A species of sturgeon native to the Black Sea and Caspian Sea, commonly known as the Russian sturgeon.
रुसी स्टीर्जन
English Usage: The acipenser ruthenus is renowned for its roe, which is processed into caviar.
Hindi Usage: रुसी स्टीर्जन की रो के लिए जाना जाता है, जिसे कैवियार में प्रोसेस किया जाता है।