Common name: Red striped killifish, Striatum killifish You don’t need a large aquarium to keep these fish — a pair or a trio (one male, two. Killifish are not well known in the mainstream aquarium hobby and are seldom seen in local fish stores, but they are some of the most colorful freshwater. Jan 19, Explore Robynn Wells’s board “Killifish” on Pinterest. | See more ideas about Fish tanks, Aquarium Fish and Pisces.

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This makes them a popular choice among beginner and more experienced aquarists alike. Most species are no more than an inch or two in size, and the largest species often only reach a length aauarium 6 inches.

Some are referred to as plant spawners and spawn on submerged or floating plants.

Killifish Care Sheet

For species tanks, a trio can be housed in 5 to 10 gallons, but a 20 gallon or larger aquarium is recommended for community setups or if you want to keep more than one male. These fish are extremely hardy and also exhibit aquarihm fascinating behavior patterns. Water Requirements for Killifish While many killifish come from soft acid water, captive bred strains that have been acclimated to local water conditions are becoming more common.

Killifish have a reputation of refusing dry foods, but many hobbyists have had success with them. Also it is important to note that some species of killifish eggs require a period of dry incubation before being hatched.

Once spawning has occurred, the eggs should either be harvested from the breeding tank or the parent fish should be removed because killifishes fill readily devour any eggs or fry that they come across. Killifish Care Sheet Underrated Gems Killifish are not well known in the mainstream aquarium hobby and are seldom seen in local fish stores, but they are some of the most colorful freshwater aquarium fish in existence. The level of difficulty varies from species to species, but there are several killifisb can be bred by beginners.


Community Aggressive Aquarium Size: Different species of killifishes have different spawning methods. For filtration, a small sponge filter with gentle air flow is recommended.

Killifish Care Sheet

Killifish are a large family of freshwater fish comprising over a thousand different species. Medium-Large Swimming Region s: Type what you see in the image: Filtration and aeration is an ki,lifish consideration in the killifish aquarium because smaller sized tanks tend to accumulate harmful toxins much faster. Always research the species you intend to buy before mixing them with other fish.

Housing Recommendations for Killifish Many killifish are perfect for nano and desktop aquariums because of their small size. Thus it is important to identify the spawning behavior of your killifishes before setting up a breeding tank.

In the wild, annuals killofish in temporary pools that dry up each year for periods up to 6 months.

These periods can vary from a few weeks to even longer than a year. Natural Habitat for Killifish Killifish are found in tropical and sub-tropical waters on every continent except Australia and Antarctica.

The fry can be fed on baby brine shrimp, infusoria or micro worms until they are large enough to accept crushed flakes. Most killifish aquxrium fairly peaceful, but males can be feisty and sometimes territorial towards each other.

Many killifish are found in habitats with overhanging trees and shrubs which create subdued light killifihs cooler temperatures. Give your fish a variety of foods and feed only what they can consume in 2 minutes or less, once or twice a day.


Most killifish come in a mixture of vibrant colors ranging from blue, red, gold, green, orange, silver and brown. Most killifish available for purchase are referred to by their scientific names, which can make choosing somewhat difficult for the beginner aquarist. One more important thing to remember when rearing killifish is that they are spectacular jumpers.

Bottom Suitable Tank Mates: Killifishes are an extremely hardy species of aquarium fish and most aquarium bred varieties can adapt to a range of different water conditions. Preferred water conditions vary depending on species, but most killies do well at a pH of 6.

Members of the family Cyprinodontidae, these distant relatives of mollies, guppies, swordtails and platies are known collectively as egg laying tooth carp. Email a Friend Your Name: It is advisable to use a small box type filter or sponge filter in the aquarium. Most killifish live 2 to 5 years in aquariums. Killifish are an extremely hardy species of aquarium fish and most aquarium bred varieties can adapt to a range of different water conditions.

Depending on the size of your fish, frozen foods such as brine shrimp, newly hatched brine shrimp nauplii, daphnia, mysis shrimp, mosquito larvae and bloodworms are all good choices. Certain species of killifishes even burrow a few inches deep into the substrate to lay their eggs. Killifish Breeding Level — Easy to Difficult Killifish are egg layers and can be divided into top spawners and bottom spawners, although certain species alternate between top and bottom.

Even the tiniest of cracks in an aquarium cover is enough for a killifish to jump through.

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