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  •  Aquaponics
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  • Catfish Holiday

    European catfish move to summer residence

    Our second attempt to populate the greenhouse fish tank after a false start.
  • Urban Agriculture
  • Nature
  • catfish
  • Aquaponics
  • Death
  • life

  • Fungal Disease

    New tank proves too cold for our African Catfish

    The fish that have been placed in the greenhouse with the last workshop unfortunately all died of a fungal disease. Last wednesday 28th may the first fish got sick and showed some cottony-white...

  • Prevention rather than cure

    Old saying true for us

    Fish are like humans. They have all kinds of slumbering diseases and they have an immune system that helps them defeat the pathogens. Just like us.

  • Updates from the aquaponics

    Bad news, good news: a critical examination of what happened in the greenhouse

    The accident arises doubts on the ethic of this practice

  • Germination Experiement

    Sprouting seeds

    Which is the best way to raise our seedlings for life in the aquaponics system?

  • Field Peas

    Growing field peas in an aquaponics greenhouse

    Although our shade cloth can cool the greenhouse on hot days, it is still nice to have some complete shade inside. We have created some extra shade by just using some string and field peas.

  • From our Faraway Friend Wendy Monroe

    Release of Channel Catfish

    Richmond Aquaponics farm receives inhabitants

    The Channel Catfish for the Richmond aquaponics farm have arrived! This video shows their release.

  • New baby fish at the Fabriek

    Clarias gariepinus | African sharptooth catfish

    After the deaths of around 400 of our fish due to a power failure, we were sadly left with two empty systems. Time to take action, before the bacteria in the systems would die as well.
  • Mediamatic Biotoop Dijkspark Abhay Villa 28 Jun 2021

    Shitty Water + Wasabi - Snails = Money

    At the Mediamatic Greenhouse, we try to maximise the productivity of the little space we have by growing rare, collectable and valuable crops. All whilst strongly advocating for the advantages of...

  • Determining the optimal nitrogen level for the…

    Nitrogen is a key component in chlorophyll, so it plays a crucial role inside the plant: but what happens when it's too much?

    Various researches have shown the correlation between pests infestation and nitrogen leaf content - which depends on the amount of fertilizer you add. What is, then, the fertilizer amount we can...
  • Mediamatic Biotoop Dijkspark Abhay Villa 22 Mar 2021

    We are Growing Edible Flowers

    15 meters from farm to plate

    Mediamatic ETEN and the Aquaponics Farm together are aiding the growth of a project that started "rooting" its way into Mediamatic's collection a couple of years ago; and now with the arrival of this...

  • Disaster Strikes

    Power outage kills babies while oysters fruit

    Last thursday our 1000 catfish fingerlings arrived and now two of our towers are inhabited by the little creatures. In the night of saturday22—sunday23 there was a power outage. More than 250 baby...

  • Dealing with pests

    The pineapple sage infestation

    With the changing of the seasons and the drop in temperature, some plants in the unheated greenhouse become more susceptible to pests and infestations as they are perennial, such as the Pineapple...

  • A Silly Beast

    Choked in his friend

    On the morning of Friday's workshop, we found this floating around in Tower 2:

  • Get rich with aquaponics

    Successful plants in our aquaponics greenhouse

    Having an aquaponic system in an unheated greenhouse creates very specific conditions for plants. Some of the plants love it; others not so much. As many of the plants we have sowed have reached...

  • Iron Deficiency

    Deep red water, but healthy plants.

  • Back in circulation

    A change of scenery in two weeks

    Whaaaaat! So much can change in two weeks, it's unbelievable! When Saro and I entered the tent today after Christmas family visits, surprise after surprise greeted us.

  • Interview

    Saro gives tour to journalist

    Curious journalists keep coming to our project, it's a popular topic.

  • The babies

    Finally some better pictures

    It's quite hard to catch the little stick-in-the-muds on camera. Here are some better pictures.

  • PH meter

    Brand new easy to use PH & Temp meter

    To ensure the right living conditions for our fish we need to measure the PH daily. The liquid tests are quite a hassle and they're not always that accurate. So we bought an electronic one.

  • End of exhibition Eindhoven

    De etende mens finished

    Last June, we brought one of our tower systems to the Designhuis in Eindhoven, to feature in the exhibition " De etende mens ". We also made a system merged with João's Diesel Kantine.
  • Mediamatic Biotoop Dijkspark Thibaut Counot

    Serving our fish a special rat-atouille

    Turning pests into fish food

    Amsterdam is facing an increasing rat population. Can we turn this to our advantage?

  • fish feed

    comparison and optimization

    our efforts to optimize the fish feed for our catfish. Two different kinds of commercial fishfeed and our own homegrewn protein.

  • Energy needed

    We made a calculation of energy needed by our systems, this will give us an idea of how much we should produce and ​​how intensive should it be.

  • Black Soldier Fly

    All hail the lords of composting

    Documenting our black soldier fly experiment

created Sam Brown-Kenyon modified Sam Brown-Kenyon

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