Moray eels: The most cosmopolitan of reef fish, but why?
Sunday, April 11, 2010 - 21:21
in Biology & Nature
Genetic variations among moray eels don't show any geographic patterning, apparently because a long-lived larval form called a leptocephalus maintains gene flow among populations. With geographic isolation off the table, it is difficult to understand how the morays diversified into many species.