Table 4.

Numbers of samples taken with each sampling gear during the "Thor" (and complementary) expeditions, per dataset. Samples where the gear used could not be determined (e.g. unknown abbreviation used, mixed gears reported per sample (samples merged), etc. – see also next paragraph) are excluded. Abbreviations are explained in Table 3.

Abbreviation	Introductory table	Polychaetes	Clupeiformes	Calcareous Algae
Aa 2	11
C 130	3	1
C 200	11	1	1
D 1	65	1		6
D 2	6			1
E 1000		2
E 300		2
H	10
O	1
P 100	229	10	11
P 30	87
R	1
S 100	76	6	9
S 150	19	15	3
S 200	27	345	13
T 25	4
Y		1	64
Y 200	481	187	204
Y 330	219	20	26