Three people were wounded on Wednesday in a second blast witnessed in ten days by Mocha in the southwestern governorate of Taiz.
"An explosive device went off in the nearby of the public Thawra Hospital and migration authority," said local sources in the Red Sea town under control of forces loyal to the internationally recognized government and Saudi-led coalition, "leaving three civilians, two of them seriously,injured."
On the 28th of last January, seven civilians, including an Abu Dhabi TV cameraman, were killed and some 20 others, including the same TV correspondent, wounded when a motorbike-mounted device exploded near a cafe in Mocha Town.
Then, the Yemeni official government, through its information minister Mo'ammar al-Eryani, accused Houthi rebels of detonating the bomb.
The historical port town is held by Yemeni joint forces (JF) that were formed of the Giants Brigades, all elements of which are from south Yemen, the so-called 'National Resistance'forces led by Tariq Saleh, nephew of late president Saleh, and the Yemeni Government-led Tehama Resistance, to fight Houthis.
National Resistance forces use Mocha as main base for launching their military operations meant to Hodeida Governorate.
Yemen has been racked by an armed conflict that broke out after the Iranian-backed Houthis had ousted the internationally recognized government late in 2014.
Saudi Arabia has been leading a military coalition in Yemen since 26 March 2015, in support of forces loyal to President Hadi to retake areas controlled by Houthi (Ansarullah) Group seen as proxy for Iran in the Arab Peninsula country.
The conflict has lefttens of thousands killed, hundreds of thousands injured, and 3 million displaced, triggering the world's worst humanitarian crisis, according to the UN, with more than two thirds of the 28-million population in need for a type of humanitarian aid and immediate protection, including 8.4 million people unsure how to get next meal, and some 2 million children suffering severe shortage of nutrition.