Category Archives: Natural aquariums

low-tech natural aquariums

Aquariums and Ecosystem Mutilation Business

A semi-natural aquarium in our kitchen (100x40x40cm) without heater and filter.

Thanks to my aquarium hobby, I became aware of ecosystem mutilation business already as I was a 11 year-old boy, though I couldn’t name it then very clearly. Ecosystem mutilation business is about destroying self-sufficient and sustainable ecosystems in order … Continue reading

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Impressions from my Bolivia journey in 2007, part 1

Hot water lake in Robore, Bolivia

Impressions from my Bolivia journey in January 2007, organized by the retired Swiss biologist Robert Guggenb├╝hl. Our travel group consisted of botanists, nature lovers and some passionate aquarium hobbyists. Passing from places like St Cruz, Robore, Trinidad, Magdalena and Bella … Continue reading

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Indoor plants for water purification and nitrate reduction in aquariums

Umbrella papyrus (Cyperus alternifolius) in a lowtech natural aquarium (see biotope in my room)

Ecology of the Planted Aquarium written by Diana Walstad is one of the books which inspired me most for low-tech natural aquariums. Diana Walstad explains why emergent plants are better water purifiers than the submerged water plants as follows (in … Continue reading

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Wild form angelfish (Pterophyllum scalare)

Columbian angelfish (Pterophyllum scalare)

As a student in Turkey I was every time taken aback when I read in aquarium books and magazines that angelfish (Pterophyllum scalare) was one of the most popular aquarium fish. All the selective-bred angelfish races I saw in aquarium … Continue reading

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A pair of peacock bass (Cichla ocellaris) guarding their eggs in Bella Vista, Bolivia (video)

Male peacock bass (Cichla ocellaris) seen from the underwater camera

In January of 2007, I joined a three-week expedition in the Beni region of Bolivia which was organized by the Swiss biologist Robert Guggenb├╝hl. It was rainy season in Bolivia. Water levels had risen 6 meters or more. A pair … Continue reading

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