
Threads
3
Messages
36

Kessil

Threads
111
Messages
1,477
Threads
111
Messages
1,477

Law Office Aquariums

Threads
0
Messages
0
Threads
0
Messages
0
None

LiveAquaria

Threads
212
Messages
1,807
Threads
212
Messages
1,807

Marine Collectors

Threads
0
Messages
0
Threads
0
Messages
0
None

Motor City Corals

Threads
113
Messages
5,793
Threads
113
Messages
5,793

Neptune Systems

Threads
1,101
Messages
12,653
Threads
1,101
Messages
12,653

Noopsyche

Threads
162
Messages
4,078
Threads
162
Messages
4,078

NY Aquatic

Threads
609
Messages
5,286
Threads
609
Messages
5,286

NYOS® AQUATICS

Threads
23
Messages
130
Threads
23
Messages
130

Octo Aquatics

Threads
47
Messages
1,071
Threads
47
Messages
1,071

Orphek

Threads
141
Messages
2,867
Threads
141
Messages
2,867

Pacific East Aquaculture

Threads
1,104
Messages
8,793
Threads
1,104
Messages
8,793

Pieces of the Ocean

Threads
925
Messages
17,737
Threads
925
Messages
17,737

Premium Aquatics

Threads
801
Messages
3,324
Threads
801
Messages
3,324

Printed Reef

Threads
11
Messages
99
Threads
11
Messages
99

Quarantined Fish

Threads
22
Messages
617
Threads
22
Messages
617

Queen City Corals

Threads
55
Messages
90
Threads
55
Messages
90

Red Sea

Threads
453
Messages
4,866
Threads
453
Messages
4,866

Reef Breeders

Threads
479
Messages
5,292
Threads
479
Messages
5,292

Reef Builders

Threads
3,457
Messages
7,988
Threads
3,457
Messages
7,988

Reef Brite

Threads
21
Messages
146
Threads
21
Messages
146

Reef Chasers

Threads
131
Messages
1,410
Threads
131
Messages
1,410

Reef Edition Magazine

Threads
7
Messages
32
Threads
7
Messages
32

ReefHacks

Threads
1
Messages
3
Threads
1
Messages
3

Reef-Labs

Threads
0
Messages
0
Threads
0
Messages
0
None

Reef Pro

Threads
256
Messages
2,105
Threads
256
Messages
2,105

Reef Raft USA

Threads
132
Messages
33,269
Threads
132
Messages
33,269

ReefStache

Threads
24
Messages
120
Threads
24
Messages
120

ReefTide

Threads
186
Messages
12,914
Threads
186
Messages
12,914

@ReefWeeds: Reef-Inspired Art

Threads
17
Messages
771
Threads
17
Messages
771

SaltwaterAquarium.com

Threads
517
Messages
1,153
Threads
517
Messages
1,153

Simplicity Aquatics

Threads
21
Messages
237
Threads
21
Messages
237

Soggy Tees

Threads
43
Messages
620
Threads
43
Messages
620

Southwest Aquaculture

Threads
9
Messages
30
Threads
9
Messages
30

Supreme Reefs

Threads
124
Messages
983
Threads
124
Messages
983

Tampa Bay Saltwater Live Rock

Threads
4
Messages
128
Threads
4
Messages
128

TCK Corals

Threads
554
Messages
23,001
Threads
554
Messages
23,001

Tenecor Aquariums

Threads
13
Messages
738
Threads
13
Messages
738

Tidal Gardens

Threads
59
Messages
4,691
Threads
59
Messages
4,691

Top Shelf Aquatics

Threads
330
Messages
76,462
Threads
330
Messages
76,462

Triton Applied Reef Bioscience

Threads
978
Messages
12,088
Threads
978
Messages
12,088

Tropic Marin

Threads
80
Messages
1,826
Threads
80
Messages
1,826

TSM Aquatics

Threads
50
Messages
478
Threads
50
Messages
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