South Asian barbs - a guide to nomenclature
An extensive review has broken up the genus Puntius and moved a great many aquarium favourites into new genera. A guide to which name is now which.
Results for “gene”
The article archive, searched in full.
Major Changes in New World Cichlid Taxonomy
A review of the herichthyin cichlids of Middle America has named eight new genera and moved a number of aquarium favourites between them. What changed, and why.
Pupfish form evolutionary 'mountain ranges'
Barely kept and difficult to maintain, the pupfishes of the genus Cyprinodon are of outsized interest to evolutionary biologists. Their isolated desert waters are the reason.
European killifishes part 1: the genus Aphanius in Spain
Matt Ford introduces the Aphanius killifishes of Spain: Eurasian, attractive, seldom discussed, and a long way from the African and American species that define the group.
Botiid fishes of the 'Modesta complex' – an analysis of natural history and behaviorisms
Mike Ophir on the loaches of the 'Modesta complex' — long treated as the community tank's cleaning crew, and still poorly served by what is known of their care.
Stunted growth means stunted lives
The first of a series supporting BIAZA's Big Fish Campaign, on why aquarium fishes are treated as disposable and why, in some cases, size really does matter.
For Peat’s Sake...
Matt Ford argues the hobby should stop using peat — a valuable, non-renewable resource whose extraction is visible from orbit.
A Passion for Cichlids
The first of an interview series. Ichthyologist and aquarist Michael K. Oliver on the systematics of Malawi's cichlids, and on diving the lake to collect them.
Africhthy, a new collaborative network for African ichthyology
Ichthyologist John P. Sullivan on Africhthy, the collaborative research portal he has built for the freshwater fishes of Africa.
Whaddaya mean, too hot?
Many aquarium fishes are held at temperatures they would never meet in nature. Rüdiger Rautenberg on how following the rules on heating may be costing you money.
Cycling an Aquarium
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.
Heating the Aquarium
Why tropical fish need heating at all, and the basic ways of providing it — starting from the temperatures the tropics actually hold.
The HMF - What's That?
Rüdiger Rautenberg on the Hamburger Mattenfilter — cheap, widely loved by German breeders, and barely known outside mainland Europe.
'Phallusy' or foe? The myth of the candiru
The candiru has been credited with destroying manhood for over two hundred years. What the fish actually does, and how much of the legend survives the checking.
FFSG has global mission
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.
In Memoriam: U Tin Win (1944 - 2014)
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.
New shrimp from Hong Kong and southern China
The 'tiger' and 'bee' shrimps have long been treated as variants of a single species. New descriptions from Hong Kong and southern China settle what they actually are.
Three new loaches of the genus Cobitis Linnaeus, 1758
Thomas Frank on three Cobitis loaches that reached the hobby under the wrong name, and the work of establishing what they actually were.