"Table 3-4.  1998 central San Francisco Bay foraminiferal cluster assemblages, number of samples in cluster, depth range and average depth (in meters), representative species, percentage abundance range and average percentage abundance, and ecological interpretation.  Dominant species (average abundance 20 percent or greater) highlighted in yellow.  "								
Cluster assemblage	Number of samples in cluster	Depth range in meters	Average depth in meters	Representative species	Percentage abundance range	Average percentage abundance	Ecological    interpretation	
Shallow Eastern Bay	8	6-14	9	Ammobaculites exiguus		<1	Marsh                   to shallow subtidal estuarine	
				Ammonia beccarii	<1-6	1		
				Haplophragmoides subinvolutum	<1-5	2		
				Miliammina fusca		<1		
				Trochamina hadai	68-97	77		
				Trochammina inflata	2-28	17		
				Trochammina macrescens		<1		
Intermediate Eastern Bay Outlier	1	n.a.	16	Ammonia beccarii		40	Moderate subtidal estuarine	
				Buliminella elegantissima		4		
				Elphidiella hannai	n.a.	16		
				Elphidium excavatum		9		
				Haplophragmoides subinvolutum		4		
				Trochammina inflata		21		
Intermediate Eastern Bay	8	13-35	18	Ammonia beccarii	11-55	30	Moderate subtidal estuarine	
				Elphidiella hannai	5-28	14		
				Elphidium excavatum	2-43	13		
				Haynesina germanica	<1-18	3		
				Trochammina hadai	7-51	28		
				Trochammina inflata	<1-17	5		
Deep        Western Bay Estuarine	15	14-49	23	Ammonia beccarii	17-52	28	Deep        subtidal estuarine	
				Buliminella elegantissima	<1-4	1		
				Elphidiella hannai	19-51	35		
				Elphidium excavatum	7-25	15		
				Rotorbinella turbinata	<1-4	1		
				Trichohyalus ornatissima	<1-1	<1		
				Trochammina hadai	4-20	9		
Deep          Western Bay Estuarine Outlier	1	n.a.	27	Ammonia beccarii		24	Deep                    subtidal estuarine	
				Buliminella elegantissima		4		
				Eggerella advena		19		
				Elphidiella hannai	n.a.	10		
				Elphidium excavatum		20		
				Trochammina charlottensis		9		
				Trochammina hadai		6		
Deep        Western Bay Marine	7	21-60	29	Ammonia beccarii	12-18	14	Transitional (deep subtidal estuarine to nearshore marine)	
				Buccella tenerrima	1-5	3		
				Cassidulina limbata	<1-2	<1		
				Cassidulina tortuosa		<1		
				Eggerella advena	<1-4	1		
				Elphidiella hannai	46-78	64		
				Elphidium excavatum	4-7	6		
				Poroeponides cribrorepandus		<1		
				Rotorbinella campanulata	<1-2	<1		
				Trichohyalus ornatissima	<1-2	1		
				Trochamina charlottensis	1-6	2		
				Trochammina hadai	<1-9	4