Table V:

Zooplankton abundance m⁻³ (mean ± 1 SD), percent composition and biomass (mg C m⁻³) for major zooplankton groups at the four depths: near-substrate, 0.5 and 2.0 m off the bottom (mab) and surface

Zooplankton taxon	Near substrate				0.5 mab				2.0 mab				Near surface
	Abund.	%	Biom.	%	Abund.	%	Biom.	%	Abund.	%	Biom.	%	Abund.	%	Biom.	%
Annelids
Polychaetes	23.8 ± 2.4	0.8	1.835	21.2	28.7 ± 4.0	0.8	2.214	17.0	32.2 ± 5.3	0.6	2.485	17.1	65.2 ± 11.2	1.2	5.028	26.2
Arthropods
Amphipods	2.2 ± 0.4	0.1	0.256	3.0	3.0 ± 0.7	0.1	0.433	3.3	2.8 ± 0.8	0.1	0.394	2.7	0.6 ± 0.3	<0.1	0.058	0.3
Cirripedia nauplii	4.2 ± 2.5	0.1	0.001	<0.1	1.0 ± 0.9	<0.1	0.000	<0.1	1.2 ± 0.3	<0.1	0.000	0.0	0.9 ± 0.7	<0.1	0.000	<0.1
Cirripedia other	3.5 ± 0.5	0.1	0.008	0.1	3.9 ± 3.5	0.1	0.009	0.1	1.7 ± 1.4	<0.1	0.004	0.0	NP
Copepods	2980.1 ± 538.7	95.1	3.082	35.6	3625.3 ± 1062.1	95.1	4.983	38.3	4788.9 ± 366.9	96.0	5.276	36.4	5205.9 ± 799.0	93.3	5.749	29.9
Cumaceans	1.5 ± 1.8	<0.1	0.160	1.8	0.5 ± 0.2	<0.1	0.049	0.4	0.8 ± 0.1	<0.1	0.081	0.6	0.1 ± 0.0	0.0	0.015	0.1
Decapods, zoea	0.9 ± 0.2	<0.1	0.017	0.2	10.4 ± 2.1	0.3	0.186	1.4	7.6 ± 3.0	0.2	0.136	0.9	5.5 ± 3.1	0.1	0.099	0.5
Decapoda, other	3.3 ± 0.3	0.1	0.555	6.4	10.1 ± 1.0	0.3	1.694	13.0	17.7 ± 7.1	0.4	2.976	20.5	31.7 ± 21.9	0.6	5.335	27.8
Isopods	14.5 ± 2.8	0.5	1.371	15.8	11.9 ± 8.1	0.3	1.122	8.6	11.7 ± 6.4	0.2	1.111	7.7	1.1 ± 0.2	<0.1	0.104	0.5
Arachnida (mites)	0.9 ± 0.0	<0.1	0.000	<0.1	0.4 ± 0.5	<0.1	0.000	0.0	1.2 ± 1.3	<0.1	0.000	<0.1	0.1 ± 0.0	<0.1	0.000	<0.1
Mysids	1.3 ± 0.8	<0.1	0.262	3.0	3.3	0.1	0.701	5.4	1.0 ± 0.0	<0.1	0.212	1.5	NP
Ostracods	29.5 ± 10.0	0.9	0.135	1.6	20.8	0.5	0.095	0.7	6.0 ± 3.0	0.1	0.028	0.2	17.2 ± 7.3	0.3	0.079	0.4
Pycnogonids	NP				0.2 ± 0.3	<0.1	0.001	<0.1	0.1 ± 0.0	<0.1	0.000	<0.1	NP
Stomatopods	0.4 ± 0.2	<0.1	0.365	4.2	0.7 ± 0.5	<0.1	0.630	4.8	0.7 ± 0.8	<0.1	0.627	4.3	0.1 ± 0.1	<0.1	0.134	0.7
Tanaids	0.2 ± 0.2	<0.1	0.027	0.3	<0.1	<0.1	0.005	<0.1	NP				NP
Chaetognaths	6.7 ± 0.2	0.2	0.523	6.0	10.1 ± 6.3	0.3	0.785	6.0	13.1 ± 1.5	0.3	1.018	7.0	24.1 ± 8.3	0.4	1.875	9.8
Chordates
Fish eggs	40.4 ± 29.4	1.3	0.011	0.1	67.4 ± 22.5	1.8	0.019	0.1	53.5 ± 1.6	1.1	0.015	0.1	55.9 ± 28.2	1.0	0.016	0.1
Fish larvae	NP				0.4 ± 0.4	<0.1	0.040	0.3	0.1 ± 0.2	<0.1	0.014	0.1	1.9 ± 0.7	<0.1	0.196	1.0
Salps	1.7 ± 2.4	0.1	0.007	0.1	<0.1	<0.1	0.000	<0.1	NP				NP
Larvaceans	10.1 ± 4.1	0.3	0.033	0.4	8.3 ± 3.3	0.2	0.027	0.2	31.1 ± 14.6	0.6	0.100	0.7	151.5 ± 71.7	2.7	0.488	2.5
Cnidaria	0.1 ± 0.2	<0.1	0.000	<0.1	3.3 ± 0.3	0.1	0.000	<0.1	0.8 ± 0.5	<0.1	0.001	<0.1	NP
Echinoderms	2.8 ± 0.4	0.1	0.001	<0.1	2.2 ± 1.7	0.1	0.000	<0.1	4.5 ± 0.8	0.1	0.001	0.0	13.9 ± 6.9	0.2	0.003	0.0
Molluscs
Gastropods	4.3 ± 0.3	0.1	0.013	0.1	0.1 ± 0.1	<0.1	0.000	<0.1	9.8 ± 5.1	0.2	0.030	0.2	12.1 ± 5.2	0.2	0.036	0.2
Veligers	NP				NP				0.4 ± 0.5	<0.1	0.001	<0.1	NP

NP, not present.