Table 2 Ciliate taxa and their seasonality as well as maximum cell concentrations, the mean biovolume and mean carbon content of each taxon as recorded during the 2.5 years of microzooplankton monitoring
From: Dinoflagellates and ciliates at Helgoland Roads, North Sea
Ciliates | Assigned trophy | Observed seasonality | Maximum (cells L−1) | Months with maxima | Biovolume (μm³ cell−1) | Carbon (pg cell−1) |
|---|---|---|---|---|---|---|
Order Strombidiida | ||||||
Cyrtostrombidium sp. 70 μm | HT | Jan–Dec | 480 | Apr | 9,845 | 1,871 |
Cyrtostrombidium sp. 160 μm | HT | Apr–Jan | 80 | Oct | 170,893 | 32,470 |
Laboea strobila | HT | Feb–Nov | 2,240 | Mar | 91,865 | 17,454 |
Strombidium capitatum | HT | Feb–Oct | 1,120 | Apr | 99,785 | 18,959 |
Strombidium cf. acutum | HT | Jan–Dec | 3,020 | Apr | 43,563 | 8,277 |
Strombidium cf. conicum | HT | Mar–Sep | 360 | May | 24,877 | 4,727 |
Strombidium cf. emergens | HT | Jan–Aug | 1,080 | Apr | 35,923 | 6,825 |
Strombidium cf. epidemum 30 μm | HT | Jan–Dec | 24,840 | Apr | 6,465 | 1,228 |
Strombidium cf. epidemum 35 μm | HT | Jan–Oct | 1,320 | Aug | 8,862 | 1,684 |
Strombidium cf. lynii | HT | Jan–Dec | 400 | Jan | 36,968 | 7,024 |
Strombidium cf. tressum | HT | Mar–Sep | 2,640 | Apr | 9,694 | 1,842 |
Strombidium sp. 20 μm | HT | Jan–Dec | 1,640 | May | 4,977 | 946 |
Strombidium sp. 25 μm | HT | Feb–Sep | 1,680 | Jul | 2,463 | 468 |
Strombidium sp. A 30 μm | HT | Jan–Dec | 540 | Apr | 5,893 | 1,120 |
Strombidium sp. B 30 μm | HT | Sep–May | 200 | May/Oct | 4,157 | 790 |
Strombidium sp. 35 μm | HT | Jan–Dec | 580 | Aug | 8,244 | 1,566 |
Strombidium sp. 40 μm | HT | Jan–Dec | 2,480 | May | 7,296 | 1,386 |
Strombidium sp. 50 μm | HT | Jan–Sep | 100 | Aug/Sep | 9,390 | 1,784 |
Strombidium sp. 60 μm | HT | Feb–Dec | 1,200 | Jul | 19,294 | 3,666 |
Strombidium sp. 100 μm | HT | Jan–Dec | 120 | Apr | 105,853 | 20,112 |
Tontonia gracillima | HT | Feb–Dec | 280 | Apr/May/Jun | 25,089 | 4,767 |
Order Choreotrichida | ||||||
Leegaardiella cf. ovalis | HT | Jan–Dec | 380 | Feb | 5,594 | 1,063 |
Leegaardiella cf. sol | HT | Jan–Dec | 780 | Apr | 22,301 | 4,237 |
Lohmanniella oviformis | HT | Nov–Jul | 2,260 | Mar | 4,725 | 898 |
Rimostrombidium sp. | HT | Feb–Sep | 320 | Apr | 100,779 | 19,148 |
Strobilidium cf. neptunii | HT | Feb–Nov | 160 | May/Jun | 54,726 | 10,398 |
Strobilidium cf. sphaericum | HT | Jul–??? | 40 | Jul | 74,475 | 14,150 |
Strobilidium cf. spiralis | HT | Apr–??? | 40 | Apr | 18,578 | 3,530 |
Strobilidium sp. 15 μm | HT | May–Nov | 10,160 | Aug | 1,061 | 202 |
Strobilidium sp. 45 μm | HT | May–Aug | 400 | Aug | 38,186 | 7,255 |
Strombidinopsis sp. 90 μm | HT | Dec–Apr | 40 | Dec/Jan/Mar | 94,898 | 18,031 |
Strombidinopsis sp. 120 μm | HT | Jul–Oct | 120 | Aug | 103,546 | 19,674 |
Order Tintinnida | ||||||
Eutintinnus sp. 30 μm | HT | Jun–Oct | 240 | Oct | 4,169 | 792 |
Eutintinnus sp. 60 μm | HT | Aug–??? | 120 | Aug | 32,695 | 6,212 |
Favella ehrenbergii | HT | Jul–Oct | 280 | Sep | 100,917 | 19,174 |
Salpingella sp. | HT | Oct–Jan | 260 | Nov | 1,953 | 371 |
Stenosemella sp. | HT | Nov–Jun | 6,440 | May | 10,722 | 2,037 |
Tintinnid sp. 30 μm | HT | Jan–Dec | 1,800 | Jun | 1,496 | 284 |
Tintinnid sp. 70 μm | HT | Sep–??? | 40 | Sep | 58,219 | 11,062 |
Tintinnidium cf. balechi | HT | Jan–Dec | 1,360 | Jan | 4,114 | 782 |
Tintinnopsis cf. radix | HT | Aug–Oct | 80 | Oct | 27,489 | 5,223 |
Tintinnopsis sp. | HT | Mar–Jan | 660 | Nov | 4,279 | 813 |
Order Cyclotrichiida | ||||||
Askenasia regina | HT | Aug–Oct | 380 | Oct | 172,422 | 32,760 |
Askenasia sp. | HT | Apr–Sep | 60 | Jun | 269,492 | 51,203 |
Mesodinium pulex | HT | Jan–Dec | 1,600 | Aug | 2,258 | 429 |
Mesodinium sp. 20 μm | HT | May–Mar | 680 | Aug | 4,102 | 779 |
Mesodinium sp. 45 μm | HT | May–Sep | 160 | Jul/Aug | 50,965 | 9,683 |
Myrionecta rubra 15 μm | MT | Jan–Dec | 24,960 | Apr | 2,356 | 448 |
Myrionecta rubra 35 μm | MT | Jan–Dec | 23,560 | Jun | 21,637 | 4,111 |
Order Haptorida | ||||||
Cyclotrichium sp. | HT | Mar–Oct | 380 | Apr | 595,288 | 113,105 |
Didinium gargantua | HT | Jun–Aug | 20 | Jun/Aug | 68,770 | 13,066 |
Spathidium sp. | HT | Mar–Nov | 500 | Jun | 5,864 | 1,114 |
Order Prorodontida | ||||||
Balanion comatum 10–15 μm | HT | May–Jan | 4,426 | Jun | 443 | 84 |
Balanion comatum 15–25 μm | HT | Jan–Nov | 1,880 | Jun | 2,356 | 448 |
Tiarina fusus | HT | Jun–Dec | 1,520 | Aug | 20,425 | 3,881 |
Order Euplotida | ||||||
Euplotes sp. | HT | Jan–Dec | 1,040 | Aug | 7,561 | 1,437 |
Subclass Scuticociliatia | ||||||
Scuticociliates 10–30 μm | HT | Jan–Dec | 2,240 | Apr | 1,595 | 303 |
Scuticociliates 30–50 μm | HT | Apr–Jan | 1,320 | Aug | 17,641 | 3,352 |
Sessile ciliates | ||||||
Acineta sp. | HT | Apr–Aug | 60 | Aug | 35,298 | 6,707 |
Vorticella sp. | HT | Jan–Dec | 620 | May | 6,729 | 1,278 |
Miscellaneous | ||||||
Strombidium/Strobilidium spp. < 10 μm | HT | Jan–Dec | 3,043 | Jun | 347 | 66 |
Strombidium/Strobilidium spp. < 15 μm | HT | Jan–Dec | 19,360 | Jun | 805 | 153 |