1. 30% of captives died before reaching the coast 2. people became very ill from lack of food 3. slaves were checked by a surgeon to ensure they were healthy enough to be sold, when a price was agreed the slaves were branded on the chest before going onto a slave ship 4. in slave factories there were cell for prisoners that revolted 5. when captured people were made to walk sometimes for hundreds of miles 6. most slave ships got slaves from british factories