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Table 1 Taxonomic list of phytoplankton (>5 μm) and their abundance at three different stations

From: Biogeochemistry and ecology of Pyrosoma spinosum from the Central Arabian Sea

  Station 17   Station 20   Station 23
Phytoplankton composition Cell L −1 (<100 mt) Phytoplankton composition Cell L −1 (<100 mt) Phytoplankton composition Cell L −1 (<100 mt)
Diatom (centric)
 Bacteriastrum delicatulum 25 Chaetoceros peruvianus 24 Chaetoceros spp. 111
 Chaetoceros coarctatus associated with vorticella 42 Corethron hystrix 45 Coscinodiscus spp. 140
 Chaetoceros messanensis 85 Fragilaria spp. 152 Fragilaria spp. 75
 Chaetoceros peruvianus 25 Rhizosolenia robusta 25 Planktoniella sol 19
 Chaetoceros spp. 113 Thalassiosira spp. 89 Pleurosigma spp. 19
 Coscinodiscus radiatus 41    Rhizosolenia alata 408
 Coscinodiscus eccentricus 2    Rhizosolenia hebetata 152
 Coscinodiscus spp. 21    Rhizosolenia imbricata 157
 Guinardia flaccida 42    Rhizosolenia robusta 60
 Guinardia striata 42    Rhizosolenia shrubsolei 105
 Leptocylindrus minimus 190    Rhizosolenia spp. 11
 Rhizosolenia alata 404    Rhizosolenia styliformis 494
 Rhizosolenia in association with vorticella 98    Thalassiosira spp. 318
 Rhizosolenia hebetata 29     
 Rhizosolenia imbricata 199     
 Rhizosolenia robusta 31     
 Rhizosolenia setigera 21     
 Rhizosolenia shrubsolei 19     
 Rhizosolenia stolterfothii 21     
 Rhizosolenia styliformis 521     
 Rhizosolenia spp. 21     
 Thalassiosira spp. 337     
Diatom (pennate)
 Cocconeis spp. 25 Navicula spp. 43 Coconeis spp. 38
 Navicula directa 21 Nitzschia closterium 136 Navicula transitrans f. delicatula 22
 Navicula spp. 155 Nitzschia spp. 66 Navicula spp. 49
 Navicula transitrans f. delicatula 10 Pseudonitzschia spp. 165 Nitzschia closterium 98
 Nitzschia closterium 21 Thalassiothrix spp. 443 Nitzschia spp. 198
 Nitzschia spp. 19    Pseudonitzschia spp. 151
 Pleurosigma directum 10    Thalassiothrix longissima 241
 Pleurosigma spp. 144     
 Pseudonitszchia spp. 19     
 Thalassiothrix spp. 85     
Dinoflagellates
 Ceratium fusus 21 Amphidinium spp. 21 Amphidinium spp. 19
 Ceratium horridum 42 Ceratium fusus 21 Amphisolenia bidentata 46
 Ceratium tripos 34 Gymnodium spp. 24 Ceratium tripos 22
 Goniodoma spp. 21 Gyrodinium spp. 21 Dinoflagellate cysts 19
 Gyrodinium spp. 46 Phalacroma rotundatum 21 Gonyaulax spp. 22
 Protoperidinium depressum 42 Prorocentrum dentatum 21 Gymnodium spp. 46
 Protoperidinium grande 21 Prorocentrum spp. 21 Gyrodinium spp. 25
 Protoperidinium oceanicum 10    Podolampus spp. 11
 Protoperidinium steinii 10    Protoperidinium spp. 46
     Pyrophacus horologium 42
Silicoflagellate
 Dictyocha fibula 19 Dictyocha spp. 27   
Chrysophyceae
 Phaeocystis spp. 1,691 Phaeocystis spp. 6,986,667 Phaeocystis spp. 12,285,714
Total cells L−1 3,103   1,367   3,166