Table 2.

List of Phytoplankton taxa and species detected with relative cellular abundances (cells/L) from February to May 2019 in the Calich Lagoon (Sardinia).

Algal Class	Algal species	February	March	April	May
Bacillariophyceae	Achnanthes sp.	<300	<300	400	<300
	Amphora sp.	3893	<300	3958	<300
	Chaetoceros subtilis	<300	756146	117054	642576
	Chaetoceros tenuissimus	<300	<300	3958	<300
	Cocconeis sp.	<300	<300	32458	491570
	Cyclotella sp.	<300	55898550	198294	19773
	Fragilaria sp.	3142	<300	<300	<300
	Licmophora sp.	<300	<300	<300	9500
	Melosira spp.	11458	2049	600	<300
	Melosira varians	2083	<300	<300	<300
	Navicula spp.	7663	7197	23373	4750
	Nitzschia sp.	<300	7661	<300	15797
	Skeletonema costatum	<300	4121077	949057	<300
	Synedra sp.	<300	992	100	<300
	Thalassiosira sp.	7663	3074	<300	116320
	Tryblionella sp.	61430	<300	<300	<300
	Entomoneis sp.	<300	<300	<300	<300
Dinophyceae	Gymnodinium sp.	<300	<300	<300	5523
	Kryptoperidinium foliaceum	<300	11075	<300	<300
	Minuscola bipes	<300	7197	<300	<300
Chlorophyceae	Tetraselmis sp.	<300	<300	3958	23750
Cryptophyceae	undetermined Cryptophyceae	11433	965555	484500	141396
Dictyophyceae	Apedinella spinifera	<300	<300	15323	<300
Pyramimonadophyceae	Pyramimonas sp.	<300	183174	<300	<300
ultraplankton		17367188	13364022	51471000	95285000

<300 cells/L = detection limited