10) He's jolly enough with out getting narced.

9) Still mourning the mysterious disappearance of his dive buddy, Frosty the Snowman, while diving in the Bahamas.

8) He hates it when his dry suit leaks and his fuzzy red woolies get wet.

7) Rudolph's nose shorts out under water.

6) His sleigh failed Coast Guard inspection.

5) He's nervous because great white sharks have made the "naughty" list for 25 years running.

4) Dry suits not available in "jolly old elf" sizes.

3) That big white beard makes it impossible to get a good seal on his mask.

2) It's hard to get 32 fins on those little reindeer feet.

1) His elf-produced wooden regulator is dangerous at depth.