algiers algeria coastguard pick 286 illegal migrants head across mediterranean europe boat defence ministry say migrants detain several boat thursday saturday accord ministry statement carry sunday state news agency aps algeria far see relatively attempt cross europe boat compare hundreds thousands mostly african would-be migrants set search prosperity security elsewhere along north african coast mostly libya illegal cross algeria take place summer sail condition favorable neighbor tunisia recently see surge departures young unemployed people seek work italy algeria economy also suffer vital energy revenues hit sharp fall price algeria pick 286 boat migrants en route europe