Water Quality

Fish Water Quality Basics

a bunch of items that are sitting on a rock.

** This post contains affiliate links that pays us a small percentage for your purchases from our recommendations. ** Water quality is the #1 factor in influencing fish health. Maintaining your fish water quality is the most important thing you can do for your pet fish. By testing it regularly with a reliable test kit,

Fish Immune Function

a group of goldfish swimming in an aquarium.

When you live in a toilet, like fish do, it’s critical to have a well-functioning immune system. Being ectotherms, fish immune functions rely on the temperature of their surrounding environment to dictate their metabolism and immune function. Cold water = limited activity. Warm water = more activity. Hot water = poached. All things considered, a

Hydrogen Sulfide Toxicity in Fish Systems

a fish tank filled with plants and water.

Have you ever been cleaning your pond, maybe pulling out dead plants, and smelled rotting eggs? This unfortunate smell is hydrogen sulfide, the product of anaerobic bacteria buried deep in the mud. Hydrogen sulfide is highly toxic to fish and can can death very quickly. Fish who are exposed suffer an increase in secondary infections

Stop Replacing Your Fish Tank Filters!!

rinse your aquarium sponge in waste tank water

** This post contains affiliate links that give us a percentage of your purchase for our recommendations. ** Dear Fish Tank Owners, Please stop replacing your fish tank filters media every month. I know it says to do so on the box! But, guess what? They do that in order to SELL MORE!! When you

The Fish Nitrogen Cycle

nitrogen cycle do fish get sick

** Post contains affiliate links. ** As you may well know, water quality is a significant aspect of pet fish health. One of the most critical pathways in fish health is the nitrogen cycle, responsible for processing the primary fish waste: ammonia. Like the air we breathe, the water a fish swims in is directly

Fish Tank pH and kH

** This post contains affiliate links. ** It’s time for everyone’s favorite topic: water quality! Today we will be learning about your fish tank pH and supporting kH, also known as alkalinity. What is pH? Fish tank pH is a measure of the hydrogen ion concentration in a solution. Hydrogen ions play an important role

Effects of Water Changes on Fish

how to test fish tank water

Most fish kept as pets are maintained in artificial systems; tanks and ponds meant to replicate their “wild” environment, and require regular water changes to keep their environment healthy. In a “wild” environment, water flushes into and out of a system through streams, rivers, brooks, rain or the ocean. In an artificial tank or pond,

Why Should I Test My Fish Tank Water Chemistry?

a bunch of items that are sitting on a rock.

**Post contains affiliate links.** As you have heard us say, time and time again, fish tank water quality is the #1 thing pet fish owners can do to take care of their fish. Why is this? Because, just like the air we breathe, the water a fish swims in has a significant impact on its

Old Tank Syndrome

cleaning fish tank substrate with gravel vacuum

What is Old Tank Syndrome? This occurs in fish tanks and ponds with the following water quality parameters: pH: <6.0 Alkalinity (kH): <50 mg/L, usually 0 mg/L Ammonia: >1.5 mg/L Nitrite: >0 mg/L Nitrate: >40 mg/L The loss of buffers (alkalinity) can lead to pH swings and a pH crash. The low pH actually protects

No Pond Quick Start

Putting in a new pond comes with lots of challenges. You built it perfectly with great filtration and put in the most amazing fish, but your ammonia is off the charts and you can’t get your filter to start cycling. (Cycling is the process wherein good bacteria convert toxic ammonia to toxic nitrite to safe

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The Top 10 Mistakes Fish Owners Make

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The Top 10 Mistakes Fish Owners Make

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Top 10 Mistakes