New Delhi, April 10 (IANS): India has so far evacuated 5,600 people, including 4,640 of its nationals and 960 nationals from 41 countries, from Yemen, the government said on Thursday as it concluded the evacuation efforts from Sana'a with airlifting of 630 people by three special Air India flights.

External affairs ministry spokesperson Syed Akbaruddin in a series of tweets said that the security situation in Yemen has deteriorated further with a bomb blast at Aden port on Thursday.

"India completes its air evacuations from Sana'a," he posted.

In another tweet, he said the Indian embassy in Sana'a "will need to shut operations and relocate its personnel" to Al Hudaydah where Indian naval ships would be berthed to carry out evacuation of remaining Indian nationals over the next two days.

"The total no. of Indians evacuated from Sana'a by air has crossed 2,900 by 18 special flights since the beginning of the air operations," he tweeted.

"Indian naval vessels have also evacuated over 1,670 Indians from Aden, Al Hudaydah and Al Mukalla ports in Yemen since 31 March," he posted.

"Indian Naval Ship INS Sumitra evacuated 349 persons, including 46 Indians and 303 foreign nationals from Al Hudaydah port on April 9," he said.