Table 1 Planktonbaits1 and HABbaits1.

Planktonbaits1

Ciliophora, MALV, Dinophyceae, Archaeplastida, Euglenida, Telonemia, Haptophyta, Cryptophyta, Katablepharidophyta, Chlorarachnea, Phaeodarea, Foraminifera, Acantharea, Other_Radiolaria, RAD, Collodaria, MAST, Bicoeca, MOCH, Raphidophyceae, Pinguiophyceae, Phaeophyceae, Chrysophyceae-Synurophyceae, Pelagophyceae, Dictyochophyceae, Bolidophyceae-and-relatives, Bacillariophyta

18S-V9

W2_PR2_V9²⁵

Trichodesmium erythraeum, Prochlorococcus marinus, Synechococcus sp.

16S-V4

SILVA²⁶

https://www.arb-silva.de/

HABbaits1

Dinoflagellates

LSU: SILVA; SSU: PR2²⁷ or NCBI (https://www.ncbi.nlm.nih.gov/); D1D2: PHYTOPK28S-D1D2²⁸; ITS: BOLD²⁹ (http://www.boldsystems.org/) or NCBI; rbcL: BOLD; COI: BOLD or NCBI

Alexandrium tamarense Group 1 (A. catenella)

LSU, D1D2, ITS, COI

Alexandrium tamarense Group 2 (A. mediterraneum)

LSU, D1D2, ITS, COI

Alexandrium tamarense Group 3 (A. tamarense)

LSU, D1D2, ITS, COI

Alexandrium tamarense Group 4 (A. pacificum)

LSU, D1D2, ITS, COI

Alexandrium tamarense Group 5 (A. australiense)

LSU, D1D2, ITS, COI

Gymnodinium catenatum

LSU, D1D2, ITS, COI

Noctiluca scintillans

LSU, D1D2

Tripos (Ceratium) furca

LSU, SSU, D1D2

Tripos (Ceratium) fusus

LSU, SSU, D1D2, COI

Tripos sp. (genus)

SSU

Tripos muelleri

LSU, SSU

Diatoms

Pseudo-nitzschia sp. (genus)

LSU, D1D2, SSU, ITS

Pseudo-nitzschia cuspidata

LSU, D1D2, ITS, rbcL

Pseudo-nitzschia pungens

LSU, D1D2, ITS, rbcL

Haptophytes

Emiliania huxleyi

LSU, D1D2, rbcL, COI

Cnidarians

Aurelia spp.

LSU, D1D2, ITS, COI

Cyanea spp.

LSU, ITS, COI

Physalia

LSU, ITS, COI

Molluscs

Crassostrea gigas

LSU, D1D2, ITS, COI

Ostrea angasi

LSU, COI

Mytilus galloprovincialis

LSU, D1D2, ITS, COI

Modiolus spp.

LSU, D1D2, ITS, COI

Genes involved in toxin production

SxtA