<p><br /> Dutch emergency services are searching for survivors after a cargo ship collided with a foot passenger ferry in a shipping canal.<br /> </p><p><br /> The accident shut down shipping traffic on the canal as rescuers looked for ferry passengers who might have been thrown into the water.<br /> </p><p><br /> The captain of the passenger boat was reported missing.<br /> </p><p><br /> The accident took place near the town of Nieuwer ter Aa about 20 miles south of Amsterdam in the busy Amsterdam-Rhine Canal.<br /> </p><p><br /> Foot passenger boats in the Netherlands are usually smaller than normal ferries.<br /> </p>