Black Beach was overthrown in a 1979 coup d'état. Black Beach holds a number of foreign prisoners sentenced for participating in a 2004 coup d'état attempt against the President of Equatorial Guinea, Teodoro Obiang Nguema Mbasogo. These included Simon Mann, the alleged ringleader, until his presidential pardon on 2 November 2009 on humanitarian grounds, and more recently Ramón Esono Ebalé (released in March 2018). Black Beach Black Beach (), located on the island of Bioko, in the capital city of Malabo in Equatorial Guinea, is one of Africa's most notorious prisons. It has a reputation for systematically neglecting and brutalising inmates. Medical
Agriculture in Equatorial Guinea Agriculture in Equatorial Guinea Agriculture is the main economic activity in Equatorial Guinea, involving about 70 percent of the economically active population. An estimated 8 percent of the land is engaged in crop production. The island of Bioko has year-round rainfall, and the prevailing economic activity is cocoa cultivation. In Río Muni (on mainland Africa), where 80 percent of the population lives, food crops are the dominant economic activity, and cash crop cultivation is secondary. Agriculture (including forestry and fishing) accounts for about 55 percent of GDP and 60 percent of exports. The main food crop is cassava, of which