Netmaking

Eitemau Tebyg

• Indian fisheries year book and who's who 1970
  Cyhoeddwyd: (1970)
• Hand book of computation for biological statistics of fish population
  gan: Ricker, W E
• Marine fisheries extension /
  gan: Ananth, P. N.
  Cyhoeddwyd: (2000)
• Electrical fishing
  gan: Meyer- Waarden, P F
• International agreements on conservation of marine resources
  gan: Tomasevich, Jozo
  Cyhoeddwyd: (1943)