The structure of the chorion of the egg of the mouthbrooding cichlid fish Tilapia mossambica

Authors


*Department of Biology, University of Stirling, Stirling, Scotland.

Abstract

In Tilapia mossambica, the zona radiata of the chorion of the egg is greatly reduced and the gelatinous membrane is absent. These modifications can be correlated with the mouth-incubating habit of this species.

Ancillary