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Freshwater habitats hold 0.3% of the world's water and almost half of its known fish species. The Freshwater Fish Specialist Group on what it intends to do about that.
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Freshwater habitats hold 0.3% of the world's water and almost half of its known fish species. The Freshwater Fish Specialist Group on what it intends to do about that.
Colin Dunlop on the dwarf among snakeheads. At around 10 cm, Channa orientalis asks far less of a tank than the metre-long relatives that give the genus its reputation.
Thomas Frank on three Cobitis loaches that reached the hobby under the wrong name, and the work of establishing what they actually were.
Almost every darter characin in hobbyist literature is called Characidium fasciatum. New species from Brazil are a reminder of how little that name settles.
Colin Dunlop on dried leaf litter in the aquarium, a practice he took up after asking a dealer about a single brown leaf lying in one of their tanks.
An appreciation of U Tin Win, who died in August 2014, and whose work shaped both the scientific exploration of Myanmar's freshwater fishes and its ornamental export trade.
Mark G N Ferguson breaks down the process every new aquarium depends on — where the ammonia comes from, where the bacteria come from, and how to get them established.