The halfbeaks occur in southeast Asia and are found in both fresh and brackish environments. Most of those available in aquatic outlets have been acclimatized to freshwater conditions (with maybe a level teaspoonful of salt per 4.5 litres/1 gallon), so you should have no problems with them
The characins are a large group of freshwater fishes found in South and Central America and Africa. They are characterized by the Weberian Apparatus (the linkage of bones between the swimbladder and the inner ear) that allows them to hear high frequency sounds.
The characins are a large group of freshwater fishes found in South and Central America and Africa. They are characterized by the Weberian Apparatus (the linkage of bones between the swimbladder and the inner ear) that allows them to hear high frequency sounds.
Fish are susceptible to a wide range of bacterial, viral, fungal, and parasitic diseases. The artificial conditions in the aquarium tend to concentrate the risk of disease and increase the speed at which illnesses spread, because fish health is strongly influenced by the quality of the environment. Early intervention can head off many of the most common conditions, but, as with humans, prevention is always better than cure.
The attractive patterning of these headstanders (so-called because they often rest with the head pointing downward) consists of alternating stripes of black and yellow.
Directory of Freshwater Fish Characoids Predatory species DREADED HUNTERS Few fish inspire greater fear than piranhas. While many predatory fish live solitary lives, piranhas are like packs of wolves, living and hunting together in groups and occasionally taking prey as large as horses or even people. Indeed, keeping these notorious fish is outlawed in some […]
