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This is very difficult. It's done through "venting." The vent is the opening between the anus and the anal fin where the fish will excrete either eggs or sperm. Usually the vent is larger in females. It raelly just depends on the type. In some cases, if there is an "egg spot" on their anal fin, it means that the fish is male.
What else can I help you with?
How do you know if a katla fish is male or female?
A girls cap is bigger and the boys cap is smaller
Are all fish born females or is it just clown fish?
Not all fish are born females. In clownfish, all individuals are born male and have the potential to become female based on social and environmental triggers. This unique reproductive pattern is known as protandrous hermaphroditism.
Can a goldfish lay eggs without a male present?
All fish can lay eggs without a male present. The male and female fish do not meet during reproduction. Eggs are fertilized only once they leave the female's body. The male will come later to fertilize them with his sperm after the female fish has laid the eggs and left
What is a female fish called?
They dont have names...just female fish xD
What are the female and male fish's reproductive organs?
Female fish have ovaries, which produce eggs, while male fish have testes, which produce sperm. Fertilization typically occurs externally, with the male releasing sperm into the water to fertilize the eggs released by the female.
How do you know a silver arowana wether it is male or female?
In order to know if a Silver Arowana is male or female, you need to look at the size of the fish. The male fish are bigger in size.
How can you know if a goldfish is a male or a female?
If the fish is male it will be bright and colourful, if it is female it will be quite dull
How do you know if a painted parrot fish is male or female?
male is huge and grey female is colurful
How do you know if a fish coin is male or female?
What exactly is a fish coin?
How do you know if flowron fish is female or male?
flowron
How do you know is a rosy red fish is a male or female?
the rosy red fish is the boy.
How do you know if a Japanese fighting fish female or male?
the female beta fish is "plainer" than the male as where the male is a darker shade near the face and lighter shade near the tail.
How do you know if a pilates fish is male or female?
The males have a red tail.
How can know fish male or female?
they females are brighter and the males are paler
How do i know my betta is a female?
Your betta fish is a female if she has smaller fins than an average male.
How do you know if a cray fish is a female or a male?
If it tries to pinch you it's a female if it's calm and doesn't pinch you it's a male
Feeder fish How do you tell male from female of the?
Feeder fish, How do you tell male from female of the?
