Freshwater aquarium fish species

The reedfish, Erpetoichthys calabaricus, ropefish,The species is also called water monkey, because
or snakefish is a species of freshwater fish in theit can literally jump out of the water and capture
bichir family and order. It is the only member ofits prey. It usually swims near the water surface
the genus Erpetoichthys. It is native to Westawaiting for potential prey. Although it has been
Africa, with its natural habitat stretching fromknown to eat larger prey like small bats and birds,
Nigeria to the Congo.their main diets consist of shrimps, insects, smaller
The reedfish has a maximum total length of 90fishes and other animals that float on the water
centimetres, and it is a very long, slender fish (itssurface, on which its draw-bridge-like mouth is
length is about 24 times its height). It lives inexclusively adapted for feeding.
slow-moving, brackish, warm water, and it canArowana are also called "dragonfish" by aquarists
breathe air (meaning it is able to survive in waterbecause of their shiny armor-like scales, which are
with low dissolved oxygen content). The reedfishsimilar to the Asian’s folklore of
is a nocturnal creature, feeding on annelid worms,dragons.
crustaceans and insects at night. The reedfishIn the aquarium
serves little purpose to humans, although it isTank size
sometimes displayed in aquariums. Its genus nameIt is important to have a large enough tank to
Erpetoichthys derives from the Greek wordskeep these large fishes. The minimum tank size
erpeton ("creeping thing") and ichthys ("fish").for one Arowana for life is a 72"L x 24"Wx 24"H
In the aquariumor 265 gal aquarium . As it grows, a larger tank
Although reedfish are not commonly found inwill be necessary to insure the maximum length
aquarium stores, they make wonderful pets. Theyand life span of the Arowana.
are inquisitive, peaceful, and have someWater conditions
"personality." Although reedfish can grow to beWater conditions are important for Arowanas.
24" to 30" in length, 12" to 15" is much moreSome black water additives can help simulate the
common[citation needed]. Because of theirArowana’s natural habit.
flexibility, however, ropefish can be keptBlack arowanas can adapt to most water supply
successfully in a 12"-wide tank, which makes aand thrive
20-, 29-, or 30-gallon or larger tank perfect.Temperature - 24°C to 28°C, but best
Although nocturnal, reedfish will sometimes comeat 26°C
out during the day, and this can be encouragedAlso a 25-30% water change is necessary 1-2
by daytime feeding of bloodworms or, for largertimes every week to maintain excellent water
fish, nightcrawlers. The fish are known to jump,conditions.
so the aquarium should have a tightly-fitting lidFeeding
without large holesIt is very important that you do not overfeed
The black arowana, Osteoglossum ferreirai, is aArowana when they’re young, because
freshwater bony fish of the familyas they grow, they might develop drop eye.
Osteoglossidae, commonly kept in aquaria. TheArowanas will eat insects, shrimp, pellets, live fish,
term "Osteoglossum" means "bone-tongued" andbeef heart, frogs, etc. The best diet for
"bicirrhosum" means "two barbels" (from theArowanas is pellets, live crickets, and shrimps.
Greek language).Small feeder fish are often raised in poor
Descriptionconditions and can carry many diseases
Its natural habitat is the Amazon river in Southtransmittable to predatory fishes.
America as well as in still waters in Guyana.Tank mates
It has a long body and a tapered tail and canAny fish will do as long as it doesn’t fit
grow to a maximum size of around 1 m inin the Arowana’s mouth. Many people
captivity. In the wild, it has been known to reachlike having more then one Arowana in the tank,
over 1.2 m in length. The juveniles are usually athat’s fine and all but they must be at
dull silver color with black markings around theleast 5-6 or more in the tank at a time because
head and the tail. Once it reaches about 15 cm,Arowanas are very aggressive towards each
the markings will disappear and it will start obtainother. It also eats mutton liver(raw). Be sure your
the silvery color, hence its common name.arowana is actually eating.