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The interest in biological pools by tourist companies is huge. Whether five-star hotels, campsites or country houses, more and more people are opting for ecological swimming solutions to differentiate their businesses. The example shows a mini-tourism in Northern Portugal, where a couple or a family finds a quiet place in a rural village. The [...]
A few years ago we worked on converting a large pond into a natural swimming pond for a family of competitive swimmers. The appearance of the swimming pond is very natural. The swimming lane is in the middle of the installation and allows entry from both ends. The use of a dark green liner [...]
The Bio Piscinas Lda team has always worked on bio-based solutions. Examples are ecological water treatment systems, whether for purifying bathing water or wastewater. New is the concept of Rewilding Gardens, which aims to restore the original vegetation of a location on garden level, respecting the limited space available there. Rewilding means enabling more [...]
Rainwater and biological pools constitute an ambivalent relationship. When it rains, the biological pools fill with good quality water, very pure water, almost H2O quality. Welcome rain! However, due to the purity of this water, it is not recommended to fill a biological pool entirely with rainwater alone. Water without any mineral additives is [...]
Biennially, experts in planning and building biological pools meet at the International Conference of Swimming Pools with Biological Treatment. The event is organized by IOB - International Organization of Naturalized Bathing Waters. The host of this 12th edition was the national association in Belgium and the place chosen for the international meeting was the [...]
Knowledge about aquatic plants is an important basis for the work as biological pool specialists. Due to this knowledge in the area, Udo Schwarzer is part of the IUCN/SSC freshwater plant specialist group. And this scientific basis is also sought after by private and public entities to survey species and aquatic vegetation in natural [...]
One might think that ducks in the biological pool are as welcome as many other living beings. But the opposite is the case! Ducks have to be scared away from the first moment they appear. Why? - The organic load they leave in the biological pool is simply unbearable. The organic matter that leaves [...]
The photo was taken with a thermal camera, a device that records temperature differences and transforms them into an image. The image shows a biological pool during an August night. You can see the ladder with stairs. Colors represent temperature classes. Terrestrial vegetation is the coldest, in blue. On the banks you can see [...]
As designers of biological pools we have to think about water and its quality. Water is a natural resource. In Mediterranean climate, rain falls during the coldest half of the year and enriches groundwater resources. Plants help a lot with water infiltration. They are stopping the drips, and with their foliage they increase the [...]
Life in a biological pool is so diverse that it is no surprise that butterflies live there underwater. Well, they are not butterflies capable of flying because they are just the butterfly larvae with the scientific name Parapoyns stratiotata that feed on leaves of aquatic plants as shown in the photo. Those caterpillars are very [...]
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