BARCELONA, Spain (AP) — Spain's maritime rescue service says it has saved 933 people and recovered four bodies from dozens of migrant boats attempting the perilous crossing of the Mediterranean Sea over the past two days.

The service said Saturday that it pulled the migrants from a total of 68 different smuggling boats that its rescue craft intercepted throughout Friday and Saturday morning after they departed from African shores.

The spike in arrivals comes as Spain prepares to receive another 630 migrants after Italy and Malta refused to let the aid boat Aquarius land in their ports last Sat...