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
| Â | Station 17 | Â | Station 20 | Â | 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 |
| Â | Â | Â | Â | 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 |