Codfish Island or Whenua Hou is a small island (14 km² or 5.4 sq mi) located to the west of Stewart Island/Rakiura in southern New Zealand. It reaches a height of 249 m (817 ft) close to the south coast. The English name refers to the endemic blue cod or rawaru / pakirikiri, which is fished commercially in surrounding waters by trapping in baited pots.