The metazoan parasite communities of the shoal flounder (Syacium gunteri) as bioindicators of chemical contamination in the southern Gulf of Mexico

Table 2 The component communities of the metazoan parasites of the shoal flounder Syacium gunteri

Metrics	Overall	Group 1	Group 2	Group 3
Total number of species	13	12	10	4
Total number of individuals	8760	1762	4605	2393
Mean number of individuals within sampling sites	265.45 ± 221.10	328.92 ± 260.74	176.20 ± 173.14	265.89 ± 185.27
Simpson’s Diversity index	0.29 ± 0.25	0.29 ± 0.21	0.45 ± 0.30	0.10 ± 0.10
Berger-Parker dominance index	0.82	0.59	0.84	0.94
Numerically dominant species	O. wageneri	O. wageneri	O. wageneri	O. wageneri
Colonization strategy	Autogenic	Autogenic	Autogenic	Autogenic
Specialist/generalist status	Generalist	Generalist	Generalist	Generalist
Similarity within sampling sites (Jaccard)	0.43 ± 0.23	0.58 ± 0.19	0.21 ± 0.22	0.81 ± 0.17
Similarity within sampling sites (percentage of similarity)	36.43 ± 27.74	38.91 ± 24.92	19.07 ± 23.22	53.72 ± 24.32

The data include the community metrics for 33 sampling sites (Overall) and for the three groups of sampling sites 1 to 3 formed by the cluster analysis (Figure 2) in the Campeche Sound, southern Gulf of Mexico. O. wageneri is Oncomegas wageneri.

ISSN: 1756-3305