Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Rhizostoma pulmo in Haifa Bay, Israel: collecting R. pulmo of different sizes, in winter and summer seasons. On the left, a specimen from 20 February 2013, about 35 cm in length. On the right, a specimen from 8 July 2013, about 15 cm in length
