11.   A marine biologist battles a mysterious underwater monster.

12.   A marine biologist by training, Luis now runs a Miami prescription-drug service for patients with HIV.

13.   A great pick for budding marine biologists and undersea explorers.

14.   According to a California marine biologist, this may be the first example of sperm competition between species.

15.   Alexis is pretty serious about becoming a marine biologist.

16.   Boris Alexandrov, a marine biologist from Odessa, recalled some recent meetings in Vilkova, in the delta, attended by fishermen, scientists and priests.

17.   But her husky father, Richard, a marine biologist who wrestles sharks, walked out to the paper plate.

18.   But marine biologists have also found the place ideal for studying dolphin behavior.

19.   But marine biologists offer no scientific evidence.

20.   But maybe that marine biologist serving up seafood samples off Alki Beach was right.