Table 5.
Diversity of potential protist pathogens detected in the environment.
| Phyla | Order | Genus | S | W | Host | Reference | |
|---|---|---|---|---|---|---|---|
| Amoebozoa | - | Paramoeba | 141 | 694 | Sea urchins. farmed fish, crustaceans | (63–65) | |
| Hartmannella | 16 | 445 | Rainbow trout | (66) | |||
| Excavata | Kinetoplastida | Neobodo | 398 | 457 | Ascidians | (67) | |
| Stramenopiles | Oomycetes | Lagenidiales | Halocrusticida | 343 | 1,191 | Crustaceans | (68) |
| Lagenidium | 15 | 48 | Fungi, algae, nematodes, rotifers, insects, crustaceans, mammals | (69–72) | |||
| Myzocytiopsidales | Eurychasma | 35 | 212 | Brown algae | (73) | ||
| Myzocytiopsis | 27 | 117 | Nematodes | (74–76) | |||
| Olpidiopsidales | Olpidiopsis | 5 | 290 | Red, green and brown algae | (77) | ||
| Peronosporales | Phytophthora | 1 | 20 | Terrestrial plants | (78) | ||
| Pythiales | Pythium | 19 | 901 | Terrestrial plants, nematodes, insects, fish, mammals | (72, 79, 80) | ||
| Saprolegniales | Aphanomyces | 0 | 10 | Crustacenas, fish | (81, 82) | ||
| Labyrinthulomycetes | Labyrinthulaceae | Labyrinthula | 8 | 99 | Abalone, clams, flatworms, seastar, and eelgrass populations | (83–90) | |
| Stellarchytrium | 16 | 44 | |||||
| Thraustochytriaceae | Aplanochytrium | 453 | 6,646 | ||||
| Oblongichytrium | 363 | 717 | |||||
| Thraustochytrium | 1,001 | 2,826 | |||||
| Alveolata | Apicomplexa | Archigregarinorida | Selenidium | 2,523 | 4,484 | Polichaeta, sipunculida and some hemichordate | (91) |
| NA | Philasterida | Pseudocohnilembus | 0 | 657 | Olive flounder, rainbow trout | (92–95) | |
| Cohnilembus | 13 | 2 | Farmed fish | (96) | |||
|
Miamiensis Philasterides |
12 | 68 | Turbot, sharks | (40, 97–99) | |||
| Parauronema | 64 | 53 | Farmed fish | (96) | |||
| NA | Philasterida | Philaster | 10 | 32 | Corals (Acropora muricata) | (100) | |
| Porpostoma | 22 | 11 | Farmed fish | (96, 101) | |||
| Anophryoides | 7 | 2 | Crustaceans (Homarus americanus) | (102, 103) | |||
| Metanophrys | 0 | 7 | Farmed fish | (96) | |||
| Syndiniales | Amoebophrya | 28 | 882 | Dinophyceae (including HA) | (104–106) | ||
| Duboscquella | 3 | 44 | Ciliata (Favella ehrenbergii, F. panamensis) | (107, 108) | |||
| Hematodinium | 8 | 15 | Marine crustaceans | (109, 110) | |||
| Perkinsidae | Parvilucifera | 11 | 163 | Dinoflagellates | (111) | ||
| Perkinsus | 19 | 120 | Bivalves | (34, 112) | |||
| Suessiales | Symbiodinium | 558 | 164 | Anemones, sponges, mollusks, ciliates, foraminiferans | (113) | ||
| Pelagodinium | 18 | 223 | Foraminifera | (114) | |||
| – | Cryptocaryon | 31 | 3 | Marine fishes | (115, 116) | ||
| Chlamydodontida | Chilodonella | 0 | 15 | Farmed freshwater fishes | (117–119) | ||
| Rhizaria | NA | Haplosporidia | Haplosporidium | 0 | 12 | Molluscs and crustaceans | (120–122) |
| Imbricatea | Pseudopirsonia | 98 | 1,031 | Various diatom species | (123) | ||
| Thecofilosea | Rhogostoma | 13 | 1,439 | Fish | (124) |