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

For this reason they prefer aquariums with subdued lighting. Mid-Range Suitable Tank Killifisj Most species are no more than an inch or two in size, and the largest species often only reach a length of 6 inches. Some seasoned killifish keepers do not use filters they do lots of water changes! Natural Habitat for Killifish Killifish are found in tropical and sub-tropical waters on every continent except Australia and Antarctica. Killifish are egg layers and can be divided into top spawners and bottom spawners, killirish certain species alternate between top and bottom.

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Community Aggressive Aquarium Size: Housing Recommendations for Killifish Many killifish are perfect for nano and desktop aquariums because of their small size.

All Suitable Tank Mates: They inhabit temporary pools, swamps, creeks and shallow streams, and some species are known to venture into brackish estuary habitats. Killifish Care Sheet Underrated Wquarium 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.

Perhaps the most fascinating thing about killifish is their different spawning methods, which separate them into three basic killifiish Keeping killifish ranges from easy to difficult, depending on species.


Killifish are accomplished jumpers, so a tight fitting lid is a must! Other species of killifishes are known as gravel spawners and lay their eggs on the gravel bed of the aquarium.

Killifish are, by and large, carnivores. In the wild, annuals live in temporary pools that dry up each year for periods up to 6 months. Filtration and aeration is an important consideration in the killifish aquarium because smaller sized tanks tend to accumulate harmful toxins much faster.

Killifish Care Sheet

Different species of killifishes have different spawning methods. The fry can be fed on baby brine shrimp, infusoria or micro worms until they are large enough to accept crushed flakes. Most killifish come in a mixture of vibrant colors ranging from blue, red, gold, green, orange, silver and brown. The Dish on Discus Thanks to modern advances, keeping discus fish is much easier than ever before.

Certain species of killifishes even burrow a few inches deep into the substrate to lay their eggs. Once spawning has killfiish, 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. One more important thing to remember when rearing killifish is that they are spectacular jumpers.

Give your fish a variety of foods and feed only what they can consume in 2 minutes or less, once aquagium twice a day. Also it is important to note that some species of killifish eggs require a period of dry incubation before being hatched. Preferred water conditions vary depending on species, but most killies do well at a pH of 6.

What Do Killifish Eat? Most killifish available for purchase are referred to by their scientific names, which can make choosing somewhat difficult for the beginner aquarist. Bottom Suitable Tank Mates: Members of the family Cyprinodontidae, these distant relatives of mollies, guppies, swordtails and platies are known collectively as egg laying tooth carp.


Killifish have a reputation of refusing dry foods, but many hobbyists have had success with them. The level of aquaeium varies from species to species, but there are several that can be bred by beginners. It is advisable to use a small box type filter or sponge filter in the aquarium. Killifishes are an extremely hardy species of aquarium fish and most aquarium bred varieties can adapt to a range of different water conditions.

It is advisable to first familiarize yourself with the different scientific names killifieh descriptions of various species through industry specific journals like the Journal of the American Killifish Association before setting out to purchase your own specimens. Thus it is important to identify the spawning behavior of your killifishes before setting up a breeding tank.

Killifish Care Sheet

Lake Victoria Cichlids Group: Lighting should be subdued and non-breeding aquariuum should be decorated with driftwood or peat moss to help soften the water and lower pH, along with low light tolerant plants such as Cryptocorynes, Java moss and Java fern.

For filtration, a small sponge filter with gentle air flow is recommended. 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. Semi-annuals inhabit areas that may or may not dry up completely, while non-annuals occupy permanent bodies of water.

In the wild, killifishes inhabit forest streams which are protected from direct sunlight.