*Brochothrix* | 0% ^{a} | 0% ^{b} | 0% ^{c} | 0.28% (0.05–0.45) ^{a,b,c} | 0% (0–0.04) | ^{a,c}*P* < 0.05
^{b}*P* < 0.01 |

*Limnohabitans* | 0% ^{a} | 0% ^{b} | 0% ^{c} | 0.24% (0.06–0.39) ^{a,b,c,d} | 0% ^{d} | ^{a,b,c}*P* < 0.01
^{d}*P* < 0.05 |

*Rhodoluna* | 0% ^{a} | 0% ^{b} | 0% ^{c} | 0.45% (0.09–0.95) ^{a,b,c,d} | 0% ^{d} | ^{a}*P* < 0.001
^{b,c}*P* < 0.01
^{d}*P* < 0.05 |

*Curvibacter* | 0% ^{a} | 0% ^{b} | 0% ^{c} | 0.06% (0.01–0.10) ^{a,b,c,d} | 0% ^{d} | ^{a,b,c}*P* < 0.001
^{d}*P* < 0.01 |

*Pseudarcicella* | 0% ^{a} | 0% ^{b} | 0% ^{c} | 0.20% (0.05–0.23) ^{a,b,c,d} | 0% ^{d} | ^{a,b,c}*P* < 0.01
^{d}*P* < 0.05 |

Sporichthyaceae genus | 0% ^{a} | 0% ^{b} | 0% ^{c} | 0.11% (0.01–0.18) ^{a,b,c,d} | 0% ^{d} | ^{a,b,c}*P* < 0.001
^{d}*P* < 0.05 |