갯강구, Ligia exotica의 번식생태에 관한 생물학적 기초연구

Basic study on the reproductive ecology of the Ligia exotica reared in the laboratory

Ligia exotica was sampled from coast of Yosu, Korea. And it has been reared for 4 months in the laboratory. At copulation of Ligia exotica, adult male rode on female’s back and copulating was continued for 24hr. In copulated female, ventral side from 4th thoracic segment was changed white, fertilized eggs were developed at marsupium after copulating. The period when female possess the eggs is about 30 days and then it was hatched. Newly hatched juvenile was morphologically adult. In copulating, male’s size is higher than that of female, the larger female’s size is, the much more egg’s number is.