How do male fish fertilize eggs?
The act of spawning takes place in a “nuptial embrace” where the male wraps his body around the female, each embrace resulting in the release of 10-40 eggs until the female is exhausted of eggs. The male, from his side, releases milt into the water and fertilization takes place externally.
How do fishes mate?
Most fish spawn by releasing eggs and sperm directly into the water column to achieve fertilization. This can be done on a one-on-one basis or in a group. Many salmonid species take the more intimate and monogamous approach. One of the benefits of this strategy is that only one male’s sperm fertilizes a batch of eggs.
How do fish have make babies?
In mouthbrooders, the female fish lay their eggs into the water where they are fertilized by the male. The eggs are then collected by one of the parents and held in the fish’s mouth until they hatch.