Related Clues:

• Ontario lake
• Mackerel type
• Black porgy, e.g.
• Carp family fish
• Goldfish relative
• Carp kin
• Have lots of beefs
• Be nitpicky
• Minnow cousin
• Izaak Walton's ''very subtil fish''
• Gripe, gripe, gripe
• Bottom-feeding fish
• Bottom feeder
• 21-Across. e.g.
• Fat-sounding fish