Table 7. Results of the SIMPER analysis showing meiofauna taxa accounting for community dissimilarity between seep and other habitats for the Hikurangi Margin study region (cut-off applied at 90% contribution).

Taxon	Av.abund	Av.abund	Av.Diss	Diss/SD	Contrib%	Cum.%
	Seamount	Seep
Nauplii	8.6	30.3	4.04	1.19	14.73	14.7
Amphipods	0.2	3.6	3.59	1.32	13.07	27.8
Copepods	16.9	36.8	3.3	1.13	12.01	39.8
Tanaidaceans	0.3	2.5	3.2	1.27	11.65	51.5
Kinorhynchs	2.4	2.6	3.06	1.15	11.15	62.6
Ostracods	0.6	1.5	2.74	1.13	9.98	72.6
Bivalves	0	1.0	2.46	1.04	8.97	81.6
Nematodes	213.4	268.2	2.36	1.39	8.6	90.2
	Canyon	Seep
Nauplii	19.8	30.3	3.8	1.21	14.28	14.3
Amphipods	0.2	3.6	3.4	1.35	12.76	27.0
Kinorhynchs	4.3	2.6	3.07	1.17	11.54	38.6
Tanaidaceans	0.5	2.5	2.87	1.24	10.8	49.4
Copepods	30.3	36.8	2.87	1.27	10.8	60.2
Ostracods	1.8	1.5	2.71	1.16	10.19	70.4
Nematodes	398.5	268.2	2.69	1.31	10.1	80.5
Bivalves	0.4	1.0	2.32	1.06	8.74	89.2
Annelids	9.1	9.3	1.66	1.11	6.25	95.5
	Slope	Seep
Amphipods	0.2	3.6	3.45	1.36	13.15	13.2
Nauplii	22.6	30.3	3.32	1.24	12.68	25.8
Tanaidaceans	0.5	2.5	3.01	1.28	11.47	37.3
Kinorhynchs	3.6	2.6	2.89	1.14	11.04	48.4
Copepods	34.9	36.8	2.89	1.17	11.01	59.4
Ostracods	1.7	1.5	2.65	1.16	10.1	69.5
Nematodes	315.5	268.2	2.38	1.27	9.07	78.5
Bivalves	0.03	1.0	2.28	1.04	8.7	87.2
Annelids	5.3	9.3	1.83	0.83	6.99	94.2

Note:

[Av.abund, average meiofauna abundance (individual 10 cm⁻²); Av.Diss, average dissimilarity; Diss/SD, Dissimilarity/Standard Deviation; Contrib%, % contribution to overall dissimilarity; Cum.%, % cumulative dissimilarity]. Higher average abundance are shown in bold.