Related Clues:

• Fish, not quite glossily healthy, sent back
• Fish found in only two-thirds of fish baskets
• General surfacing, to the south, of fish
• They swim back in their sleep
• Somewhere else, where fish can be found
• Around lake observe somersaulting fish
• Fish drift off shortly after journey back
• Fish here as wintry downpour is shortly to recede
• Some of Eliza's shoes and slippers?
• Shockers in a river
• Snigglers' catch
• 'Electric' creatures
• "Electric" creatures
• Slippery delicacies
• "I don't mind ___ / Except as meals" (Nash)