What characteristics make a livebearer a livebearer?
The January edition of this column dealt with the pea soup bloom and its value as food in raising some marble mollies. It is this fish and its many cousins — the live-bearing fish — that I'll consider in this column.
All fish produce eggs. About 95 percent of them expel the eggs from the body, which are fertilized externally in a variety of ways. These eggs, as well as the tiny fry, are subject to predation. Egg layers produce many eggs. Even a 2-inch-long cichlid lays hundreds of eggs. Large pelagic fish of the dinner-table variety will produce
Was this article helpful?