OXIDATION-REDUCTION - A chemical reaction on which one or more electrons are 

 transferred from one atom or molecule to another. 



PELAGIC - All ocean waters covering the benthic region. 



PHOTOAUTOTROPHIC - A process by which organisms manufacture their food by 

 light. 



POLYPS - An individual sessile, coelenterate. 



ROSE BENGAL DYE - A bluish-red acid dye used as a biological stain to aid in 

 sorting the animals from the sediment. 



SOFT CORAL - Flexible corals, i.e., gorgonians, sea whips, and sea fans. 



STONY CORAL - Hard corals, i.e., brain coral {Monastrea aarvemosa) and 

 staghorn coral {Acropora cervioovnis) . 



TAXON - Name applied to a taxonomic group. 



TROPHIC - A successive stage of nourishment as represented by links through 



the food chain beginning with the primary producers and continuing through 

 the carnivores. 



ZOOXANTHELLAE - Symbiotic algae. 



