158 Milner Avenue, Roosevelt Park, Johannesburg
(GPS: S26º 08.541'; E27º 59.170')
Shop hours: 9am - 5pm Mon - Fri, 09:30 - 15:30 Sat
& some public holidays (Pls call to check). Closed Sun.

Mark 082 806 9444. William 082 886 7114

   
2003           2005       2006         2007           2008           2009
Saki Hikari. The fish food of the All Japan Champions every year since 2003 (2004 show cancelled out of respect for the earthquake
in Niigata)  

Kohaku Showa
Sanke Ogon
Chagoi Shiro Utsuri
Goshiki Hi Utsuri
Asagi Shusui
Goromo Ochiba Shigure
Kujaku Kumonryo
Bekko Purachina
Soragoi  

         Start here!     Online Shop  /  Koi For Sale               Trips to Japan / Koi disclaimer / How to quarantine / Sick Koi / Will we buy your Koi?

Facts About Koi 

 
Before You Begin
What size pond will I need? What filtration will I need? The First Step in your Koi keeping career How many Koi can I keep? I'm new to Koi keeping - where do I begin? Happy Koi and Japanese Koi How Japanese Koi are priced
Facts About Koi >
How large can Koi grow? How fast do Koi grow? Koi and water temperature adjustment More on Koi growth rates How to identify Koi Varieties of Koi What do Koi eat? A Koi food menu
Diseases & Quarantining >
Quarantining your Koi KHV Niigata and KHV Happy Koi and KHV
Some Science & Koi ponds
Chemical Engineers & Koi ponds Particle Dynamics by Will Part 1 Particle Dynamics by Will Part 2
Other Fun Stuff
Duck feeds Koi Life in Africa: it's never boring
Useful Koi Links >
Link Page

Water Quality

 
Water Quality >
Water Quality Why is water quality so important in a Koi pond? What is good water quality in a Koi Pond? Koi food and water quality Testing your Koi pond water quality
Koi Wastes >
Are Koi swimming ammonia factories? Inorganic wastes How to manage wastes The role of oxygen More on oxygenation Removing ammonia using aeration
Oxygen >
The role of oxygen Why you need oxygen What is DO and can you measure it? Altitude and its effect on DO Water temperature and dissolved oxygen How to add oxygen to a Koi pond
Air Pumps >
How much air to put into a Koi pond Why we use airpumps Where to put air into a Koi pond Selecting an airpump for Koi ponds Silent air pumps Submersible air pumps Maintaining your air pump
Activated Oxygen >
Activated Oxygen and Ozone Activated oxygen and redox potential Oxygen thieves
Algae >
Algae Algae and Viresco Algae and AlgaeGo

Filtration

Ins And Outs 
Basics >
Free Minibook Introduction The nitrogen cycle Biological filtration Mechanical filtration
Intermediate >
Biological filtration and filters Bio film Biomedia SuperActiFlo explained Why one media does it all
Advanced >
Will's rant over sand filters Using SuperActiFlo as a mechanical filter Gravity or pump fed filtration? Maintaining a Koi pond
Upgrade >
Is my mechanical filtration adequate? How to improve mechanical filtration How to improve biological filtration
DIY >
How to build your own filters 1 How to build your own filters 2 SuperActiFlo media chambers
Peripherals >
Water pumps Air pumps Pipe and fittings

Natural 

Swimming Pools 
Basics >
Introduction Basics No Chemicals!
Filtration >
Filtration in natural pools Wetland filtraton explained Natural filtraton explained

How To Build 

A Koi Pond 
How to build a Koi pond >
Introduction Design Bottom drains Settlement chambers Turnover rates Surface skimmers Water returns Waterfalls Commissioning A near ideal Koi pond design Use an architect but be careful! Pictures of a Koi pond design 'L' shaped Koi pond with filtration
3D Koi Pond Models - Totally Free! >
3D Koi Pond Models - Totally Free!
How to Seal a Koi pond >
How to Seal a Koi pond
How to convert your swimming pool >
Swimming pool to Koi pond 1... Swimming pool to Koi pond 2... Swimming pool to Koi pond 3... Swimming pool to Koi pond 4...
Pictures of Koi ponds >
Cedar lakes Koi pond pictures Durban Koi Pond pictures Smaller Koi pond pictures Pietermartizburg Koi Pond pictures Restoration Koi Pond pictures
How to get out of a Koi pond >
Mark shows us how

New Tech 

Airlifts >
Airlifts and Koi ponds Airlifts pros and cons Power failures
Bubble bead filters >
Bye bye sand filters! Hello bead filters! Bubble bead filter operating instructions
Pedrollo water pumps >
Pedrollo pumps
Wunder flange >
Wunder flange
Junior Tategoi >
Dark horse 1 Dark horse 2
Hikari Koi foods >
Hikari Koi foods More about Hikari Koi foods Value for money Hikari Koi food menu Hikari research laboratory The Hikari team Hikari growing experiment Koi food treats & recipes
Waste water treatment >
Atec Project Management
Activated oxygen >
Activated oxygen and Koi ponds Activated oxygen elsewhere

Aquaculture 

Aqua Culture
Aqua Culture - the Introduction Bio Media in Aquaculture Bio Filters in Aquaculture Bubble bead filter operating instructions
Waste water treatment >
Atec Project Management

Aquariums 
Marine aquariums >
Marine aquariums
Tropical freshwater aquariums >
Tropical aquariums Coldwater (goldfish) aquariums

Our Products  

Explained
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SAKTA (South African Koi Traders Association) Member Number: 06/0030

Services we offer You!
 

Happy Koi - Johannesburg

158 Milner Avenue
Roosevelt Park
Johannesburg
2195

Shop Hours: 8pm to 5pm weekdays, 9:30 am to 3:30 pm Saturdays. Check with us for public holidays...

Happy Koi - Muldersdrift Facility

Please, by Appointment. Contact Mark on 082 806 9444.
 

William 082 886 7114
Mark 082 806 9444

Fax: 011 782 6501

william@happykoi.co.za
mark@happykoi.co.za

 

Banking Details

Owing to the fact that Nedbank are not capable of managing our piggy bank much less our precious money in our business account we have closed our account with them with immediate effect. Please note our Standard Bank account details below:

Standard Bank Northcliff Branch
Branch Code 00 63 05
A/C # 200 529 676

 

Co. Reg# 2002/015952/07 (Happy
Koi (Pty) Ltd)

VAT# 479 021 9739

Import/Export # 204 197 28
 

Postal Address

Suite 89
Postnet X1
Northcliff
2115

Government PAIA red tape - PDF document download for your perusal... worth a read and Unique To South African Businesses (UTSAB) - aren't we lucky?

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