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ReefBase Reef Quiz

Play the ReefBase Reefing Quiz!

20 Questions from easy to not-so-easy. Have fun & good luck!

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ReefBase is a Marine Fish keeping & Coral Reef Aquarist Community Forum based in the UK. Join ReefBase for help & advice or to contribute your own knowledge & experience of keeping a Marine Coral Reef Aquarium.

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If you're new to ReefBase, come and introduce yourself.

Last post by mightyhatter
in Re: Adding new marine fish and CU crew

ReefBase Lounge

General off-topic chat and discussions. Be yourself & join-in.

Last post by ajm83
in Avoiding road rage with the Ogmios zen school of motorin...


A general board for the discussion of freshwater fish, tanks and freshwater specific equipment, such as CO2 kits, etc.

Last post by Marty
in Re: Well I have another tank !!!

Members Tanks

Browse our members' tank threads, view progress and pictures, or create your own thread to track the progress of your own reef aquarium.

Last post by ajm83
in Re: My Evo 13.5.

Tank of the month

Monthly competitions on member's tanks. Enter pictures of your tank and / or vote on others'.

Last post by Animal
in Re: How this might work

General Reef Keeping

General Reef Discussions

General non-specialised reefkeeping questions & discussions.

Last post by mightyhatter
in Re: Aqua One Reefsys

Beginners Questions

If you're new to the hobby, please ask any questions you have, rather than making the mistakes we've all made.

Last post by Ratvan
in Re: Flicking Fish


All reef chemistry related posts should go in here.

Last post by semiroundel
in ozone

Reefing News

Post links or information on any related reefing news.

Last post by Ratvan
in Re: Micro fragging could save coral reefs

Stunning Reef Tanks

A collection of the most beautiful reef aquariums from anywhere on the net. Post links and a brief summary of what captivated you most by the tank. Inspiration for us all.

Last post by ajm83
in Re: Stunning soft coral reef tanks


General competitions on member chosen subjects.

Last post by DUSTYBOY272
in Re: Attempting free London Aquarium Tickets


Reefbase ID database

A database of common living things found in our reef tanks

Last post by Animal
in Just in case

ID needed

Need help identifying something? Post a photo, video, and/or description and we'll do our best to help you out.

Last post by marine_newbie
in Re: Coral?

Marine Fish

General Marine Fish

A general board for all Marine fish, for Marine Fish identification, and general discussion.

Last post by Ratvan
in Re: Wrasse tank

Marine Fish Diseases

A board for threads related to marine fish diseases including; White Spot (Ich), Brooklynellosis (Anemonefish Disease), Marine velvet, black spot, HLLE, Fin Rot, etc. Their diagnosis and treatment.

Last post by Animal
in Re: Ich or velvet advice

Clownfish & Damselfish

Clownfish and other Damselfish, including Clarkii Clownfish, Common Clownfish (Nemo), Skunk Clownfish, Electric Blue Damselfish, Domino Damselfish are in this category.

Last post by HK_Fuey
in Re: Maroon clown fish has laid eggs...what do I need to ...

Tangs / Surgeonfish

Discussions regarding Tangs aka Surgeonfish. Fish such as Yellow Tangs, Regal Tangs (Dory), Naso Tangs, Clown Tangs, etc fall into this category.

Last post by Animal
in Re: Juvenile lipstick tang

Angelfish (Large & Dwarf)

For topics about Angelfish & Dwarf Angelfish. For Fish such as the Queen Angelfish, Emperor Angelfish, Coral Beauty & Flame Angel.

Last post by jackmyers200
in Re: My juvenile emperor angel


General Corals

A general board for all Corals & Anemones, for Coral identification, and general discussion.

Last post by HK_Fuey
in Re: PEST?

Soft Corals

Soft corals. Corals without a skeleton. These include Leather Corals, Pulsing Xenia, Zoanthids, Mushrooms, etc.

Last post by marine_newbie
in Re: Invasive species control

LPS Corals

Large polyp stony corals. Any corals with a calcium based skeleton, and large polyps which extend out to completely conceal the skeleton beneath.

Last post by Toper0
in Re: Duncan Coral

SPS Corals

Small polyp stony corals. More advanced corals which have calcium based skeletons and small polyps.

Last post by Matt_toynton
in Re: Porites white patch syndrome ?

Azooxanthellate / Non-Photosynthetic Corals

Azooxanthellate or non-photosynthetic corals do not require much if any light to survive. They include Gorgonians and Sun Corals.

Last post by Debbiem
in Re: Whats happening to my sun coral?


Marine Invertebrates

A board for marine reef invertebrates.

Last post by Morgs
in Re: Shrimp compatibility

Marine Molluscs

Marine gastropod molluscs including; Seahares, Turbo snails, Nassarius snails, and predatory snails such as Sundial snails & some Nudibranchs.

Last post by DUSTYBOY272
in Re: Cerith snail

Marine Crustaceans

Marine Crustaceans as in Porcelain crabs, Mithrax crabs, cleaner shrimps, blood shrimps, boxer shrimps, etc.

Last post by Animal
in Re: Frozen brine shrimp-have the cubes halved in size?

Marine Hardware


Discussions surrounding marine & reef lighting, Metal Halides, CFLs, T5s or LEDs.

Last post by Ratvan
in Re: Lighting Upgrade

Pumps and powerheads

Pumps for returns/skimmers/reactors/etc. & powerheads/wavemakers/etc. You get the idea ;-)

Last post by semiroundel
in Re: Tunze powerhead programming


A board for more specialised equipment such as dosing pumps, kalkwasser stirrers, calcium reactors, etc.

Last post by marine_newbie
in Re: Frag Racks


Marine Hardware Do-It-Yourself. A board containing topics about building & customising your own equipment.

Last post by semiroundel
in Re: Seneye DIY server made from Win10 tablet


Discussions about Filtration, protein skimmers, uv sterilisation, ozone usage, nitrate reactors, biopellets, etc.

Last post by ajm83
in Re: Natural phosphate removal?

Reef Photography


Show off your pictures of your reef.

Last post by ajm83
in Re: Fashion accessory to tuxedo

Photography Advice & Tips

If you need help getting good photos of your marine tank, fish or corals. Ask for advice here, please include camera model, as it helps to understand what features are available to you.

Last post by Toper0
in Re: D & D Lens Cover


Free to a good home

A board to advertise things you're giving away to fellow reefers.

Last post by Oxfordblue
in Re: Free to good Home

For sale

A board to advertise your reefing equipment and livestock for sale.

Last post by Ratvan
in Re: FS: Kessil A80

Swap Shop

A swap shop. A place for ReefBase members to offer frags, Corals, Zoanthids, Fish or equipment in exchange for other items.

Last post by semiroundel
in Re: Anyone for Swapsies?


A request board for marine fish, corals or equipment.

Last post by Stemanc
in Re: Neon green toadstool

Reefing Tools & Articles


A board for how-to guides on any area of the reefkeeping hobby.

Last post by T-Bone Tyrone
in Re: How to wire an STC1000 temperature controller with 2...


A board for polls to appear on homepage

Last post by T-Bone Tyrone
in Re: How often do you feed?


Dosing calculators, tank size calculators, etc.

Last post by badger
in Re: Aquatic log


Useful articles on the reefkeeping hobby.

Last post by Mike
in Re: All Marine Habitat Magazine Backissues Downloads

ReefBase - Info Centre

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Latest Post: "Re: Anyone for Swapsies?" ( Today at 1:07:34 pm )
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Recent Topics

Anyone for Swapsies? by semiroundel

Adding new marine fish and CU crew by mightyhatter

Stunning soft coral reef tanks by ajm83

Aqua One Reefsys by mightyhatter

My Evo 13.5. by ajm83

Flicking Fish by Ratvan

Marine fish dying by ajm83

Stocking my 65 gallon by UKpacker

Stocking levels? by Ratvan

Lighting Upgrade by Ratvan

FS: Kessil A80 by Ratvan

Avoiding road rage with the Ogmios zen school of motoring by ajm83

Andy's Reefer 250 by marine_newbie

Natural phosphate removal? by ajm83

GlennF's DSR tank by glennf

budget dosing containers by marine_newbie

Reef beginner by ajm83

Stocking ideas by mightyhatter

Wrasse tank by Ratvan

Introduction by ajm83

Wave maker recommendations by mightyhatter

Shrimp compatibility by Morgs

A funny thing happened on the way to the forum.. by semiroundel

ozone by semiroundel

Ich or velvet advice by Animal

Juvenile lipstick tang by Animal

Cycling, am I on the right track? by Animal

Help choosing a suitable tank by mightyhatter

Andy's 85L Nano by ajm83

Green and purple paly by marine_newbie

Reef Keeping News

Amwell aquatics Oct 24, 2019 1:01:59 am by Animal
Just thought I'd let you know that amwell aquatics which is based at thornwood Essex will be closing down for good .they are moving all their stock to their other shop in Cambridge
Read More
Guppys oh my god. Oct 17, 2019 9:14:31 am by Animal
AS you all know I do love a challenge,I've got a friend in the USA that has set up a small test tank and has successfully acclimatised guppys to marine .
Why I don't know lol
Read More
Another Palytoxin victim Aug 7, 2019 4:59:04 pm by ajm83
The adults, first hit by the toxins, spent one week in hospital. Katie's three girls, who were asleep, were discharged the day after.

Katie added: "We had gone on
Read More
World Reef Day June 1st Jun 2, 2019 10:29:02 am by Gav
A little late , but thought I'd bring attention to this either way
Read More
Calcium and Mag testing May 16, 2019 7:02:28 pm by geordie
Saw this write up and thought i would share,a bit of a way to go but sounds promising. Made in the USA you can google images and further write ups.

We didn't want to ann
Read More
A.M Aquatics closed down Apr 19, 2019 2:35:30 pm by geordie
Hi a shame to see the above lfs has decided to call it a day,been shut a few weeks now. Always enjoyed a visit Ash and Alan always helpful, will be a miss.
Read More
New : Redsea reefled Apr 4, 2019 2:42:42 pm by Gav
Read More
Next Threshold: Sexual Culture of Aquarium Corals Mar 15, 2019 3:31:25 pm by HK_Fuey

Read More