Here he encamped on the banks of the Celemin, and sent four hundred corredors, or fleet horsemen, armed with lances, to station themselves near Algeziras and keep a strict watch across the bay upon the opposite fortress of Gibraltar.

If the alcayde attempted to sally forth, they were to waylay and attack him, being almost four times his supposed force, and were to send swift tidings to the camp.

In the mean time two hundred corredors were sent to scour that vast plain called the Campina de Tarifa, abounding with flocks and herds, and two hundred more were to ravage the lands about Medina Sidonia.

Muley Abul Hassan remained with the main body of the army as a rallying-point on the banks of the Celemin.
The foraging parties scoured the country to such effect that they came driving vast flocks and herds before them, enough to supply the place of all that had been swept from the Vega of Granada.

The troops which had kept watch upon the rock of Gibraltar returned with word that they had not seen a Christian helmet stirring.