Fighting on Yemen’s west coast has prompted thousands of people to flee by boat across the Bab al-Mandab Strait to Djibouti over the last ten days.

The BBC’s Frank Gardner visited a refugee camp in Obock, a small port town where officials are preparing for the arrival of up to 10,000 refugees.

The UN International Organisation for Migration said people were ​travelling on overcrowded boats and arriving with very limited food and water.

The crossings were sparked by an offensive by the Iran-backed Houthi movement to take control of a key island and seize the strategically important port of Mokha.

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