Possible Clues:

• Long-winged sea-bird, a constant burden
• Oceanic bird - golf score
• Great hole potentially a disaster if one's damaged at sea
• Ocean bird; a burden (round neck)
• Very good score can be an encumbrance
• Mallemuck
• Few golfers achieve such a handicap
• ''The Rime of the Ancient Mariner'' bird
• Large seabird or constant burdan
• Bringing down this high-flier brought trouble in the main