Table 1. Sarcocystis neurona genotyping data summary.

Data Set	Host	Samples	Antigen types	MS types	total genotypes	eBurst complexes (MS)	eBurst singletons (MS)	Proportion complex 1	Proportion complex 2	Total proportion complex 1/2
Overall	Sea otter	57	9	20	20	5	2	0.47	0.32	0.79
	Harbor seal	6	2	6	6	nd	nd	0	0.17	0.17
	Raccoon	2	1	2	2	nd	nd	0	0	0
	Opossum	13	6	7	9	1	5	0	0.31	0.31
	Horse	7	3	4	4	nd	nd	0	0.57	0.57
	Porpoise	1	1	1	1	nd	nd	0	1.00	1.00
	Cat	1	1	1	1	nd	nd	0	1.00	1.00
	Total	87	12	33	35	8	8	0.31	0.34	0.65
Monterey, CA (ATOS 1–400)	Sea otter	30	9	12	12	4	2	0.07	0.63	0.70
	Opossum	10	5	5	6	1	3	0	0.40	0.40
	Horse	4	2	2	2	nd	nd	0	0.75	0.75
	Porpoise	1	1	1	1	nd	nd	0	1	1.00
	Total	45	11	15	16	4	4	0.07	0.60	0.64
Morro Bay, CA (ATOS 800–1200)	Sea otter	27	3	9	9	1	3	0.93	0	0.93
	Total	27	3	9	9	1	3	0.93	0	0.93

MS: microsatellite.

nd: not done.

ATOS: The ‘As The Otter Swims’ number refers to each sea otter's stranding location, based upon defined and sequential 0.5 kilometer segments of the California coastline, starting with zero (0) just north of San Francisco and increasing numerically from north to south.