It was revolutionary and much longer than expected – it lasted five years instead of two. The round-the-world boat journey from England took place between 1831 and 1836, at a time when Europe was teetering between creationist and evolutionist explanations…
Data sheet loach German name: loach Scientific name: Barbatula barbatula Origin: Europe Size: between 8 and 12, maximum 16 centimeters, body weight around 20 to a maximum of 80 g Aquarium Length: Minimum – Length: 100cm; width 50cm; Content: 200…
There are practically no differences between symphonies and philharmonics: both perform in large auditoriums, have more than a hundred musicians and generally perform a repertoire of classical music. But in the past, the story was different. “A few years ago,…
Data sheet Banded dwarf shield catfish / L038 German name: Banded dwarf shield catfish / L038 Scientific name: Peckoltia spec. Origin: South America Size: Body length 8cm – 10cm Aquarium Length: Length from 60 cm width and from 35 cm…
In fact, it wasn’t one war, but two – both fought in 19th century China. In these conflicts, Great Britain and France allied themselves to force China to allow the sale of opium, an anesthetic drug extracted from the poppy,…
Data sheet dwarf cattails Botanical name: Typha minimal Origin: Asia growth height / size up to 70 cm leaf color: green flower color: brown behavior/stocking Location at the pond: shallow water zone heyday: June to July Light requirement: high, sunny…
It is impossible to generalize: in the medical field, as in any other, there are those who have scribbles and those who write well. Still, there are theories about the origin of the myth. One says that, in the old…
How filter is inoculated The nitrifiers multiply very slowly. It therefore takes a long time until the nitrite peak occurs and then the nitrite has disappeared. Without vaccination it takes at least 2 to 3 weeks. In order for a…
The largest freshwater fish in Brazil are the pirarucu (Arapaima gigas) and the piraíba (Brachyplatystoma filamentosum). Also considered two of the largest fish in the world, they reach, on average, 2.5 meters and can reach 200 kilos. In the past,…
Leaffish data sheet German name: leaf fish Scientific name: Monocirrhus polyacanthus Origin: Amazon (Brazil) Size: Body length up to 10 cm Aquarium Length: Length from 60 cm width Contents: from 100 liters water values Temperature: 22°-28° C pH: 6 –…