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Author: Paul Van der Werf

Buffering pH and Alkalinity in Aquaponic Systems

We get quite a few questions through the website from members and one that pops up often is “how much of what should I use to buffer the pH in my system?”. Generally most people will use hydrated lime and …

School Aquaponics Integrated Garden Construction Photos

Some time ago we posted info on one of the Primary School Aquaponics Integrated Gardens we built using our Earthan Beds and integrating fish to feed the soil in the beds and plants.  In this post you will find detailed …

Biofiltration and Water Temperature

Water temperature plays a very important role in any aquatic system.  Temperature tells us many things about the activity in our aquaculture or integrated aquaculture set ups.  While the local climate tells us what fish we can grow and how …

Fish Tank Water Testing

  We are well into week three of our nitrogen cycle with our 20kg of Jade Perch and now it is getting really colourful using the API Fresh Water Master colorimetric test kit.  As you can see from the reading …

My Backyard Fish Farm

Here is the little set up I whipped at home in a day with the kids.  A bit of a unique set up with more expansion to come.  The following post is a simple breakdown of this backyard fish farm …

Air Lift Pump in Aquaponics and Aquaculture

An air lift pump is a great idea for backyard aquaculture and aquaponics, they even work well for decorative ponds with low fish stock levels.  Back in mid 2010 a client wanted to build a small backyard aquaculture system he …

Weather and Mysterious Fish Deaths

I would like to expand on the earlier post about flow rates for oxygen requirement in aquaculture and aquaponic fish tanks.  In the article “Oxygen, Water Flow and Your Fish” I included reference to atmospheric pressure and showed how a …

Oxygen Water Flow and Fish

The water flow in aquaculture, aquaponics or any aquatic system which requires oxygen for metabolism and catabolism is one of the most important parts of system design, next to water temperature. Water temperature effects in aquaculture will be discussed in …

Water Flow At Basin View Integrated Garden

Releasing the water flows to the Basin View Integrated Garden,  I wanted to example you do not need to be entrenched in the current beliefs of how to set up an aquaponic integrated garden.  In the backyard the possibilities are …

Earthan Beds – Integrated Gardening At Its Best

There has been an overwhelming response to publishing some of the details on how the integrated gardens at Basin View were constructed.  Specifically we have received several hundred emails asking how the Earthan Bed are made and how they work …

Earthan Group Aquaponic Gardens

Finally an update on the completed community aquaponic gardens at the Basin View Masonic Village on the South Coast of NSW.  The project has come from the concept plan to the finished gardens and I must say we have had …

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