What is Aquaponics ?

22 May 2025
Qu'est ce que l'Aquaponie ?

What if we could produce fresh, local, and healthy food... without polluting the planet ? Aquaponics is an ingenious system that's a game-changer. A simple idea with profound impacts, it combines fish farming and plant cultivation in a virtuous ecosystem.

A sustainable way of producing… without fertilizers, without waste

What if you could grow vegetables while raising fish, in a perfect balance where each element nourishes the other, without chemical fertilizers, water waste, or pesticides ? What might sound like an environmentalist's dream is actually very real : aquaponics, an innovative growing method that combines respect for nature, food self-sufficiency, and ease of use. At a time when the search for sustainable solutions is becoming a necessity, this system is appealing to urban gardeners and agricultural professionals alike.

But how does aquaponics actually work ? Where does it come from ? And most importantly, is it possible to install it at home, even without a garden ? In this article, we'll dive into the fascinating world of aquaponics, explore its origins, understand its large-scale applications, and discover how everyone can, at their own pace, adopt this approach to growing crops differently.

How does aquaponics work ?

Aquaponics is based on a simple but ingenious principle : creating a balanced ecosystem in which fish, plants, and bacteria work together. In a pond, fish produce waste naturally rich in ammonia. This waste is then transformed by bacteria into nitrates, a form of nutrient that is perfectly assimilated by plants. The plant roots, immersed in a substrate or simply in water, absorb these nutrients to grow. By filtering the water, they purify it, allowing it to be reinjected into the fish tank. The water thus circulates in a loop, clean and oxygenated, with little or no loss.

This virtuous circle allows you to grow vegetables, herbs, and even fruit, while raising fish. The system operates without soil, without the addition of chemical fertilizers, and with extremely low water consumption compared to traditional agriculture. It's an entirely natural system that mimics the mechanisms of aquatic ecosystems found in nature.

An ancient history and a modern renaissance

While this method may seem innovative, it actually has its roots in ancient practices. The Aztecs already grew their vegetables on chinampas, floating islands installed on lakes, naturally nourished by fish-filled waters. In Asia, some traditional rice paddies incorporated fish farming, which fertilized the plants while being themselves raised for consumption. The idea of ​​combining aquatic farming and plant cultivation is therefore not new. But it was in the 1970s that the modern concept of aquaponics was rediscovered and theorized, particularly in the context of the search for sustainable alternatives to intensive agriculture.

Today, aquaponics is experiencing a new boom, driven by environmental awareness, water management issues, and the quest for more local food. In many cities, aquaponic farms are being set up on rooftops, in old factories, or in the heart of urban greenhouses.

What are the benefits of aquaponics ?

Local and seasonal production : You grow ultra-fresh food at home, reducing your dependence on industrial circuits.

Water saving : More than 90% of water is reused in a closed circuit.

Naturally grown without chemicals : Fish and bacteria are at the heart of the system. The use of pesticides would be fatal to them.

Double production on a small surface : On the same space, you harvest both vegetables and raise fish.

Aquaponics at home


Thanks to our aquaponics kits designed for home use, it's now possible to set up a productive system at home, even indoors, without necessarily needing a large garden. Transform a corner of your home into an indoor vegetable garden or set up a small pond on the patio : home aquaponics adapts to almost any space.

Many families today are choosing home aquaponics as a way to reconnect with nature, learn how to grow their own vegetables, and introduce children to ecology. Whether you have a small balcony, a terrace, a garden, or even a greenhouse, there are suitable solutions for getting started with aquaponics.

Large-scale aquaponics

In the context of modern agriculture, aquaponics is positioning itself as a solution for the future. By combining local agriculture, reduced chemical inputs, and low water consumption, it offers considerable advantages, particularly in urban areas or areas experiencing water scarcity. Innovative farms are now using aquaponics as a lever for sustainable productivity, while offering healthy and traceable food.

These professional aquaponic greenhouses can produce year-round, even in less fertile environments, thanks to controlled climatic and nutritional conditions. The model also appeals to schools, municipalities, and project leaders involved in the food transition. However, this development is not without its constraints : it requires a certain initial investment, specific technical knowledge, and particular attention to the regulation of living organisms. Despite these obstacles, the potential remains immense, particularly for regions seeking short supply chains, agricultural education, and food self-sufficiency.

Why choose aquaponics over hydroponics ?

Aquaponics, a fusion of the terms "aquaculture" (fish farming) and "hydroponics" (soilless plant cultivation), offers a sustainable and environmentally friendly solution that surpasses hydroponics in many ways.

Unlike hydroponics, which relies on artificial nutrient solutions, aquaponics creates a symbiotic ecosystem where fish waste naturally provides the nutrients needed by plants. In turn, the plants purify the water, which is then recycled back to the fish.

This circular and self-sustaining agricultural model makes aquaponics more natural, while still producing healthy, high-quality food. Choosing aquaponics is a truly capable approach to addressing the challenges of food sovereignty and water scarcity by leveraging the best of aquaculture and hydroponics.

Aquaponics to gain food independence

Faced with changing lifestyles and uncertainties related to food supplies, many households are looking to produce some of their own food. Aquaponics fits perfectly into this approach.

It allows you to grow fresh vegetables and raise fish at home, all year round, even in small spaces.

With a well-designed aquaponics system, everyone can improve their quality of life by reducing their dependence on traditional systems. It's a simple and effective way to regain control over what you eat, while taking concrete action toward a healthier, more environmentally friendly diet. What could be more rewarding than feeding your loved ones quality food, grown with love ?

Conclusion : growing differently, at home and for tomorrow

Aquaponics isn't just an ingenious system : it's a new way of thinking about our food and our connection to nature. By merging aquaculture and market gardening in a single ecosystem, it makes local, sustainable, and environmentally friendly production possible.

Whether you are passionate about aquaculture, motivated by food self-sufficiency, looking for a rewarding project, or simply concerned about your health, aquaponics represents a practical and accessible solution.

Univers Aquaponie offers complete, easy-to-install kits so everyone can get started at their own pace. What if you took the first step toward a more sustainable diet... a fish, a plant, and a lot of common sense ?