Possible Clues:

• Prefix for ''four''
• Flame ___ (fish)
• Fish with a neon variety
• Fish seen regularly in Trent area
• Fish with garnet and glowlight varieties
• Swimmer regularly at sea (Torbay)
• Four, when before
• Prefix meaning four
• A brightly coloured tropical freshwater fish, often kept in aquariums
• Fish touristy restaurants originally included in meal?