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Table 2 The percentage abundance of mesozooplankton taxonomic groups in the upper 1,000 m
| Category | Mixed layer | Thermocline | BT to 300 m | 300 to 500 m | 500 to 1,000 m |
|---|---|---|---|---|---|
| Amphipods | 0.11 | 0.08 | 0.02 | 0.04 | 0.08 |
| Anthozoans | 0.01 | 0.21 | - | - | - |
| Appendicularians | 5.37 | 4.31 | 2.67 | 5.09 | 0.48 |
| Bivalves | 0.07 | 0.06 | 0.02 | 0.00 | 0.04 |
| Cephalochordates | 0.05 | 0.01 | - | - | - |
| Cephalopod larvae | 0.01 | 0.15 | - | 0.01 | 0.01 |
| Chaetognaths | 2.66 | 3.20 | 1.19 | 1.72 | 1.18 |
| Cladocerans | 0.67 | - | - | - | - |
| Crustacean larvae | 0.01 | 0.02 | 0.01 | - | 0.03 |
| Copepods | 80.54 | 76.58 | 67.29 | 87.16 | 89.04 |
| Ctenophores | 0.01 | - | - | - | - |
| Decapods | 0.68 | 0.70 | 0.62 | 1.54 | 0.16 |
| Doliolids | 0.15 | 0.48 | 0.15 | 0.03 | 0.04 |
| Euphausid larvae | 0.81 | 1.20 | 0.35 | 0.12 | 0.26 |
| Echinoderm larvae | - | 0.01 | - | - | - |
| Fish eggs and larvae | 0.11 | 0.15 | 0.07 | 0.06 | 0.04 |
| Foraminifera | 0.34 | 0.93 | 3.27 | 0.19 | 0.23 |
| Gastropods | 0.29 | 0.15 | 0.27 | 0.14 | 0.01 |
| Invertebrate eggs | 4.43 | 2.72 | 17.45 | 0.64 | 0.41 |
| Isopods | 0.03 | - | - | - | 0.01 |
| Medusae | 0.18 | 0.61 | 0.31 | 0.10 | 0.05 |
| Mysids | 0.06 | 0.04 | 0.03 | 0.02 | 0.02 |
| Ostracods | 1.39 | 2.17 | 2.93 | 1.64 | 6.71 |
| Polychaetes | 1.11 | 2.99 | 2.04 | 0.93 | 0.90 |
| Pteropods | 0.07 | 0.16 | 0.02 | - | - |
| Radiolaria | - | 0.06 | 0.07 | 0.06 | 0.03 |
| Salps | 0.09 | 0.22 | 0.01 | 0.04 | 0.02 |
| Siphonophores | 0.82 | 2.76 | 1.22 | 0.65 | 0.23 |
| Stomatopods | - | 0.04 | - | - | 0.01 |
