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How Do Fish Have Sex? For some species of fish,reproduction is beyond casual. Females release eggs into the water,males release sperm,and the eggs get fertilized. No physical contact involved. Just a few species prefer internal fertilization攖hat is,fish-on-fish action.
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How do fish reproduce sexually?
For some species of fish, reproduction is beyond casual. Females release eggs into the water, males release sperm, and the eggs get fertilized. No physical contact involved. Just a few species prefer internal fertilization攖hat is, fish-on-fish action.
Can a fish change its sex?
A human is born one sex or the other depending on the chromosomes inherited from the parents. Even a surgical sex change, can’t enable a man to produce eggs or a woman to produce sperm. But several kinds of fish not only can change sex, but do so as part of their normal reproductive cycles…
What determines the sex of fish fry?
This has lead to research with results that seem to indicate that in most freshwater fish, temperature and pH have the most direct effect on the sex of developing fry. But even the experts freely admit that there is much about fish embryology and development that they still do not know.
How do male fish find a female?
Males spend their lives looking for females, according to Pietsch. In some species, the males’ highly tuned sense of smell helps them zero in on female pheromones. Other males have underdeveloped nostrils, and instead rely on their excellent vision to find the glowing lures of females.