Table 2.
Most abundant family-level microbial taxa (>10% in at least one sample) in the microbiomes of mesopelagic invertebrate and fish hosts.
| Host species | Microbial family | Min. [%] | Max. [%] | Mean [%] |
|---|---|---|---|---|
| Acanthamunnopsis milleri | Bacteroidota; Bacteroidia; Bacteroidales; Muribaculaceae | 3.63 | 48.77 | 23.76 |
| Proteobacteria; Gammaproteobacteria; Burkholderiales; Comamonadaceae | 0.00 | 57.87 | 19.30 | |
| Firmicutes; Bacilli; Entomoplasmatales; Entomoplasmatales Incertae Sedis | 0.00 | 42.26 | 15.23 | |
| Firmicutes; Clostridia; Lachnospirales; Lachnospiraceae | 1.41 | 23.96 | 9.11 | |
| Proteobacteria; Alphaproteobacteria; Rhodobacterales; Rhodobacteraceae | 0.00 | 25.44 | 8.48 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Enterobacteriaceae | 0.00 | 20.36 | 6.79 | |
| Munneurycope murrayi | Campylobacterota; Campylobacteria; Campylobacterales; Sulfurospirillaceae | 0.00 | 48.56 | 28.65 |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Vibrionaceae | 0.49 | 33.97 | 13.05 | |
| Proteobacteria; Gammaproteobacteria; Pseudomonadales; Pseudomonadales MBAE14 | 0.00 | 27.53 | 9.19 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Pseudoalteromonadaceae | 0.34 | 19.73 | 7.72 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Shewanellaceae | 0.17 | 22.14 | 7.62 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Colwelliaceae | 1.69 | 16.50 | 6.84 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Moritellaceae | 0.15 | 11.58 | 3.97 | |
| Cyclothone atraria | Bacteroidota; Bacteroidia; Bacteroidales; Muribaculaceae | 0.15 | 35.28 | 18.71 |
| Firmicutes; Clostridia; Lachnospirales; Lachnospiraceae | 0.41 | 18.80 | 11.46 | |
| Myzozoa; Conoidasida; Eucoccidiorida; Eimeriidae | 0.00 | 36.81 | 15.81 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Vibrionaceae | 0.23 | 36.01 | 12.16 | |
| Proteobacteria; Gammaproteobacteria; Pseudomonadales; Moraxellaceae | 0.21 | 18.85 | 6.51 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Pseudoalteromonadaceae | 0.00 | 12.14 | 4.05 | |
| Cyclothone signata | Bacteroidota; Bacteroidia; Bacteroidales; Muribaculaceae | n.a. | n.a. | 48.77 |
| Firmicutes; Clostridia; Lachnospirales; Lachnospiraceae | n.a. | n.a. | 24.98 | |
| Stenobrachius leucopsarus | Proteobacteria; Gammaproteobacteria; Enterobacterales; Vibrionaceae | 26.35 | 90.16 | 71.66 |
| Bacteroidota; Bacteroidia; Flavobacteriales; Flavobacteriaceae | 0.83 | 31.10 | 8.96 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Colwelliaceae | 0.27 | 11.11 | 3.51 | |
| Euphausia pacifica | Proteobacteria; Gammaproteobacteria; Thiotrichales; Thiotrichaceae | 13.10 | 53.17 | 26.43 |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Colwelliaceae | 2.11 | 28.98 | 17.11 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Vibrionaceae | 3.87 | 19.87 | 11.21 | |
| Proteobacteria; Gammaproteobacteria; Chromatiales; Sedimenticolaceae | 0.87 | 18.18 | 8.36 | |
| Bacteroidota; Bacteroidia; Flavobacteriales; Flavobacteriaceae | 2.92 | 15.20 | 8.06 | |
| Poeobius meseres | Firmicutes; Bacilli; Mycoplasmatales; Mycoplasmataceae | 0.00 | 81.71 | 24.37 |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Vibrionaceae | 0.00 | 66.57 | 14.88 | |
| Proteobacteria; Gammaproteobacteria; Nitrosococcales; Methylophagaceae | 0.00 | 74.24 | 13.56 | |
| Proteobacteria; Gammaproteobacteria; Burkholderiales; Comamonadaceae | 0.00 | 44.05 | 9.65 | |
| Proteobacteria; Gammaproteobacteria; Pseudomonadales; Moraxellaceae | 0.00 | 31.71 | 8.95 | |
| Proteobacteria; Gammaproteobacteria; Burkholderiales; Burkholderiaceae | 0.00 | 32.06 | 5.34 | |
| Proteobacteria; Gammaproteobacteria; Pseudomonadales; Halieaceae | 0.00 | 11.02 | 3.02 | |
| Bacteroidota; Bacteroidia; Bacteroidales; Muribaculaceae | 0.00 | 14.96 | 2.63 | |
| Tomopteris sp. | Bacteroidota; Bacteroidia; Bacteroidales; Muribaculaceae | 15.91 | 46.86 | 31.38 |
| Proteobacteria; Alphaproteobacteria; Rhizobiales; Beijerinckiaceae | 0.00 | 23.77 | 11.89 | |
| Proteobacteria; Gammaproteobacteria; Burkholderiales; Comamonadaceae | 2.36 | 19.36 | 10.86 | |
| Firmicutes; Clostridia; Lachnospirales; Lachnospiraceae | 0.46 | 19.34 | 9.90 | |
| Bacteroidota; Bacteroidia; Chitinophagales; Chitinophagaceae | 0.00 | 16.23 | 8.11 | |
| Proteobacteria; Gammaproteobacteria; Burkholderiales; Burkholderiaceae | 0.10 | 13.33 | 6.72 | |
| Firmicutes; Clostridia; Oscillospirales; Oscillospiraceae | 0.00 | 11.23 | 5.62 | |
| Eusergestes similis | Proteobacteria; Gammaproteobacteria; Pseudomonadales; Spongiibacteraceae | 40.22 | 61.87 | 50.05 |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Vibrionaceae | 3.11 | 12.25 | 6.32 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Colwelliaceae | 0.82 | 10.74 | 4.10 | |
| Vampyroteuthis infernalis | Bacteroidota; Bacteroidia; Bacteroidales; Muribaculaceae | 26.99 | 43.16 | 35.08 |
| Firmicutes; Clostridia; Lachnospirales; Lachnospiraceae | 20.70 | 27.75 | 24.23 | |
| Firmicutes; Bacilli; Mycoplasmatales; Mycoplasmataceae | 8.94 | 14.44 | 11.69 | |
| Vitreosalpa sp. | Proteobacteria; Gammaproteobacteria; Nitrosococcales; Methylophagaceae | 0.00 | 37.88 | 14.27 |
| Bacteroidota; Bacteroidia; Bacteroidales; Muribaculaceae | 0.00 | 36.29 | 10.30 | |
| Firmicutes; Clostridia; Lachnospirales; Lachnospiraceae | 0.92 | 24.93 | 9.94 | |
| Myzozoa; Conoidasida; Eucoccidiorida; Eimeriidae | 0.00 | 45.86 | 9.18 | |
| Proteobacteria; Gammaproteobacteria; Nitrosococcales; Nitrosococcaceae | 0.00 | 33.14 | 8.01 | |
| Proteobacteria; Gammaproteobacteria; Gammaproteobacteria JTB23; Unassigned | 0.00 | 22.96 | 7.98 | |
| Firmicutes; Bacilli; Entomoplasmatales; Entomoplasmatales Incertae Sedis | 0.00 | 24.41 | 5.08 | |
| Proteobacteria; Gammaproteobacteria; Pseudomonadales; Spongiibacteraceae | 0.00 | 17.74 | 3.81 | |
| Proteobacteria; Gammaproteobacteria; Enterobacterales; Colwelliaceae | 0.00 | 12.85 | 2.95 | |
| Verrucomicrobiota; Verrucomicrobiae; Verrucomicrobiales; Rubritaleaceae | 0.00 | 11.67 | 2.91 | |
| Bacteroidota; Bacteroidia; Chitinophagales; Unassigned | 0.00 | 12.22 | 2.44 |
Range and mean percentage abundances are shown.