Above: In the picture is a premium Golden Wonder Killlifish, swimming in one of our aquariums, when one of us snapped this picture.
Comments: These are fabulous fish with a beautiful colors.
Origin: The ancestors of these Killifish came from the Africa, but now they live in aquariums all over the world.
Maximum Size: In aquariums, Killifish can grow to be about 3" long.
Compatibility: Some recommended tank mates include, community fish and catfish such as a Pleco.
Click here to read more about compatible groups of pet fish.
Temperature: Killifish live best from about 75 to 80-degrees F. with 78 being perhaps ideal.
Click here to learn about aquarium temperature, aquarium thermometers, and aquarium heaters.
Feeding: Premium Fish Food Flakes and Premium Fish Food Pellets are best to feed these fish.
Click here to learn more about and shop online for premium fish foods.
Water Conditions: Killifish seem to be tolerant of a wide range of water conditions. Probably a pH of about 7 with moderate hardness is best.
Most water in the US seems to be OK, so it's probably best NOT to adjust the pH or the hardness of the water.
Here in our facilities the water is hard and the pH is usually about 7.8. We ship them in this water.
Click here for a lot more information about aquarium water conditions.
Aquarium Size: Killifish can do well in a 20-gallon tank, but of course bigger is better.
Decor: Killifish do not need gravel, and a layer of gravel more than 1/4" thick will usually fill with bits of uneaten food that will contaminate the water.
Click here for more about aquarium gravel.
Live plants are beautiful and improve the water quality.
Aquarium Filter: Bio-Wheel Filters are highly recommended. The Penguin 250B Filters will do well for a 20-30 gallon tank.
Click here to learn more about aquarium filters.
The addition of Lava Rocks will keep nitrates in the ideal range. Click here to learn more about using Lava Rocks in aquariums.
Gender: When mature, the males become more colorful and has more extended fins than females.
Breeding: These fish have been proven to be very successful with breeding in captivity. Certain parameters are needed to make their breeding successful.
Names: The scientific name for Killifish is Aplocheilus lineatus.
Variations: We do not know of any variations of this species.
Click here for a lot more information about keeping and caring for Killifish, including a picture gallery.
We hope you've enjoyed reading these comments.
We have 380-aquariums with lots-and-lots of popular aquarium fish plus lots-and-lots of rare fish!
We consider ourselves to be the link between the world's best sources of fish and the world best customers. We love our work, and we are very responsible.
All of our fish are Premium Quality Fish from the best suppliers in the world. Our fish have better health, more energy and brighter colors, as you can see in our pictures on this website.
We also offer lots and lots of information about keeping pet fish, all from the knowledge of the Bailey Brothers, who have a combined total of 100+ years of experience as breeders, wholesalers, and retailers of pet fish!
Our fish and our customers are treated with the best of care, and we work energetically everyday to make sure every customer enjoys their new fishy friends.
When you purchase pet fish from us, you know you're receiving premium quality fish and premium quality service.
"Received my fish last night and was so pleased! They all arrived alive and appeared to be healthy.
"Once in the tank, they became very active and are now thriving in their new home.
"Beautiful fish, I asked for color and aquariumfish delivered. Processing and shipping was extremely quick."
Nevin and DrTom, the Bailey Brothers
This website is owned and operated by the Bailey Brothers, DrTom and Nevin, who've been together in the fish business for more than 50-years.
The Product Manager has been with the company for more than 35-years.
So we feel very confident that this is the fishiest crew anywhere.