Possible Clues:

• Diver's shame, eating most of fruit
• Diving bird
• Seabird, and another circling island with rising volume
• Fisher gets breather around university, returning large book
• Marine diver's regular check on craft crossing Loch
• Diving bird, a member of the auk family
• A diver, seabird after catching one, soaring to me
• Diver's cunning test involving lake
• Bird's responsibility to swallow endless fruit
• Cunning cat leaps up, catching tail of small bird