Table 3 Abundance (mean ± SD), relative abundance (RA) and occurrence ratio (OR) of each copepod species recorded on cruise ORII-CR488 (2–3/September/1998)
Species | Abundance (individuals m−3) | RA (%) | OR (%) |
|---|---|---|---|
Calanoida | Â | Â | Â |
Acartiidae | Â | Â | Â |
Acartia(Odontacartia) erythraea Giesbrecht 1889 | 0.11 ± 0.30 | 0.02 | 12.50 |
Acartia(Plantacartia) negligens Dana 1849 | 0.87 ± 2.29 | 0.17 | 25.00 |
Calanidae | Â | Â | Â |
Calanus sinicus Brodsky 1965 | 3.37 ± 5.72 | 0.65 | 50.00 |
Canthocalanus pauper (Giesbrecht) 1888 | 59.52 ± 49.02 | 11.49 | 100.00 |
Cosmocalanus darwini (Lubbock) 1860 | 2.02 ± 2.99 | 0.39 | 50.00 |
Nannocalanus minor (Claus) 1863 | 3.95 ± 8.92 | 0.76 | 37.50 |
Undinula vulgaris (Dana) 1849 | 92.8 ± 85.44 | 17.92 | 100.00 |
Calocalanidae | Â | Â | Â |
Calocalanus pavo (Dana) 1849 | 2.9 ± 3.42 | 0.56 | 62.50 |
Calocalanus plumulosus (Claus) 1863 | 0.03 ± 0.08 | 0.01 | 12.50 |
Candaciidae | Â | Â | Â |
Candacia bradyi A. Scott 1902 | 0.95 ± 1.83 | 0.18 | 25.00 |
Candacia catula (Giesbrecht) 1889 | 0.27 ± 0.76 | 0.05 | 12.50 |
Candacia ethiopica (Dana) 1849 | 0.05 ± 0.15 | 0.01 | 12.50 |
Paracandacia truncata (Dana) 1849 | 0.56 ± 1.49 | 0.11 | 25.00 |
Centropagidae | Â | Â | Â |
Centropages furcatus (Dana) 1849 | 10.55 ± 17.24 | 2.04 | 87.50 |
Centropages orsini Giesbrecht 1889 | 0.56 ± 1.00 | 0.11 | 37.50 |
Clausocalanidae | Â | Â | Â |
Clausocalanus arcuicornis (Dana) 1849 | 9.81 ± 15.4 | 1.89 | 50.00 |
Clausocalanus furcatus (Brady) 1883 | 0.51 ± 1.15 | 0.10 | 25.00 |
Clausocalanus mastigophorus (Claus) 1863 | 0.26 ± 0.52 | 0.05 | 25.00 |
Eucalanidae | Â | Â | Â |
Pareucalanus attenuatus (Dana) 1849 | 0.56 ± 1.49 | 0.11 | 25.00 |
Rhincalanus rostrifrons (Dana) 1852 | 0.03 ± 0.08 | 0.01 | 12.50 |
Subeucalanus crassus (Giesbrecht) 1888 | 0.03 ± 0.08 | 0.01 | 12.50 |
Subeucalanus subcrassus (Giesbrecht) 1888 | 21.61 ± 20.43 | 4.17 | 100.00 |
Euchaetidae | Â | Â | Â |
Euchaeta indica Wolfenden 1905 | 0.35 ± 0.98 | 0.07 | 12.50 |
Euchaeta plana Mori 1937 | 2.25 ± 3.52 | 0.43 | 37.50 |
Euchaeta rimana Bradford 1973 | 0.18 ± 0.51 | 0.03 | 12.50 |
Lucicutiidae | Â | Â | Â |
Lucicutia flavicornis (Claus) 1863 | 0.15 ± 0.42 | 0.03 | 12.50 |
Metridinidae | Â | Â | Â |
Pleuromamma gracilis (Claus) 1863 | 0.2 ± 0.56 | 0.04 | 12.50 |
Paracalanidae | Â | Â | Â |
Acrocalanus gibber Giesbrecht 1888 | 76.29 ± 130.81 | 14.73 | 87.50 |
Acrocalanus gracilis Giesbrecht 1888 | 38.35 ± 32.48 | 7.40 | 100.00 |
Acrocalanus monachus Giesbrecht 1888 | 0.97 ± 1.49 | 0.19 | 50.00 |
Paracalanus parvus (Claus) 1863 | 3.52 ± 4.20 | 0.68 | 87.50 |
Pontellidae | Â | Â | Â |
Calanopia elliptica (Dana) 1849 | 7.09 ± 11.05 | 1.37 | 75.00 |
Calanopia minor A. Scott 1902 | 10.32 ± 13.02 | 1.99 | 87.50 |
Labidocera acuta (Dana) 1849 | 8.46 ± 17.45 | 1.63 | 50.00 |
Labidocera minuta Giesbrecht 1889 | 0.41 ± 1.15 | 0.08 | 12.50 |
Pontellina plumata (Dana) 1849 | 1.05 ± 2.96 | 0.20 | 12.50 |
Scolecithricidae | Â | Â | Â |
Scolecithrix danae (Lubbock) 1856 | 0.58 ± 1.49 | 0.11 | 25.00 |
Temoridae | Â | Â | Â |
Temora discaudata (Giesbrecht) 1889 | 10.54 ± 23.46 | 2.03 | 62.50 |
Temora turbinata (Dana) 1849 | 121.71 ± 148.08 | 23.50 | 100.00 |
Cyclopoida | Â | Â | Â |
Oithonidae | Â | Â | Â |
Oithona setigera (Dana) 1849 | 0.56 ± 1.49 | 0.11 | 25.00 |
Harpacticoida | Â | Â | Â |
Miraciidae | Â | Â | Â |
Macrosetella gracilis (Dana) 1847 | 0.03 ± 0.08 | 0.01 | 12.50 |
Poecilostomatoida | Â | Â | Â |
Corycaeidae | Â | Â | Â |
Corycaeus(Corycaeus) speciosus Dana 1849 | 1.04 ± 1.70 | 0.20 | 50.00 |
Corycaeus(Ditrichocorycaeus) asiaticus F. Dahl 1894 | 0.15 ± 0.42 | 0.03 | 12.50 |
Corycaeus(Ditrichocorycaeus) dahli Tanaka 1957 | 1.01 ± 1.59 | 0.20 | 37.50 |
Corycaeus(Farranula) gibbula Giesbrecht 1891 | 2.34 ± 3.00 | 0.45 | 50.00 |
Corycaeus(Onychocorycaeus) pumilus M. Dahl 1912 | 1.17 ± 1.69 | 0.23 | 50.00 |
Oncaeidae | Â | Â | Â |
Oncaea venusta Philippi 1843 | 16.22 ± 23.22 | 3.13 | 87.50 |
Sapphirinidae | Â | Â | Â |
Copilia mirabilis Dana 1849 | 1.66 ± 2.89 | 0.32 | 62.50 |
Sapphirina nigromaculata Claus 1863 | 0.03 ± 0.08 | 0.01 | 12.50 |