Table I: Comparison of the occurrence of marine benthic diatoms in Potter Cove, King George Island, Antarctica in 2003 (Al-Handal and Wulff 2008 b) and 2015 (present study).
| Species |
ZDDƎ |
ZDIs |
| Achnanthes bongrainii (M. Peragallo) A. Mann |
r |
– |
| Achnanthes cf. groenlandica (Cleve) Grunow |
– |
f |
| Actinocyclus actinochilus (Ehrenberg) Simonsen |
r |
c |
| Actinocyclus curvatulus Janisch |
r |
– |
| Amphora cf. eximia Carter a |
r |
– |
| Amphora gourdonii M. Peragallo |
– |
f |
| Amphora marina W. Smith |
f |
f |
| Amphora cf. laevissima Gregory |
r |
– |
| Amphora spectabilis Gregory |
r |
– |
| Amphora sp. 1 |
– |
r |
| Amphora sp. 2 |
– |
r |
| Asteromphalus parvulus Karsten |
– |
r |
| Biremis ambigua (Cleve) D. G. Mann Caloneis sp. b |
– vr |
f r |
| Campyloneis frenguellii Riaux-Gobin et Guerrero |
– |
f |
| Cocconeis antiqua Tempère et Brun c |
f |
f |
| Cocconeis costata Gregory |
r |
– |
| Cocconeis costata var. antarctica Manguin |
r |
– |
| Cocconeis costata var. hexagona Grunow |
– |
r |
| Cocconeis dallmannii Al-Handal, Riaux-Gobin, Romero |
– |
r |
| et Wulff |
| Cocconeis fasciolata (Ehrenberg) Brown |
r |
f |
| Cocconeis hauniensis Witkowski |
vr |
– |
| Cocconeis cf. imperatrix A. Schmidt |
r |
c |
| Cocconeis matsii (Al-Handal, Riaux-Gobin et A.Wulff) |
– |
f |
| Riaux-Gobin, Compère, Romero et Williams |
| Cocconeis melchioroides Al-Handal, Riaux-Gobin, |
– |
r |
| Romero et Wulff |
| Cocconeis moronensis A. Schmidt |
vr |
– |
| Cocconeis pinnata Gregory ex Greville |
r |
– |
| Cocconeis scutellum Ehrenberg |
vr |
– |
| Cocconeis sp. 1 |
vr |
– |
| Cocconeis sp. 2 |
vr |
– |
| Corethron pennatum (Grunow) Osten fi eld |
r |
f |
| Coscinodiscus asteromphalus Ehrenberg |
vr |
– |
| Coscinodiscus radiatus Ehrenberg |
– |
vr |
| Cylindrotheca closterium (Ehrenberg) Reimann et Lewin |
– |
r |
| Diploneis smithii (Brébisson) Cleve |
r |
r |
| Diploneis weiss fl ogii (Schmidt) Cleve |
– |
vr |
| Diploneis sp. |
– |
r |
| Entomoneis gigantea Grunow |
vr |
r |
| Entomoneis kjellmanii (Cleve) Poulin et Cardinal |
f |
r |
| Entomoneis paludosa (W. Smith) Reimer |
f |
c |
| Entopyla ocellata (Arnott) Grunow |
r |
f |
| Eucampia antarctica (Castracane) Mangin |
vr |
– |
| Eunotia praerupta Ehrenberg |
vr |
– |
| Fogedia cf. giffeniana (Foged) Witkowski, Lange- |
r |
– |
| Bertalot, Metzeltin et Bafana |
| Fragilaria striatula Lyngbye |
– |
f |
| Fragilariopsis cylindrus (Grunow ex Cleve) Helmcke et |
– |
r |
| Krieger |
| Fragilariopsis rhombica (O’ Meara) Hustedt |
r |
– |
| Gogorevia parexigua (Metzeltin et Lange-Bertalot) Kulikovskiy et Kociolek d |
r |
– |