Table 2.

Origin of the cultures used in the screening study together with media used for growing and the number of cells harvested for extracting and quantifying MAAs expressed to two significant figures.

Culture	Group	a Culture code	Culture medium	Cells harvested (number * 106)
Thalassiosira weissflogii	Bacillariophyceae	INT	f/2-Si	23
Phaeodactylum tricornutum	“	PLY 100	f/2-Si	9000
Chlorarachnion reptans	Chlorarachniophyceae	CCAP 815/1	f/2	10
Chlamydomonas concordia	Chlorophyceae	PLY 491	f/2	45
Dunaliella tertiolecta	“	PLY 83	f/2	not quantified
Ruttnera maritima	Chrysophyceae	PLY 177	QA	120
Pelagococcus subviridis	“	PLY 542	f/2	590
Cryptomonas maculata	Cryptophyceae	PLY 175	f/2	95
Chroomonas salina	“	PLY 544	f/2	210
Rhinomonas reticulata	“	PLY 358	Q/A	4.6
Hemiselmis brunnescens	“	PLY 14	Erdschreiber	17
bNostoc commune	Cyanophyta	CCAP 1453/24	BG11	240
Amphidinium carterae	Dinophyceae	PLY 127	f/2	3.4
Prorocentrum lima	“	PLY 558A	f/2	99
Prorocentrum micans	“	INT	f/2	29
Alexandrium tamarense	“	PLY 173A	f/2	140
cOxyrrhis marina	“	INT	f/2	4.6
Prorocentrum minimum	“	PLY 18B	f/2	32
Scrippsiella trochoidea	“	PLY 104	Erdschreiber	5.4
Glenodinium foliaceum	“	PLY 499	Erdschreiber	1.5
Gymnodinium galatheanum	“	PLY 517	Erdschreiber	0.62
Heterocapsa triquetra	“	PLY 169	Erdschreiber	0.05
Gymnodinium venificum	“	PLY 103	Erdschreiber	8
dEuglena gracilis	Euglenophyceae	INT	QA	150
Nannochloropsis oculata	Eustigmatophyceae	CCAP 849/1	f/2	125000
Nephroselmis rotunda	Prasinophyceae	PLY 210	QA	150
Phaeocystis globosa	Prymnesiophyceae	PLY 64	f/2	not quantified
Emiliania huxleyi	“	PLY 92	f/2	580
Isochrysis galbana	“	INT	f/2	1300
Heterosigma akashiwo	Raphidophyceae	PLY 461	f/2	380
Porphyridinium purpureum	Rhodophyceae	PLY 539	f/2	16
Rhodomonas marina	“	INT	f/2	66
Rhodomonas baltica	“	INT	f/2	7.6

^aPLY: Plymouth Culture Collection, CCAP: Culture Collection of Algae and Protozoa, INT: sourced at PML;

^bN. commune is a terrestrial cyanobacterium;

^cCulture contained diatoms as food source;

^dE. gracilis is a freshwater species.