How To Breed Clownfish: Everything You Need To Know | Fishkeeping Advice (2024)

Clownfish or anemonefishcan add some vivid colour and personality to your existing aquarium. This fish is quite a shy type of species, but over time, with diligence and patience on the part of the owner they can blossom into joyful a and adventurous marine pets.

Their colors are bright and inspiring, and they don’t require as muchspace as someother fish.

The clownfish popularity soared after the release of the Disney Film “Finding Nemo”, after which the clownfish became known as “The Nemo Fish”

How To Breed Clownfish: The Basics

You start out by buying a mated pair – that is, they have been raised to be a partner.But the prices are varying to a big extent, depending on the breed.For example, a pair of GOLDSTRIPE MAROON Clownfish can easily cost you $1200. A pair of PLATINUM arearound$450 and $380 for the OCELLARIS.

A pair of BLACK and WHITE clownfish is a little less than $100, but they are a hard find. Pet shops are usually out of stock.

How To Breed Clownfish: Everything You Need To Know | Fishkeeping Advice (2)

Inthe case that thestore says they’ve run out of supply, just ask the attendant and probably, he/she can arrange a pair to be reserved for you the next time you come around.

You can also produce your own pair, but keep this in mind – you are dealing with a type of fish that is an external breeder – and this means the female lays eggs and the male fertilizes them.

Another rule in breeding clownfish: at the beginning, this fish is sexless and only develops female-or male-hood as they grow up.

In a group of clownfish, only one will become a female and that is the most dominant fish in the group. The second strongest fish becomes the male, to whom the job of fertilizing and defending the eggs is assigned. Other clownfish become sexless for the rest of their lives.

Should you experience difficulty in pairing, pick two clownfishwith one obviously bigger than the other and then separate them from the rest.

To breed quickly and more frequently, you can pick pairs in which one is obviously stronger than the other, and then separate pairs in different tanks.

Clownfish are not too sensitive to water conditions, but providing a clean surrounding for them is a must to ensure that they breed fast.

Here is a video example of the Clownfish mating dance:

Know How To Protect The Clownfish Eggs

Place rocks and plants in an aquarium with saltwater. Provide spaces where they can hide, and surfaces where the eggs can be laid. As soon as the eggs are laid, the female will switch intoa food-hunting mode and the male takes over in caring for them until they hatch.It is also the job of the male partner to remove unfertilized eggs and also the ones that are infected by fungus.

Depending on factors such as the size of the female and the species involved, the number of eggs can range from 50 – 200. Breeding can take place three times a month and the female can live up to 30 years. Favourable conditions for breeding include water salinity of 30 and a temperature of about 25oC.

At first, the eggs have pinkish to orange color, they then become grayish and finallysilvery at the time when the eyes are already visible. If a fry survives to about 10 days, you can be sure you have a new clownfish.

What Can I Feed ClownfishFry?

Provide sufficient lighting for the hatchlings in order for them to see their food clearly, but not too bright. A single light bulb will do, but disperse the light as much as possible.

You can feed the Clownfish fry some freeze-dried brine shrimps and maybe some fresh brine shrimp when they are slightly bigger. We love to use the Omega One freeze-dried brine shrimp.

We also have a guide on raising brine shrimp for food, if you’re interested.

Change 20-50 % of the water daily for the hatchlings to see their food clearly. Keep a steady supply of food because at this stage, the hatchlings are vulnerable and can easily die.

How Much Do Clownfish Cost?

If you go beyond just taking care of these pets and would want to make good earnings from selling them, you’d be happy to know that each clownfish costs about $25 – $30 at PetCo, which used to be just $15 – $18 a couple of years ago (Thanks Dinsey).

Play around that price range and you’ll make a great business.Just be a little careful about breeding clownfish because, just like other fish species, they follow natural spawning, mating and rearing procedures which you should not in any way mess about with.

How To Breed Clownfish: Everything You Need To Know | Fishkeeping Advice (2024)

FAQs

How To Breed Clownfish: Everything You Need To Know | Fishkeeping Advice? ›

For clownfish breeding, it's generally preferable to lower the salinity of your aquarium a bit. A specific gravity of 1.020-1.022 should work well in most cases. Additionally, most aquarists swear by increasing the temperature of the breeding tank to around 83-84 °F.

How to successfully breed clownfish? ›

For clownfish breeding, it's generally preferable to lower the salinity of your aquarium a bit. A specific gravity of 1.020-1.022 should work well in most cases. Additionally, most aquarists swear by increasing the temperature of the breeding tank to around 83-84 °F.

What is the mating strategy of clownfish? ›

The larger fish of the pair is the female. She controls the dominant male from becoming a female while he controls the juveniles from becoming mature males. Should something happen to the female, the male of the breeding pair changes to a female, rapidly increasing in size.

Why won't my clownfish breed? ›

Problem solving - "Help, my clownfish won't breed"

One is to turn the heat up in the tank a bit for a few days or a week or two. You can't raise it too much, but 84 or 85 would be fine for a short period. This will often trigger the natural instinct to breed. Another trick is to provide them with lots of live food.

What are the basic needs of clownfish? ›

An Ocellaris Clownfish, which Nemo most closely resembles, requires an aquarium of at least 20 gallons, not to mention adequate filtration, pumps, water supplements, reef structure (live rock and sand), and required diets by species.

What is the easiest saltwater fish to breed? ›

Banggai cardinalfish. These attractive fish are endangered in the wild. Fortunately, they're actually one of the easier marine aquarium fish to breed. Banggai cardinalfish are mouth brooders, which means one parent (in this case—the male) keeps the fry in his mouth until they're ready to fend for themselves.

How to make clownfish grow faster? ›

After 18 days, fish raised at 31 °C instead of 28 °C had bodies 16 percent longer, on average. The fish raised in warmer water also grew complete fins and pelvic fin spines—a key stage of clownfish development—two days faster than the fish raised under cooler conditions.

When a clownfish mate dies? ›

When the female dies, the dominant male changes sex and becomes the female, a change which is irreversible. This life history strategy is known as sequential hermaphroditism. Because clownfish are all born as males, they are protandrous hermaphrodites.

What triggers clownfish to change gender? ›

The relative hierarchy among sensory channels is dependent on habitat, social organization, and reproductive strategy. In monogamous Red Sea clownfish, for instance, disappearance of the dominant female triggers sex change only if a smaller conspecific is present to complete the breeding pair.

How to raise clownfish fry? ›

Once the larvae have hatched, make sure to start feeding within 24 hours. You do this by introducing rotifers as well as rotifer feed (liquid algae) into the tank. The latter is called 'tinting' the water. Make sure there's always plenty of rotifers present, though not so many that the fry are overcrowded.

How to pair clownfish? ›

A pair of young male clownfish will become a sexually mature male and female in time. If you currently have only one clownfish regardless of it being male or female, you will have the best chance of creating a new pair successfully by adding a sexually immature male.

What do I do if my clownfish lay eggs? ›

In this case you're in luck! Just take it out of the tank to hatch the eggs. Otherwise, you can try to put something in the place that they lay the eggs in hopes that next time they'll lay it on the pot or tile or rock that you put in place.

What do clownfish love in? ›

Clownfish are found in warm waters, such as the Red Sea and Pacific Oceans, in sheltered reefs or lagoons, living in anemone.

What size tank for 2 clown fish? ›

Ocellaris clownfish aquarium

The ocellaris clownfish is often said to do well in nano aquariums, but we personally prefer a tank of 20 gallons or up for ours here at FantaSEA. This gives them plenty of swimming space and makes it possible to add a few tankmates.

What are 4 interesting facts about clownfish? ›

Clownfish Fun Facts
  • There are around 30 known species of clownfish.
  • Clownfish live in the warm waters of sheltered reefs and shallow seas in the Pacific and Indian Oceans. ...
  • Schools of clownfish have a strict hierarchy, with the most aggressive female at the top.
  • All clownfish are born male.
Nov 7, 2018

How quickly do clownfish change gender? ›

The main transcriptional response driving sex change at the brain level was found to be completed 30 days after removal of the original female, while differential expression is still detected in the gonads 50 days after removal of the original female, although sex change is completed when males become immature females.

Will a pair of clownfish breed in my tank? ›

Myth number three: that captive bred clownfish will not breed with each other. This is absolutely not true and captive bred clownfish will absolutely breed with each other. Mother nature does not change how clownfish sexually mature in an aquarium and most captive bred clownfish are easy to breed in a home aquarium.

How long are clownfish pregnant? ›

Once the area is ready the female will lay the eggs during the day and then the gestation period is around 7-10 days. The eggs on the first day are bright orange and Page 2 progressively become darker. Once the silver eyes show, then the eggs will hatch after dark.

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