Possible Clues:

• Quantity contained by a mesh for trapping fish
• Angler's delight at the end of the day is surprisingly fluent
• Shrimper's catch
• A good catch of fish
• Trawler's haul
• Trawling catch
• Good catch of fish
• What the angler and striker seek
• Fluent sort, quite a catch
• Trawler's catch