When the dinosaurs first appeared on earth some 230 million years ago, the ancestors of modern-day lungfishes had already been paddling around for 150 million years. And when the great extinction that took out T. rex and Company, 66 million years ago, the lungfishes swam right through the global upheaval.
There is, of course, the undeniable truth of being a fish addict: If you can find a way to add more fish, you’ll do it.
Ad Konings handed many aquarists a roadmap that has made life and survival easier for many fishes…here is how I have used his recipe.
Despite the arid environment, Arava Research and Development Center in Israel produces captive-bred freshwater and marine aquarium fish, mainly for the European market.
The large size but normally passive nature of the Geophagus spp. remains one of their more endearing traits; they look fantastic as feature fish in a calm setting with other compatible fish. I never had a customer come back to complain about the Geophagus I had sold to them; these are fish people like!
Summer months, often the doldrums for hard news, annually bring out shark-attack scare stories and references to hair-raising scenes in the movie JAWS, but for northern European swimmers the mid-summer chill was provided by a herbivorous fish caught in the strait of Oresund between Denmark and Sweden.
Pacus are vegetarian cousins of the notorious piranhas, but, despite a superficial resemblance, are generally considered gentle and quite harmless.
Look to the next issue of AMAZONAS for a definitive look at Tropheus cichlids in the wild and in the aquariuim, with expert coverage of their natural history, their controversial taxonomy, care, feeding, and captive breeding. With dozens of glorious new images, this section includes contributions by Hans-Georg Evers, Ad Konings, Mathias Eberhardt, and Norbert Knaak.
A step-by-step method to get your own precise egg counts from fish spawns.
In Colombia’s Caqueta Province, once a hotbed of illegal drug production, land once used to grow coca is being converted into dug ponds for breeding and raising the Silver Arowana, Osteoglossum bicirrhosum.
