Swordtail Fish

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Swordtail Fish is one of the popular and spread tank fish. The fish have a peaceful nature which can inhabit in a common tank. This is a freshwater/brackish fish from the family Poeciliidae of order Cyprinodontiformes.

It is native to North and Central America ranging Veracruz, Mexico, to northwestern Honduras. The male and female from this species are easy to differentiate due to discontiguous characteristics. The fish may have ecological damage due to the rapidly increasing of this species.

What is Swordtail Fish

The species swordtail related to the Poeciliidae family. The fish scientifically known as the Xiphophorus helleri that taken from the Green words ‘xiphos’ – a sword, ‘phoros’ – to carry. Helleri was added to on the name of German natural philosopher (Karl Bartholma us Heller), who was the first person to catch the fish in Mexican lakes and succeed to bring it to Europe.

The fish was firstly described by Doctor Johan Hekel, a laboratory assistant at the museum of natural history in Vienna under Imperial Natural History Museum.

Swordtail Characteristics

Scientific NameXiphophorus hellerii
Other NamesGreen Swordtail
Average SizeApprox 11 cm
Average Lifespan About 3-5 years
Conservation StatusVulnerable

Swordtail Size

The length of the swordtail grows up to a maximum length of 14 cm while the female able to reach up to 16 cm. The fish name was taken from the elongated lower lobe of the male’s tailfin or caudal fin. The female is usually growing larger than the male in the length. The size of the fish may depend on the various conditions such as water conditions, diet, and care as well.

Swordtail Color Varieties

In the wild habitat, the fish usually have an olive green color, along with the red or brown lateral stripe and few coloration spots on the dorsal and occasionally, on caudal fins as well. The male fish has the sword like fin which is absent in the female colored with the yellow and edged in black below. But now the captive breeds can found in the various colors which include red, black and many patterns for the aquarium hobby.

Swordtail Care

This fish is one of the most popular tropical aquarium fish that can easily found in various colors due to cross breeding. The fish is one of the hardiest and suitable for community tanks. The female fish may have the attacking behavior toward the males and can be dangerous keeping both in the same aquarium.

The aquarists keep both fish in strict observation while breeding. The water parameters of the fish aquarium should be maintained well. But as the fish is considered hardiest and suitable for the community tank it doesn’t require much care from the keeper.

Swordtail Diet

The fish is considered as the omnivores. The fish can feed with the artificial, frozen or live food. As like the other fishes, the swordtail diet should be changed after a particular time. It is very important to feed the fish with the vegetable food.

In the wild habitat, the major part of fish diet includes thin algae and other fouling. The fish can also feed with the fish flakes with the vegetable supplements. You can change the diet in every 2-3 weeks and add some live food supplement.

Swordtail Compatibility

It is believed as a peaceful fish species but few aquarists experience some aggressiveness in their behavior. The temperate may vary in the individual males. The old males may attack the other fishes in the tank. While some fish live peacefully in the community tanks.

The fish keepers usually avoid to housed two male swordtail fish in the same tank because they surely fight. There are few fish that can be good tank mates for the swordtail includes angelfish, kuhli loach, kribensis, and emperor tetra.

Swordtail Breeding

Swordtail fish species are able to breed at the age of 5-6 months. There is one male necessary with the three males for breeding in the tank. The fish give birth to the live, young juveniles instead of eggs. The male fish fertilize the eggs inside the female’s body which she carries until ready to spawn.

It takes a period up to 28-30 days. The female fish can even breed without the male because these are able to store the male milt inside her for fertilize the eggs herself.

Swordtail Diseases

Swordtail is considered as the hardy fish but they don’t have any particular weakness to have certain diseases. These fish are not easy to catch any diseases or infection. The fish can prevent from the infection by providing the proper diet. The aquarium of the fish should resemble the natural habitat that will easy to accept for the fish. The aquarium should treat with the antibiotics time to time to pr,event the genesis of any the infection or diseases.

Swordtail Dying

There can be various reasons for the death of the swordtail in the aquarium. Continuous changing of water temperature is generally the reason behind the death of tank fish. Daily observation of the fish can prevent the fish from death. Stress is also the other reason behind the swordtail fish. Odd water conditions create the stress in the fish which may cause the various diseases and infection. Treat the fish on time otherwise, ignorance could lead to the death of your fish.

Swordtail Aquarium

This is a tropical water fish that can endure different water parameters. The fish is considered as a hardy fish which fine in the temperate of water between 65-82 degrees Fahrenheit. These fish species are rapidly accepted the new environment but you need to prevent sudden drops in the temperature as it may harmful for the fish and can affect the immune system of fish as well. The water the in the tank should have 12-30 dGH hardness with a pH level of 7.0-8.4. Alkaline, hard water is moderately suitable for these fish species.

Swordtail fish are very famous community aquarium fish species because of their peaceful behavior. The due to the crossbreeding, the fish can easily found in the different colors. Thanks for visiting here.

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