TY - BOOK AU - J.F. Caddy AU - D. Defeo TI - Enchancing or Restoring the Productivity of Natural Populations of Shellfish and other Marine Invertebrate Resources T2 - FAO Fisheries Technical Paper No.448 SN - 9251050171 U1 - 592.16 PY - 2003/// CY - Rome PB - FAO of the United Nations ER -