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Simple Reefs

Making Reefing Easy and Affordable

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Welcome to Simple Reefs - Where we make your own slice of the ocean easy and affordable
Simple Reefs
Making Reefing Easy and Affordable
  • A 3D illustration of a frustrated long-haired hobbyist looking at a marine aquarium overrun with hair algae and red slime, symbolizing "the algae filled nightmare" and the consequences of using tap water.
    Getting Started Building a Budget Reef Mistakes and Mishap Mondays

    Mishap Monday: My algae-filled nightmare (and how to avoid it)

    ByRichie Posted onDecember 20, 2025 2:13 pmFebruary 26, 2026 5:04 pm Updated onFebruary 26, 2026 5:04 pm

    This isn’t a how-to guide; it’s a cautionary tale. From hair-algae hellscapes to urchins wearing slimy green wigs, I share the disastrous mistakes I made when starting my budget reef tank so you don’t have to repeat them.

    Read More Mishap Monday: My algae-filled nightmare (and how to avoid it)Continue

  • A cover image for an article featuring a Marine Aquarium Water Change Calculator. Image features a vibrant saltwater reef aquarium with a calculator, bucket, and a box of 'Simple Reefs' salt mix on a table in front."
    Building a Budget Reef Handy Calculators And Converters

    A Simple Marine Aquarium Water Change Calculator

    ByRichie Posted onOctober 7, 2025 3:40 pmOctober 4, 2025 3:51 pm

    Easily calculate the effect of your aquarium water changes on nitrate and phosphate levels with our Simple Marine Aquarium Water Change Calculator. This tool helps you predict new water parameters, account for nutrient accumulation, and determine how many changes it will take to reach your target goals.

    Read More A Simple Marine Aquarium Water Change CalculatorContinue

  • Struggling to get your salinity just right? Our free Salinity Adjustment Calculator takes the guesswork out of hitting your target. Whether your water is too salty or not salty enough, this simple tool will tell you exactly how much freshwater or salt mix to add. Perfect for water changes and maintaining a stable reef tank.
    Building a Budget Reef Handy Calculators And Converters

    Simple Salt Water Mixing Salinity Adjustment Calculator

    ByRichie Posted onOctober 2, 2025 11:00 amOctober 1, 2025 5:43 pm

    Struggling to get your salinity just right? Our free Salinity Adjustment Calculator takes the guesswork out of hitting your target. Whether your water is too salty or not salty enough, this simple tool will tell you exactly how much freshwater or salt mix to add. Perfect for water changes and maintaining a stable reef tank.

    Read More Simple Salt Water Mixing Salinity Adjustment CalculatorContinue

  • Illustrating the specialised uses for internal filters in a marine aquarium with a clear photo of a reactor and UV steriliser running in a saltwater reef tank with a blue tang, clownfish, and vibrant corals.
    Building a Budget Reef Marine Aquarium Equipment Marine Aquarium Filtration

    Specialised Uses For Internal Filters In Marine Aquariums

    ByRichie Posted onSeptember 30, 2025 5:42 pmSeptember 30, 2025 5:43 pm

    Think that old internal filter is useless for a marine aquarium? As your primary filtration, you’re right. But don’t toss it out just yet! In the right situation, this simple and affordable device transforms from a compromise into a powerful problem-solver. We are talking all about it in this article on Specialised uses for internal filters in marine aquariums.

    Read More Specialised Uses For Internal Filters In Marine AquariumsContinue

  • Find out why Why Internal Filters Don’t Belong in Marine Aquariums and what you should use instead for a thriving reef.
    Building a Budget Reef Marine Aquarium Equipment Marine Aquarium Filtration

    Why Internal Filters Don’t Belong in Marine Aquariums

    ByRichie Posted onSeptember 27, 2025 2:25 pmSeptember 27, 2025 2:27 pm

    Don’t let your old freshwater equipment sabotage your new marine tank! That trusty internal filter is poorly suited for saltwater. Find out why Why Internal Filters Don’t Belong in Marine Aquariums and what you should use instead for a thriving reef.

    Read More Why Internal Filters Don’t Belong in Marine AquariumsContinue

  • In this article, we are going to show you how to clean a hang-on-back filter.
    Building a Budget Reef Marine Aquarium Equipment Marine Aquarium Filtration

    How to Clean a Hang-On-Back Filter for a Pristine Marine Aquarium

    ByRichie Posted onSeptember 24, 2025 5:10 pmSeptember 24, 2025 5:14 pm

    Don’t let your hang-on-back filter become a nitrate factory! Proper filter maintenance is key to a successful saltwater tank, but cleaning it the wrong way can crash your cycle. Discover our simple, step-by-step method for how to clean a hang-on-back filter including quick tune-ups and deep cleans to ensure your marine aquarium stays pristine.

    Read More How to Clean a Hang-On-Back Filter for a Pristine Marine AquariumContinue

  • In this article, we are bringing you a handy hang-on-back filter size calculator for your marine aquarium. Make sure you are prepared for your freshwater conversion.
    Building a Budget Reef Handy Calculators And Converters

    Hang-On-Back Filter Size Calculator For Your Marine Aquarium

    ByRichie Posted onSeptember 21, 2025 11:00 amSeptember 19, 2025 8:06 am

    In this article, we are bringing you a handy hang-on-back filter size calculator for your marine aquarium. Make sure you are prepared for your freshwater conversion.

    Read More Hang-On-Back Filter Size Calculator For Your Marine AquariumContinue

  • We are talking more about Hang-On-Back Filters today as we show you How to Set Up a Hang-On-Back Filter for a Thriving Marine Aquarium.
    Building a Budget Reef Marine Aquarium Equipment Marine Aquarium Filtration

    How to Set Up a Hang-On-Back Filter for a Thriving Marine Aquarium

    ByRichie Posted onSeptember 20, 2025 11:00 amSeptember 19, 2025 7:31 am

    We are talking more about Hang-On-Back Filters today as we show you How to Set Up a Hang-On-Back Filter for a Thriving Marine Aquarium.

    Read More How to Set Up a Hang-On-Back Filter for a Thriving Marine AquariumContinue

  • In this article, we are showing you how a sump isn't a necessity with A Beginner's Guide to Hang-On-Back Filters for Marine Aquariums.
    Building a Budget Reef Marine Aquarium Equipment Marine Aquarium Filtration

    A Beginner’s Guide to Hang-On-Back Filters for Marine Aquariums

    ByRichie Posted onSeptember 18, 2025 11:16 amSeptember 21, 2025 11:37 am Updated onSeptember 21, 2025 11:37 am

    In this article, we are showing you how a sump isn’t a necessity with A Beginner’s Guide to Hang-On-Back Filters for Marine Aquariums.

    Read More A Beginner’s Guide to Hang-On-Back Filters for Marine AquariumsContinue

  • In this article, we are going to be talking about an underrated aspect of marine aquarium ownership - The Importance of Flow.
    Building a Budget Reef Wavemakers, Gyres, & Flow

    The Importance of Flow in a Marine Aquarium – 5 Reasons to Get The Waves Moving

    ByRichie Posted onSeptember 11, 2025 12:00 amSeptember 8, 2025 11:17 pm

    In this article, we are going to be talking about an underrated aspect of marine aquarium ownership – The Importance of Flow.

    Read More The Importance of Flow in a Marine Aquarium – 5 Reasons to Get The Waves MovingContinue

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Recent Posts

  • The Marine Aquarium Nitrogen Cycle Explained Simply – An Easy GuideMarch 30, 2026
  • Why You Have High Nutrients in a Marine Aquarium And The Dreaded False ZeroMarch 26, 2026
  • Hang On Back Protein Skimmers: The Good, The Bad, and The Soggy CarpetMarch 22, 2026
  • The Ultimate Protein Skimmer Buyer’s Guide for Every Aquarium – Sumps, Nano, Freshwater Conversions, & AIOMarch 11, 2026
  • The Ultimate Protein Skimmer Beginner’s Guide: Pros & Cons, How Do They Work, Do You Need OneMarch 10, 2026

Talking Equipment

  • Hang On Back Protein Skimmers: The Good, The Bad, and The Soggy CarpetMarch 22, 2026
  • The Ultimate Protein Skimmer Buyer’s Guide for Every Aquarium – Sumps, Nano, Freshwater Conversions, & AIOMarch 11, 2026
  • The Ultimate Protein Skimmer Beginner’s Guide: Pros & Cons, How Do They Work, Do You Need OneMarch 10, 2026
  • Winter Reefing: How to Keep Your Marine Aquarium Warm When Temps DropDecember 23, 2025
  • Specialised Uses For Internal Filters In Marine AquariumsSeptember 30, 2025

Popular Posts

What's New?

  • The Marine Aquarium Nitrogen Cycle Explained Simply – An Easy Guide
  • Why You Have High Nutrients in a Marine Aquarium And The Dreaded False Zero
  • Hang On Back Protein Skimmers: The Good, The Bad, and The Soggy Carpet
  • The Ultimate Protein Skimmer Buyer’s Guide for Every Aquarium – Sumps, Nano, Freshwater Conversions, & AIO
  • The Ultimate Protein Skimmer Beginner’s Guide: Pros & Cons, How Do They Work, Do You Need One

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