Possible Clues:

• Attack of paralysis found in a boat?
• A drive, for instance, may be the last thing you'd have
• Mark - oarsman - blow - apoplexy
• Despite its severity, one is all right among the rest
• Blow or seizure
• Attack suffered by a rower?
• Can the broken cues turn over the sod in Portugal?
• See! Oh, too sound!
• Rower's attack?
• Crew team member nearest the stern