Bio Marinus

Bio Marinus To build a healthy biological soil we need products that can feed living organisms. Soil health and soil fertility requires much more than NPK fertiliser.

Bio Marinusโ„ข Biological & Organic Liquid Fish Fertiliser, Fish Silage and Fish Hydrolysate proudly produced in New Zealand by United Fisheries Ltd - www.biomarinus.co.nz Biological Fertiliser for Enhancing Soils:

Biologically active soils have the ability to retain moisture and release nutrients ensuring greater production, faster rotation and increased bounce back from stress. Increased public awareness of the environmental impact of using chemical-based fertiliser has created a demand for a safe, natural and environmentally friendly fertiliser. Biological fertilisers increase nutrient availability and feed important soil organisms, such as earthworms and microorganisms (fungi and bacteria) - all essential for plant and soil health. Without the right biology, plants and animals cannot reach their full potential. Biology is essential for the recycling of nutrients and the fixing of atmospheric nitrogen. We believe Bio Marinusโ„ข Liquid Fish Fertiliser is one of the most complex and complete biological / organic fertilisers produced in New Zealand.

IMPROVE SOIL STRUCTURE AND ENHANCE FUNGAL GROWTH WITH BIO MARINUSโ„ข๐ŸŸ๐ŸŒฑ๐Ÿ„โ€๐ŸŸซBio Marinus fish fertiliser is a rich source of o...
14/12/2025

IMPROVE SOIL STRUCTURE AND ENHANCE FUNGAL GROWTH WITH BIO MARINUSโ„ข๐ŸŸ๐ŸŒฑ๐Ÿ„โ€๐ŸŸซ

Bio Marinus fish fertiliser is a rich source of organic material, proteins, minerals & amino acids. It is a food source for the life within the soil (bacteria and fungi).

Mycorrhizal fungi live in symbiotic relationships with plants by colonising their root systems. Fungi develop into hyphae, which are long threads or strands that push through rocks, roots, and soil particles. In addition to extending the plant's root system, these hyphae will deepen the soil and enhance its structure. Typically, hyphae have a diameter of only a few hundredths of a millimetre. The length of a single hypha might range from a few cells to many metres. These hyphae extend the root system of the plant and will help to increase the depth of the soil and improve soil structure.

The plants will receive more nutrients from the soil through this expanded root, and the plants will supply the fungi with sugar.

Bio Marinusโ„ข Hydrolysed Liquid Fish Fertiliser With Added Biology Bio Marinusโ„ข is manufactured by the enzymatic hydrolysis of fish offal, blended with humate, seaweed and biology including Bacillus subtilis, Trichoderma, mycorrhizae fungi, etc. Designed to provide a high quality, cost Read More

28/11/2025

"The average across the trials we've done on farm... have been around five to ten times above the cost of application and product."
-David Birkett ๐ŸŸ๐Ÿ’ต๐Ÿ“ˆ

Link in comments for more info

11/11/2025

"We are wetter in the summer, and drier in the winter"
-Georgie Galloway ๐Ÿ’ฆโ˜€๏ธ๐Ÿ 

Link in comments for more info

04/11/2025

"We've been able to put it through 02 nozzles on our sprayer which is about as small as we can go, and still not have any blocks or any issues."
-David Birkett ๐Ÿšœ๐ŸŸ๐Ÿ’ฆ

Link in comments for more info

28/10/2025

โ€œWeโ€™re seeing yield increases there from sort of 200 to 500 kilos to the hectare AND weโ€™ve actually reduced our urea inputs by 100 kilos to the hectareโ€ ๐ŸŸ๐ŸŒพ๐ŸŒฑ

The process used to manufacture BIO MARINUSโ„ข is an enzymatic hydrolysis of fish at low temperature. This retains the pro...
24/10/2025

The process used to manufacture BIO MARINUSโ„ข is an enzymatic hydrolysis of fish at low temperature. This retains the proteins, amino acids, naturally occurring vitamins, 7% to 10% fish oil (including Omega 3), and 7% to 10% hydrolysed fish bone. The addition of both seaweed, and a carbon extract of humic/fulvic acid to this blend increases beneficial bacterial and fungal activity, and plant nutrient availability of both calcium, and magnesium ๐ŸŸ๐Ÿฆด๐ŸŒฑ

29/09/2025

"Because of so much worm activity it's aerating. So it's letting the moisture get away in the winter time, and holding onto the moisture in the summer time." ๐Ÿชฑ๐ŸŒฑ๐Ÿ’ง

Twelve IBCs of Bio Marinus Liquified Fish Fertiliser all loaded up and ready to head down South to Clinton and Tarras ๐ŸŸ๐ŸŒฑ...
26/09/2025

Twelve IBCs of Bio Marinus Liquified Fish Fertiliser all loaded up and ready to head down South to Clinton and Tarras ๐ŸŸ๐ŸŒฑ๐Ÿ 

Less synthetic inputs with greater natural results. Experience the Bio Marinus difference for yourself ๐ŸŒฑ๐Ÿ„๐ŸŒฟ
12/09/2025

Less synthetic inputs with greater natural results. Experience the Bio Marinus difference for yourself ๐ŸŒฑ๐Ÿ„๐ŸŒฟ

05/09/2025

"I actually think they're one of the missing links. I think the bioavailable nutrition that you get from the kelps and the fish are adding that X-factor to what I'm doing.โ€ ๐ŸŒฟ๐ŸŸ

Hydrolysed Liquid Fish Fertiliser is already helping growers lift crop health and soil resilience. Nowโ€™s the time to see what it can do for you. ๐ŸŒพ๐Ÿ„๐ŸŒฑ

Big thanks to our friends Agrownomics for this post from our recent Fielday and to the Dewhirst Family another one of ou...
02/09/2025

Big thanks to our friends Agrownomics for this post from our recent Fielday and to the Dewhirst Family another one of our customers doing great things. ๐ŸŒฑโ˜˜๏ธ๐Ÿ„

19/08/2025

โ€œWeโ€™ve actually reduced our urea inputs by 100kg to the HA, while maintaining or increasing our yields.โ€

Power up your plants the natural way! Bio Marinus Liquid Fish Fertiliser - stronger growth, healthier soil, and better yields with less synthetic fertilisers and chemicals ๐ŸŒพ๐Ÿšœ๐ŸŒฑ

Address

50 Parkhouse Road, Wigram
Christchurch
8042

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