Nairobi, Jan. 26 -- Zanzibar Minister for Tourism and Heritage Simai Mohammed Said has resigned citing "unfavourable and disruptive working conditions".

Days before his exit, Mr Said had warned about a liquor shortage in the Tanzanian archipelago, saying it was affecting the tourism sector.

The tourism sector contributes about 90 percent of the Zanzibari economy.

"I have made this difficult decision, which is not easy in our culture," he said in a statement on Thursday evening.

At a press briefing earlier this week, Mr Said said the hospitality industry was being weakened by poor planning, resulting in the looming beer shortage.

He accused the Zanzibar Liquor Board, claiming it was licencing newcomers at the expense of old-timers in ...