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Table 2 Density (mean ± standard deviation, individuals m−3) of total copepod, number of copepod species, indices of Shannon–Wiener diversity, richness, evenness, total filtered water volume, relative abundance (RA, %), and occurrence rate (OR, %) recorded from each sampling cruise

From: Seasonality of the copepod assemblages associated with interplay waters off northeastern Taiwan

  Sampling month of 2010 All samples
March May August September December Total RA OR
Number of species identified in total 51 54 36 35 56 87   
Total felted water volume (m3) 144.38 239.04 49.96 55.49 190.57 679.44   
Scientific classification
Order Calanoida
 Acartiidae
  Acartia(Plantacartia) negligens Dana 1849 0.11 ± 0.24 0.71 ± 0.55 0.59 ± 0.86 4.24 ± 4.96 0.97 ± 1.0 1.32 ± 2.6 0.159 60.0
 Aetideidae
  Aetideus giesbrechti Cleve 1904 0.1 ± 0.23 0.02 ± 0.1 0.002 4.0
  Gaetanus minor Farran, 1905 0.12 ± 0.27 0.02 ± 0.12 0.003 4.0
 Calanidae
  Calanoides carinatus (Kroeyer) 1849 0.47 ± 0.78 0.09 ± 0.37 0.011 8.0
  Calanoides philippinensis Kitou & Tanaka, 1969 0.1 ± 0.22 0.02 ± 0.1 0.002 4.0
  Calanus sinicus Brodsky 1965 172.09 ± 141.3 153.03 ± 225.72 65.02 ± 135.88 7.831 40.0
  Canthocalanus pauper (Giesbrecht) 1888 10.96 ± 16.07 1.5 ± 1.61 40.8 ± 47.31 40.06 ± 35.97 3.08 ± 4.79 19.28 ± 30.94 2.322 84.0
  Cosmocalanus darwini (Lubbock) 1860 0.93 ± 1.36 0.51 ± 0.47 39.82 ± 76.98 1.12 ± 2.02 1.98 ± 2.93 8.87 ± 35.21 1.068 60.0
  Nannocalanus minor (Claus) 1863 2.05 ± 4.31 0.3 ± 0.34 0.59 ± 1.32 0.19 ± 0.43 0.63 ± 2 0.075 28.0
  Undinula vulgaris (Dana) 1849 11.12 ± 21.11 2.16 ± 2.22 55.31 ± 45.19 40.1 ± 51.37 3.58 ± 4.37 22.45 ± 36.54 2.704 84.0
 Calocalanidae
  Calocalanus contractus Farran 1926 0.25 ± 0.36 0.05 ± 0.18 0.006 8.0
  Calocalanus pavo (Dana) 1849 1.95 ± 4.36 0.47 ± 0.58 2.42 ± 3.86 3.11 ± 4.29 0.46 ± 0.27 1.68 ± 3.16 0.203 52.0
  Calocalanus plumulosus (Claus) 1863 1.01 ± 0.81 1.13 ± 2.02 0.38 ± 0.86 0.5 ± 1.08 0.061 32.0
  Candacia bipinnata (Giesbrecht, 1889) 0.1 ± 0.23 0.02 ± 0.1 0.002 4.0
 Candaciidae
  Candacia bradyi A. Scott 1902 0.38 ± 0.84 0.2 ± 0.44 0.11 ± 0.42 0.014 8.0
  Candacia catula (Giesbrecht) 1889 0.12 ± 0.27 0.05 ± 0.11 0.13 ± 0.29 0.06 ± 0.18 0.007 12.0
  Candacia curta (Dana) 1849 0.18 ± 0.4 0.04 ± 0.18 0.004 4.0
  Candacia discaudata A. Scott 1909 0.11 ± 0.24 0.02 ± 0.11 0.003 4.0
  Candacia ethiopica (Dana) 1849 0.16 ± 0.37 0.03 ± 0.16 0.004 4.0
  Candacia pachydactyla (Dana) 1849 0.11 ± 0.24 0.02 ± 0.11 0.003 4.0
  Paracandacia truncata (Dana) 1849 2.18 ± 4.24 0.59 ± 1.32 0.74 ± 1.21 0.7 ± 2.05 0.085 24.0
 Centropagidae
  Centropages calaninus (Dana) 1849 0.32 ± 0.47 0.28 ± 0.41 2.0 ± 4.46 0.52 ± 1.99 0.063 20.0
  Centropages furcatus (Dana) 1849 0.09 ± 0.2 2.75 ± 4.2 0.57 ± 2.05 0.068 16.0
  Centropages orsini Giesbrecht 1889 8.57 ± 14.73 0.19 ± 0.41 1.75 ± 6.95 0.211 16.0
 Clausocalanidae
  Clausocalanus arcuicornis (Dana) 1849 5.25 ± 7.74 17.3 ± 28.32 18.7 ± 16.0 8.25 ± 16.01 0.994 40.0
  Clausocalanus farrani Sewell, 1929 6.43 ± 9.06 1.29 ± 4.54 0.155 16.0
  Clausocalanus furcatus (Brady) 1883 8.14 ± 17.25 8.94 ± 8.9 0.59 ± 1.32 2.62 ± 2.4 9.25 ± 8.82 5.91 ± 9.51 0.712 64.0
  Clausocalanus mastigophorus (Claus) 1863 0.23 ± 0.32 0.13 ± 0.29 0.07 ± 0.2 0.009 12.0
 Eucalanidae
  Eucalanus elongatus (Dana, 1848) 0.46 ± 0.5 0.09 ± 0.28 0.011 12.0
  Pareucalanus attenuatus (Dana) 1849 0.22 ± 0.31 0.36 ± 0.4 0.77 ± 1.15 0.27 ± 0.59 0.033 28.0
  Rhincalanus nasutus Giesbrecht 1888 0.12 ± 0.27 0.02 ± 0.12 0.003 4.0
  Rhincalanus rostrifrons (Dana) 1852 1.15 ± 1.1 0.16 ± 0.24 0.26 ± 0.57 0.31 ± 0.68 0.038 24.0
  Subeucalanus crassus (Giesbrecht) 1888 0.34 ± 0.53 1.22 ± 1.68 1.03 ± 1.41 0.52 ± 1.06 0.062 28.0
  Subeucalanus subcrassus (Giesbrecht) 1888 1.05 ± 1.78 1.27 ± 1.67 6.83 ± 10.03 11.03 ± 11.53 4.34 ± 3.23 4.9 ± 7.5 0.591 72.0
  Subeucalanus subtenuis (Giesbrecht) 1888 3.86 ± 3.93 0.59 ± 1.32 0.39 ± 0.86 0.97 ± 2.29 0.117 24.0
 Euchaetidae
  Euchaeta concinna (Dana) 1849 0.12 ± 0.27 0.08 ± 0.18 0.04 ± 0.14 0.005 8.0
  Euchaeta indica Wolfenden 1905 1.61 ± 3.61 0.32 ± 1.61 0.039 4.0
  Euchaeta rimana Bradford 1973 15.88 ± 29.35 0.61 ± 0.57 0.38 ± 0.84 0.93 ± 2.08 0.26 ± 0.57 3.61 ± 13.56 0.435 44.0
 Lucicutiidae
  Lucicutia flavicornis (Claus) 1863 3.9 ± 8.72 0.05 ± 0.11 0.19 ± 0.43 0.83 ± 3.89 0.100 12.0
 Metridinidae         
  Pleuromamma abdominalis (Lubbock) 1856 0.41 ± 0.68 0.08 ± 0.33 0.010 8.0
  Pleuromamma gracilis (Claus) 1863 3.9 ± 8.72 2.49 ± 4.57 1.28 ± 4.35 0.154 12.0
  Pleuromamma robusta (Dahl) 1893 0.93 ± 2.08 0.79 ± 1.26 0.34 ± 1.08 0.041 12.0
 Paracalanidae         
  Acrocalanus gibber Giesbrecht 1888 0.39 ± 0.88 0.08 ± 0.39 0.009 4.0
  Acrocalanus gracilis Giesbrecht 1888 17.46 ± 33.93 2.84 ± 1.61 10.93 ± 12.18 39.82 ± 41.09 9.18 ± 7.74 16.04 ± 26.04 1.932 100.0
  Acrocalanus longicornis Giesbrecht 1888 4.32 ± 6.94 0.86 ± 3.34 0.104 16.0
  Acrocalanus monachus Giesbrecht 1888 2.07 ± 4.3 1.41 ± 1.58 0.11 ± 0.24 0.72 ± 2.07 0.086 28.0
  Paracalanus aculeatus Giesbrecht 1888 127.27 ± 162.89 25.45 ± 84.39 3.066 20.0
  Paracalanus nanus Sars 1907 87.09 ± 87.29 16.71 ± 27.5 282.18 ± 390.11 10.09 ± 7.08 79.21 ± 196.16 9.540 64.0
  Paracalanus parvus (Claus) 1863 817.8 ± 683.75 63.52 ± 44.92 43.71 ± 27.68 2.35 ± 2 185.48 ± 427.93 22.338 76.0
  Parvocalanus crassirostris (Dahl) 1893 0.38 ± 0.84 0.08 ± 0.38 0.009 4.0
 Pontellidae
  Calanopia elliptica (Dana) 1849 0.34 ± 0.53 0.37 ± 0.59 0.76 ± 1.69 4.36 ± 8.76 0.22 ± 0.31 1.21 ± 4 0.146 36.0
  Calanopia minor A. Scott 1902 0.09 ± 0.2 1.67 ± 2.31 0.21 ± 0.47 0.39 ± 1.17 0.048 16.0
  Labidocera acuta (Dana) 1849 3.08 ± 4.96 1.12 ± 1.21 0.84 ± 2.42 0.101 24.0
  Labidocera minuta Giesbrecht 1889 0.1 ± 0.23 0.02 ± 0.1 0.002 4.0
  Pontella fera Dana 1849 0.74 ± 1.66 0.15 ± 0.74 0.018 4.0
  Pontellina plumata (Dana) 1849 2.07 ± 4.3 0.15 ± 0.35 0.38 ± 0.84 0.52 ± 1.97 0.063 16.0
  Pontellopsis regalis (Dana) 1849 0.11 ± 0.24 0.15 ± 0.35 0.05 ± 0.19 0.006 8.0
 Scolecithricidae
  Scolecithricella longispinosa (Giesbrecht) 1888 0.2 ± 0.45 0.04 ± 0.2 0.005 4.0
  Scolecithrix danae (Lubbock) 1856 2.05 ± 4.31 0.18 ± 0.24 4.33 ± 7.19 0.08 ± 0.18 1.33 ± 3.83 0.160 32.0
 Temoridae
  Temora discaudata (Giesbrecht) 1889 8.13 ± 11.91 2.16 ± 2.06 6.82 ± 7.99 5.36 ± 2.92 1.23 ± 1.24 4.74 ± 6.63 0.571 84.0
  Temora turbinata (Dana) 1849 5.28 ± 8.07 11.29 ± 14.1 908.11 ± 950.82 191.49 ± 371.54 0.34 ± 0.49 223.3 ± 548.87 26.894 84.0
Order Cyclopoida         
 Oithonidae
  Oithona attenuata Farran 1913 0.3 ± 0.44 3.44 ± 7.1 0.75 ± 1.22 0.9 ± 3.23 0.108 24.0
  Oithona fallax Farran 1913 0.68 ± 0.8 0.14 ± 0.43 0.016 12.0
  Oithona setigera (Dana) 1849 10.33 ± 21.49 0.87 ± 0.9 0.2 ± 0.44 1.16 ± 1.05 2.51 ± 9.66 0.302 44.0
  Oithona tenuis Rosendorn 1917 0.49 ± 0.71 0.1 ± 0.35 0.012 8.0
Order Harpacticoida
 Clytemnestridae
  Clytemnestra scutellata Dana 1847 0.26 ± 0.4 0.1 ± 0.22 0.07 ± 0.21 0.009 12.0
 Miraciidae
  Macrosetella gracilis (Dana) 1847 2.28 ± 4.18 2.14 ± 1.47 0.38 ± 0.84 0.13 ± 0.29 0.99 ± 2.11 0.119 44.0
Order Poecilostomatoida
 Corycaeidae
  Corycaeus(Agetus) flaccus Giesbrecht 1891 0.81 ± 0.9 0.16 ± 0.49 0.019 12.0
  Corycaeus(Corycaeus) crassiusculus Dana 1849 0.38 ± 0.86 0.08 ± 0.38 0.009 4.0
  Corycaeus(Corycaeus) speciosus Dana 1849 4.71 ± 8.29 0.7 ± 0.79 0.97 ± 1.38 2 ± 4.46 0.13 ± 0.29 1.7 ± 4.24 0.205 44.0
  Corycaeus ( Ditrichocorycaeus ) affinis McMurrich 1916 516.23 ± 924.79 11.72 ± 10.03 1.03 ± 2.31 1.11 ± 1.59 106.02 ± 431.74 12.769 56.0
  Corycaeus(Ditrichocorycaeus) andrewsi Farran 1911 2.07 ± 2.66 0.92 ± 1.28 0.6 ± 1.47 0.072 24.0
  Corycaeus(Ditrichocorycaeus) dahli Tanaka 1957 4.13 ± 8.6 1.27 ± 0.63 0.34 ± 0.77 0.19 ± 0.41 0.23 ± 0.32 1.23 ± 3.86 0.148 48.0
  Corycaeus(Ditrichocorycaeus) erythraeus Cleve 1901 4.12 ± 8.61 0.3 ± 0.48 0.22 ± 0.48 0.64 ± 0.91 1.06 ± 3.88 0.127 28.0
  Corycaeus(Farranula) concinna (Dana) 1847 3.44 ± 3.14 5.24 ± 3.83 0.57 ± 0.46 1.85 ± 2.97 0.223 56.0
  Corycaeus(Farranula) gibbula Giesbrecht 1891 2.17 ± 4.26 4.5 ± 5.79 6.24 ± 5.79 3.11 ± 4.29 2.67 ± 1.31 3.74 ± 4.45 0.450 76.0
  Corycaeus(Onychocorycaeus) agilis Dana 1849 1.42 ± 1.84 1.38 ± 3.09 5.67 ± 8.19 0.61 ± 0.65 1.81 ± 4.19 0.219 48.0
  Corycaeus(Onychocorycaeus) catus F. Dahl 1894 0.1 ± 0.23 1.51 ± 0.93 0.13 ± 0.29 0.35 ± 0.72 0.042 24.0
  Corycaeus(Onychocorycaeus) pacificus M. Dahl 1912 0.13 ± 0.29 0.03 ± 0.13 0.003 4.0
  Corycaeus(Urocorycaeus) lautus Dana 1849 0.13 ± 0.29 0.03 ± 0.13 0.003 4.0
 Oncaeidae
  Oncaea clevei Fruhtl 1863 0.1 ± 0.22 0.02 ± 0.1 0.002 4.0
  Oncaea conifera Giesbrecht 1891 14.11 ± 30.26 1.24 ± 0.85 1.18 ± 2.64 7.02 ± 7.44 2.62 ± 4.33 5.23 ± 13.84 0.630 68.0
  Oncaea media Giesbrecht 1891 0.7 ± 0.72 0.14 ± 0.41 0.017 12.0
  Oncaea minuta Giesbrecht 1892 0.12 ± 0.27 4.73 ± 2.31 4.35 ± 4 0.75 ± 1.22 3.8 ± 5.03 2.75 ± 3.45 0.331 64.0
  Oncaea venusta Philippi 1843 11.59 ± 20.8 4.99 ± 3 3.49 ± 3.3 3.86 ± 4.91 0.13 ± 0.29 4.81 ± 9.71 0.579 72.0
 Sapphirinidae
  Copilia mirabilis Dana 1849 2.27 ± 4.2 0.1 ± 0.22 0.2 ± 0.28 0.51 ± 1.94 0.062 24.0
  Sapphirina gemma Dana 1849 0.14 ± 0.2 0.03 ± 0.1 0.003 8.0
  1. Species in boldface indicate that the abundance of copepod with RA value over 0.5 % was applied to the Bray–Curtis cluster analysis