The list below is ordered by the number of Species by number of registered breeders per species. Click the column heading links to sort in different orders, click on the numbers to drill down into the detail.
| Rank | Species | Keepers | Breeders | Wishes | Sightings |
| 1. | 0 | 83 | 16 | 264 | |
| 2. | 0 | 12 | 3 | 42 | |
| 3. | 0 | 8 | 6 | 34 | |
| 4. | 0 | 7 | 9 | 27 | |
| 5. | 0 | 7 | 4 | 35 | |
| 6. | 0 | 6 | 7 | 17 | |
| 7. | 0 | 6 | 7 | 60 | |
| 8. | 0 | 5 | 7 | 20 | |
| 9. | 0 | 5 | 4 | 18 | |
| 10. | 0 | 4 | 7 | 67 | |
| 11. | 0 | 4 | 8 | 20 | |
| 12. | 0 | 3 | 8 | 24 | |
| 13. | 0 | 3 | 7 | 28 | |
| 14. | 0 | 3 | 2 | 17 | |
| 15. | 0 | 3 | 17 | 27 | |
| 16. | 0 | 2 | 3 | 9 | |
| 17. | Cryptoheros cutteri | 0 | 2 | 0 | 0 |
| 18. | 0 | 2 | 5 | 11 | |
| 19. | 0 | 2 | 2 | 7 | |
| 20. | 2 | 2 | 0 | 12 | |
| 21. | 0 | 2 | 0 | 9 | |
| 22. | 2 | 1 | 0 | 2 | |
| 23. | 0 | 1 | 1 | 14 | |
| 24. | 0 | 1 | 2 | 12 | |
| 25. | 0 | 1 | 3 | 7 | |
| 26. | 0 | 1 | 9 | 24 | |
| 27. | 0 | 1 | 4 | 14 | |
| 28. | 0 | 1 | 1 | 9 | |
| 29. | 5 | 1 | 0 | 11 | |
| 30. | 0 | 1 | 10 | 21 | |
| 31. | 2 | 1 | 0 | 3 | |
| 32. | 9 | 1 | 0 | 14 | |
| 33. | 10 | 1 | 0 | 12 | |
| 34. | 0 | 1 | 9 | 11 | |
| 35. | 6 | 1 | 0 | 12 | |
| 36. | 0 | 1 | 5 | 11 | |
| 37. | 0 | 1 | 3 | 8 | |
| 38. | 3 | 1 | 1 | 5 | |
| 39. | 4 | 1 | 0 | 1 | |
| 40. | 1 | 1 | 0 | 1 | |
| 41. | 3 | 1 | 0 | 1 | |
| 42. | 1 | 1 | 0 | 1 | |
| 43. | 1 | 1 | 0 | 2 | |
| 44. | 1 | 1 | 0 | 1 | |
| 45. | 1 | 1 | 0 | 1 | |
| 46. | 1 | 1 | 0 | 2 | |
| 47. | 3 | 1 | 0 | 1 | |
| 48. | 1 | 1 | 0 | 1 | |
| 49. | 1 | 1 | 0 | 1 | |
| 50. | 0 | 1 | 1 | 6 | |
| 51. | 0 | 1 | 1 | 4 | |
| 52. | 0 | 1 | 5 | 16 | |
| 53. | Ancistrus sp. (L369) | 0 | 1 | 1 | 2 |
| 54. | 0 | 1 | 3 | 4 | |
| 55. | 0 | 1 | 2 | 4 | |
| 56. | 0 | 1 | 3 | 5 | |
| 57. | 0 | 1 | 1 | 5 | |
| 58. | 0 | 1 | 1 | 5 | |
| 59. | 0 | 1 | 1 | 5 | |
| 60. | 0 | 1 | 3 | 4 | |
| 61. | 0 | 1 | 7 | 15 | |
| 62. | 0 | 1 | 7 | 14 | |
| 63. | 0 | 1 | 0 | 5 | |
| 64. | 0 | 1 | 1 | 3 | |
| 65. | 0 | 1 | 2 | 2 | |
| 66. | 0 | 1 | 13 | 26 | |
| 67. | 0 | 1 | 3 | 4 | |
| 68. | 0 | 1 | 7 | 19 | |
| 69. | 0 | 1 | 2 | 5 | |
| 70. | 0 | 1 | 4 | 19 | |
| 71. | 2 | 1 | 0 | 5 | |
| 72. | 0 | 1 | 3 | 10 | |
| 73. | 0 | 1 | 2 | 8 | |
| 74. | 1 | 1 | 0 | 1 | |
| 75. | 3 | 1 | 0 | 1 | |
| 76. | 13 | 1 | 0 | 4 | |
| 77. | 4 | 1 | 0 | 1 | |
| 78. | Poeciliopsis prolifica | 5 | 1 | 0 | 0 |
| 79. | 5 | 1 | 0 | 1 | |
| 80. | 7 | 1 | 0 | 3 | |
| 81. | Nomorhamphus ebrardtii | 2 | 1 | 0 | 0 |
| Totals | 99 | 231 | 243 | 1157 |
/siluriformes/loricariidae/ancistrus/cf_cirrhosus/1.jpg "Ancistrus cf. cirrhosus")
/siluriformes/callichthyidae/corydoras(ln9)/metae/1.jpg "Corydoras (lineage 9) metae")
/siluriformes/auchenipteridae/tatia/intermedia/1.jpg "Tatia intermedia")
/siluriformes/auchenipteridae/trachelyopterus/fisheri/1.jpg "Trachelyopterus fisheri")
/siluriformes/callichthyidae/corydoras(ln5)/napoensis/1.jpg "Corydoras (lineage 5) napoensis")
/siluriformes/loricariidae/ancistrus/sp%60rio_tocantins%60/1.jpg "Ancistrus sp. `RIO TOCANTINS`")
/siluriformes/loricariidae/farlowella/vittata/1.jpg "Farlowella vittata")
/siluriformes/loricariidae/ancistrus/sp%60rio_ucayali%60/1.jpg "Ancistrus sp. `RIO UCAYALI`")
/siluriformes/loricariidae/loricaria/nimairaco/1.jpg "Loricaria nimairaco")
/siluriformes/loricariidae/otocinclus/vittatus/1.jpg "Otocinclus vittatus")
/siluriformes/loricariidae/spectracanthicus/zuanoni/1.jpg "Spectracanthicus zuanoni")
/siluriformes/loricariidae/hypancistrus/inspector/1.jpg "Hypancistrus inspector")
/siluriformes/loricariidae/hypancistrus/vandragti/1.jpg "Hypancistrus vandragti")
/siluriformes/loricariidae/loricaria/simillima/1.jpg "Loricaria simillima")
/siluriformes/loricariidae/pseudohemiodon/aff_apithanos/1.jpg "Pseudohemiodon aff. apithanos")
/siluriformes/auchenipteridae/duringlanis/romani/1.jpg "Duringlanis romani")
/siluriformes/loricariidae/ancistrus/luzia/1.jpg "Ancistrus luzia")
/siluriformes/loricariidae/hisonotus/leucofrenatus/1.jpg "Hisonotus leucofrenatus")
/siluriformes/loricariidae/hypancistrus/zebra/1.jpg "Hypancistrus zebra")
/siluriformes/loricariidae/sturisomatichthys/sp%60colombia%60/1.jpg "Sturisomatichthys sp. `COLOMBIA`")
/beloniformes/adrianichthyidae/oryzias/latipes/1.jpg "Oryzias latipes")
/siluriformes/auchenipteridae/ageneiosus/inermis/1.jpg "Ageneiosus inermis")
/siluriformes/auchenipteridae/tatia/dunni/1.jpg "Tatia dunni")
/siluriformes/auchenipteridae/tatia/strigata/1.jpg "Tatia strigata")
/siluriformes/bagridae/hyalobagrus/flavus/1.jpg "Hyalobagrus flavus")
/siluriformes/callichthyidae/corydoras/narcissus/1.jpg "Corydoras narcissus")
/siluriformes/callichthyidae/corydoras/simulatus/1.jpg "Corydoras simulatus")
/siluriformes/callichthyidae/corydoras(ln4)/pygmaeus/1.jpg "Corydoras (lineage 4) pygmaeus")
/siluriformes/callichthyidae/corydoras(ln5)/pauciradiatus/1.jpg "Corydoras (lineage 5) pauciradiatus")
/siluriformes/callichthyidae/corydoras(ln5)/sp%28c123%29/1.jpg "Corydoras (lineage 5) sp. (C123)")
/siluriformes/callichthyidae/corydoras(ln6)/paleatus/1.jpg "Corydoras (lineage 6) paleatus")
/siluriformes/callichthyidae/corydoras(ln7)/aeneus/1.jpg "Corydoras (lineage 7) aeneus")
/siluriformes/callichthyidae/corydoras(ln7)/hephaestus/1.jpg "Corydoras (lineage 7) hephaestus")
/siluriformes/callichthyidae/corydoras(ln9)/sterbai/1.jpg "Corydoras (lineage 9) sterbai")
/siluriformes/callichthyidae/hoplosternum/punctatum/1.jpg "Hoplosternum punctatum")
/siluriformes/callichthyidae/scleromystax/lacerdai/1.jpg "Scleromystax lacerdai")
/perciformes/cichlidae/apistogramma/agassizii/1.jpg "Apistogramma agassizii")
/perciformes/cichlidae/apistogramma/cacatuoides/1.jpg "Apistogramma cacatuoides")
/perciformes/cichlidae/benitochromis/conjunctus/1.jpg "Benitochromis conjunctus")
/perciformes/cichlidae/benitochromis/finleyi/1.jpg "Benitochromis finleyi")
/perciformes/cichlidae/haplochromis/vanheusdeni/1.jpg "Haplochromis vanheusdeni")
/perciformes/cichlidae/herotilapia/multispinosa/1.jpg "Herotilapia multispinosa")
/perciformes/cichlidae/laetacara/dorsigera/1.jpg "Laetacara dorsigera")
/perciformes/cichlidae/nanochromis/splendens/1.jpg "Nanochromis splendens")
/perciformes/cichlidae/pelvicachromis/pulcher/1.jpg "Pelvicachromis pulcher")
/cypriniformes/danionidae/danio/margaritatus/1.jpg "Danio margaritatus")
/characiformes/lebiasinidae/copella/arnoldi/1.jpg "Copella arnoldi")
/cypriniformes/leuciscidae/semotilus/atromaculatus/1.jpg "Semotilus atromaculatus")
/siluriformes/loricariidae/ancistrus/pirareta/1.jpg "Ancistrus pirareta")
/siluriformes/loricariidae/ancistrus/sp%60pucallpa%60/1.jpg "Ancistrus sp. `PUCALLPA`")
/siluriformes/loricariidae/ancistrus/sp%28l213%29/1.jpg "Ancistrus sp. (L213)")
/siluriformes/loricariidae/chaetostoma/sp%28l402%29/1.jpg "Chaetostoma sp. (L402)")
/siluriformes/loricariidae/hisonotus/notatus/1.jpg "Hisonotus notatus")
/siluriformes/loricariidae/hypancistrus/sp%28l287%29/1.jpg "Hypancistrus sp. (L287)")
/siluriformes/loricariidae/lamontichthys/sp%60colombia%60/1.jpg "Lamontichthys sp. `COLOMBIA`")
/siluriformes/loricariidae/lasiancistrus/volcanensis/1.jpg "Lasiancistrus volcanensis")
/siluriformes/loricariidae/otocinclus/arnoldi/1.jpg "Otocinclus arnoldi")
/siluriformes/loricariidae/otocinclus/caxarari/1.jpg "Otocinclus caxarari")
/siluriformes/loricariidae/parotocinclus/maculicauda/1.jpg "Parotocinclus maculicauda")
/siluriformes/loricariidae/pseudolithoxus/tigris/1.jpg "Pseudolithoxus tigris")
/siluriformes/loricariidae/rhadinoloricaria/bahuaja/1.jpg "Rhadinoloricaria bahuaja")
/siluriformes/loricariidae/rineloricaria/microlepidogaster/1.jpg "Rineloricaria microlepidogaster")
/siluriformes/loricariidae/rineloricaria/sp%60barcelos%60/1.jpg "Rineloricaria sp. `BARCELOS`")
/siluriformes/loricariidae/scobinancistrus/raonii/1.jpg "Scobinancistrus raonii")
/siluriformes/loricariidae/spatuloricaria/puganensis/1.jpg "Spatuloricaria puganensis")
/siluriformes/loricariidae/spectracanthicus/cf_zuanoni/1.jpg "Spectracanthicus cf. zuanoni")
/siluriformes/mochokidae/chiloglanis/neumanni/1.jpg "Chiloglanis neumanni")
/siluriformes/mochokidae/microsynodontis/sp%281%29/1.jpg "Microsynodontis sp. (1)")
/siluriformes/mochokidae/synodontis/multipunctatus/1.jpg "Synodontis multipunctatus")
/siluriformes/mochokidae/synodontis/polli/1.jpg "Synodontis polli")
/siluriformes/mochokidae/synodontis/sp%60polli_white%60/1.jpg "Synodontis sp. `POLLI WHITE`")
/cyprinodontiformes/poeciliidae/heterandria/formosa/1.jpg "Heterandria formosa")
/cyprinodontiformes/poeciliidae/neoheterandria/elegans/1.jpg "Neoheterandria elegans")
/cyprinodontiformes/poeciliidae/poecilia/reticulata/1.jpg "Poecilia reticulata")
/cyprinodontiformes/poeciliidae/poecilia/sphenops/1.jpg "Poecilia sphenops")
/cyprinodontiformes/poeciliidae/xiphophorus/hellerii/1.jpg "Xiphophorus hellerii")
/cypriniformes/tanichthyidae/tanichthys/albonubes/1.jpg "Tanichthys albonubes")