abbreviation  group  
ALG           algae  
ASC           ?      
CCA           crustose_algae  
CIA           ?      
DIS           ?      
GAP           gaps   
HYD           hydrocoral  
OCT           octocoral  
RUB           rubble  
SAND          sand-sediment  
SCL           scleractinia  
SED           sediment  
SPO           sponges  
TURF          turf   
ZOA           zoanthid