14 FEBRUARY 2003 -- PUERTO PENASCO, SONORA, MEXICO: Maria Francesca Luna Javalera, a member of an oyster growing co-operative, harvests oysters near Puerto Penasco, Sonora, Mexico. Puerto Penasco is known as Rocky Point among visitors to the Mexican beach town on the Sea of Cortez. The area is famous for wide beaches and fresh seafood, especially shellfish.     PHOTO BY JACK KURTZ