TABLE 3. Major groups of airborne bacteria according to 

 morphological and biochemical similarities. 



Pigmented 



Achromobacter-Alcaligenes 



Coryneform 



Cytophaga 



Enterobacteriacea 



Flavobacterium 



Pseudomonas (pig) 



Sarcina 



Serratia 



Achromobacter 

 Acinetobacter 

 Alcaligenes 

 Moraxella 

 Pseudomonas 



Pseudomonas I, II, III, IV 



Fermentative 



Gram-Positive Rods 



Aeromonas 



Citrobacter 



Cytophaga 



Enterobacter 



Escherichia 



Sarcina 



Vibrio 



Arthrobacter 



Bacillus 



Brevebacterium 



Corynebacterium 



Kurthia 



Yeasts 



Gram-Positive Cocci 



Rhodotorula 

 Saccharomyces 



Gaffkya 

 Micrococcus 

 Sarcina 

 Staphylococcus 



TABLE 4. The percentage distribution of the bacteria grouped 

 according to Table 3 from the crew-bridge and wet lab compart- 

 ments . 



Day 

 Media 

 Pigmented 

 Fermentative 

 Achromobacter- 

 Alcaligenes 

 Pseudomonas 

 Gram-pos . Rods 

 Gram-pos. Cocci 

 Yeasts 



IX-45 



