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.
Map showing the hub of a number of migratory flyways used by aquatic birds in the northern area of the Caspian Sea where Maliy Zhemchuzhniy Island is located. Derived from: Google Earth & Vilkov, 2016b. https://doi.org/10.1134/S199542551603015X.
