The list below is ordered by the number of Species by number of registered keepers 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.	Ancistrus sp. (3)	1315	85	16	281
2.	Osteogaster aenea	810	60	5	168
3.	Hoplisoma sterbai	778	51	12	217
4.	Peckoltia compta	696	30	38	189
5.	Hoplisoma paleatum	608	42	11	132
6.	Baryancistrus xanthellus	600	2	32	100
7.	Hypancistrus zebra	597	53	58	153
8.	Hypancistrus sp. (L333)	584	30	33	194
9.	Hoplisoma panda	559	34	12	143
10.	Panaqolus maccus	548	10	16	94
11.	Hypancistrus sp. (L066)	514	27	16	119
12.	Ancistrus sp. (4)	453	27	6	131
13.	Hemiancistrus sp. (L128)	426	1	35	122
14.	Hypancistrus sp. (L260)	418	22	32	119
15.	Hypancistrus sp. (L201)	414	34	20	153
16.	Panaqolus albivermis	406	4	31	90
17.	Platydoras armatulus	387	0	7	69
18.	Ancistrus dolichopterus	378	20	24	120
19.	Gastrodermus pygmaeus	369	23	11	127
20.	Synodontis eupterus	369	1	7	60
21.	Pterygoplichthys pardalis	367	0	4	49
22.	Dekeyseria picta	365	8	18	116
23.	Hoplisoma trilineatum	357	19	4	96
24.	Pterygoplichthys gibbiceps	357	0	3	53
25.	Hemiancistrus subviridis	332	5	18	95
26.	Panaque nigrolineatus	322	0	5	67
27.	Pseudacanthicus cf. leopardus	322	8	15	99
28.	Baryancistrus demantoides	306	0	18	94
29.	Hoplisoma habrosum	303	19	12	80
30.	Panaqolus sp. (L397)	278	23	50	182
31.	Otocinclus vittatus	273	4	7	69
32.	Osteogaster sp. (Cw010)	267	21	8	112
33.	Scobinancistrus aureatus	261	0	25	73
34.	Brochis splendens	260	10	7	77
35.	Pimelodus pictus	252	0	7	35
36.	Rineloricaria sp. (L010A)	249	14	19	90
37.	Bunocephalus coracoideus	245	3	5	51
38.	Peckoltia sabaji	243	0	18	77
39.	Hypancistrus debilittera	237	14	16	95
40.	Agamyxis pectinifrons	234	0	10	48
41.	Leporacanthicus joselimai	225	8	33	86
42.	Megalechis thoracata	220	3	6	55
43.	Hypancistrus sp. (L340)	210	12	14	54
44.	Hoplisoma simile	202	13	13	62
45.	Synodontis nigriventris	200	1	2	41
46.	Leporacanthicus triactis	198	0	13	58
47.	Baryancistrus beggini	197	5	24	72
48.	Hoplisoma adolfoi	196	14	18	84
49.	Hypancistrus sp. (L270)	195	10	12	39
50.	Panaque sp. (L191)	194	0	4	48
51.	Synodontis multipunctatus	194	5	2	25
52.	Hoplisoma weitzmani	193	17	7	52
53.	Panaqolus sp. (L002)	191	14	7	58
54.	Microglanis aff. iheringi	188	4	10	40
55.	Osteogaster schultzei	183	22	5	59
56.	Hoplisoma granti	182	1	2	42
57.	Peckoltia vittata	182	7	8	46
58.	Synodontis petricola	180	5	9	36
59.	Osteogaster venezuelanus	178	20	6	78
60.	Hoplisoma duplicareum	176	20	6	62
61.	Hoplisoma metae	174	12	2	42
62.	Farlowella vittata	171	6	6	59
63.	Pterygoplichthys joselimaianus	170	0	1	29
64.	Synodontis lucipinnis	168	6	5	45
65.	Hoplisoma julii	166	6	4	48
66.	Osteogaster sp. (Cw009)	165	13	15	63
67.	Hypancistrus contradens	165	16	9	37
68.	Sturisomatichthys aureus	165	11	8	52
69.	Baryancistrus sp. (L142)	163	0	12	41
70.	Hoplisoma schwartzi	162	0	9	38
71.	Scleromystax barbatus	153	20	17	48
72.	Osteogaster eques	147	5	23	89
73.	Chaetostoma formosae	145	2	3	41
74.	Leporacanthicus cf. galaxias(l240)	145	3	8	47
75.	Hypancistrus sp. (L236)	141	9	32	80
76.	Hoplisoma concolor	139	11	9	40
77.	Baryancistrus chrysolomus	131	0	13	23
78.	Duringlanis perugiae	130	12	10	37
79.	Chaetostoma sp. (L445)	127	0	3	19
80.	Hypancistrus sp. (L262)	127	11	5	40
81.	Panaqolus albomaculatus	124	0	5	38
82.	Kryptopterus vitreolus	122	0	3	35
83.	Acanthicus adonis	119	1	2	30
84.	Gastrodermus hastatus	118	8	18	42
85.	Pseudacanthicus pirarara	118	2	16	34
86.	Ancistrus claro	114	10	9	34
87.	Pseudacanthicus leopardus	114	4	11	49
88.	Synodontis decorus	114	0	1	22
89.	Ancistrus ranunculus	113	2	13	44
90.	Ancistrus sp. (L071)	112	11	3	52
91.	Pseudacanthicus pitanga	112	1	14	40
92.	Hoplisoma loxozonum	111	6	3	31
93.	Hypancistrus sp. (L400)	109	5	6	30
94.	Panaque nigrolineatus laurafabianae	109	0	11	39
95.	Horabagrus brachysoma	107	0	3	23
96.	Panaqolus sp. (L169)	107	5	9	29
97.	Erethistes jerdoni	107	0	12	46
98.	Leporacanthicus cf. galaxias(l007)	106	2	6	24
99.	Pterygoplichthys scrophus	105	0	4	20
100.	Rineloricaria parva	105	8	3	25
101.	Brochis (sub-clade 3) agassizii	104	0	3	33
102.	Gastrodermus elegans	104	6	6	28
103.	Hoplisoma melini	104	5	6	28
104.	Synodontis angelicus	104	0	0	26
105.	Hypancistrus furunculus	101	4	7	29
106.	Brochis (sub-clade 2) sodalis	98	0	7	31
107.	Gastrodermus napoensis	97	7	3	36
108.	Hoplisoma gossei	97	7	7	26
109.	Ancistrus sp. (L107)	97	8	10	35
110.	Hypostomus soniae	97	0	22	34
111.	Hypancistrus yudja	93	12	16	30
112.	Liosomadoras oncinus	90	0	10	30
113.	Phractocephalus hemioliopterus	88	0	3	29
114.	Hoplisoma oiapoquense	87	6	2	27
115.	Pseudomystus siamensis	86	0	4	22
116.	Hemiancistrus guahiborum	86	0	13	38
117.	Hypancistrus inspector	86	3	7	24
118.	Pseudacanthicus sp. (L273)	85	0	10	25
119.	Aspidoras raimundi	83	14	1	36
120.	Osteogaster rabauti	83	3	4	23
121.	Osteogaster sp. (Cw014)	83	4	2	26
122.	Hypancistrus sp. (L411)	83	3	6	20
123.	Otocinclus macrospilus	82	0	3	37
124.	Panaque cf. armbrusteri`xingu`	82	0	6	30
125.	Hoplisoma leucomelas	81	0	4	29
126.	Hoplisoma axelrodi	79	5	1	23
127.	Pangasianodon hypophthalmus	78	0	0	12
128.	Tatia intermedia	77	9	5	34
129.	Hypancistrus sp. (L004)	77	3	3	23
130.	Hypancistrus sp. (L136)	76	6	6	37
131.	Synodontis ocellifer	75	0	0	13
132.	Hoplisoma atropersonatum	74	2	9	35
133.	Osteogaster melanotaenia	74	1	0	22
134.	Peckoltia braueri	74	1	15	27
135.	Synodontis nigrita	73	0	1	15
136.	Brochis (sub-clade 3) robineae	72	1	9	28
137.	Hypostomus plecostomus	71	2	2	15
138.	Rineloricaria eigenmanni	71	9	6	27
139.	Mystus leucophasis	70	0	4	15
140.	Megalodoras uranoscopus	69	0	5	26
141.	Ancistrus tamboensis	69	2	1	7
142.	Leporacanthicus heterodon	68	2	2	29
143.	Otocinclus cocama	68	3	18	34
144.	Parotocinclus jumbo	68	1	8	11
145.	Panaqolus claustellifer	66	7	28	40
146.	Panaqolus sp. (L206)	66	3	3	20
147.	Hypancistrus sp. (L471)	65	5	15	55
148.	Leporacanthicus galaxias	65	4	2	19
149.	Pseudacanthicus spinosus	65	4	3	30
150.	Synodontis schoutedeni	65	0	4	18
151.	Pseudoplatystoma tigrinum	65	0	0	11
152.	Brochis (sub-clade 3) delphax	63	3	4	22
153.	Ancistrus triradiatus	63	2	4	20
154.	Hypancistrus sp. (L401)	63	5	5	22
155.	Peckoltia brevis	63	3	3	13
156.	Dianema urostriatum	62	1	8	22
157.	Hoplisoma caudimaculatum	62	5	4	16
158.	Peckoltia sp. (L387)	62	8	9	34
159.	Scobinancistrus raonii	62	1	12	27
160.	Sorubim lima	62	0	0	16
161.	Ancistrus sp. `WABENMUSTER`	61	4	16	68
162.	Hypancistrus sp. (L173)	61	3	14	17
163.	Synodontis flavitaeniatus	61	0	7	11
164.	Scobinancistrus cf. pariolispos	58	0	9	16
165.	Leiarius marmoratus	58	0	1	13
166.	Hoplisoma sp. (Cw051)	57	1	2	30
167.	Osteogaster zygata	57	2	4	18
168.	Ancistomus sp. (L147)	57	2	4	13
169.	Otocinclus affinis	57	0	1	13
170.	Peckoltia lineola	57	3	5	19
171.	Hoplisoma brevirostre	56	1	2	21
172.	Hoplisoma loretoense	56	2	4	21
173.	Ictalurus punctatus	56	0	0	12
174.	Ancistrus sp. `RIO PARAGUAY`	56	12	6	28
175.	Ancistrus sp. (L120)	56	0	1	15
176.	Hoplisoma melanistium	55	0	3	15
177.	Oxydoras niger	55	0	2	18
178.	Auchenipterichthys coracoideus	54	2	2	20
179.	Synodontis brichardi	54	0	3	13
180.	Clarias batrachus	53	1	4	8
181.	Panaque armbrusteri	53	0	3	23
182.	Panaqolus changae	52	4	2	17
183.	Brochis (sub-clade 2) reticulata	51	1	2	19
184.	Hoplisoma davidsandsi	51	3	4	14
185.	Ancistrus cirrhosus	51	4	1	21
186.	Ancistrus sp. `RIO UCAYALI`	51	5	6	18
187.	Otocinclus vestitus	51	0	0	12
188.	Panaque bathyphilus	51	0	8	15
189.	Pseudohemiodon aff. apithanos	51	3	17	29
190.	Sturisomatichthys festivus	51	9	3	14
191.	Pimelodus blochii	51	0	0	11
192.	Panaqolus sp. (L448)	50	0	1	21
193.	Pseudolithoxus anthrax	50	0	4	23
194.	Brochis (sub-clade 3) virginiae	49	0	1	18
195.	Pseudorinelepis sp. (L095)	49	0	16	33
196.	Hoplosternum littorale	48	2	2	16
197.	Hypostomus punctatus	48	0	0	5
198.	Spectracanthicus punctatissimus	48	1	6	15
199.	Pareutropius buffei	48	0	3	19
200.	Auchenoglanis occidentalis	47	0	2	11
201.	Brochis (sub-clade 2) pantanalensis	46	0	23	31
202.	Hoplisoma sp. (Cw028)	46	0	5	32
203.	Ancistrus sp. (L180)	46	6	4	8
204.	Parancistrus aurantiacus	46	3	11	21
205.	Brochis (sub-clade 3) arcuata	45	0	3	34
206.	Gastrodermus pauciradiatus	45	1	9	19
207.	Loricaria simillima	45	3	1	17
208.	Brachyplatystoma tigrinum	45	0	9	18
209.	Hoplisoma sp. (C121)	44	2	4	14
210.	Aspidoras albater	43	3	1	7
211.	Brochis (sub-clade 3) ambiacus	43	1	1	19
212.	Brochis (sub-clade 3) haraldschultzi	43	0	4	15
213.	Ancistrus sp. (L393)	43	11	12	35
214.	Peckoltia lujani	43	2	0	26
215.	Trachelyopterus fisheri	42	7	9	27
216.	Hyalobagrus flavus	42	1	7	22
217.	Hoplisoma ehrhardti	42	3	2	10
218.	Ancistomus snethlageae	42	1	7	26
219.	Ancistrus hoplogenys	42	1	7	8
220.	Otocinclus huaorani	42	0	1	6
221.	Panaque cf. cochliodon`upper magdalena`	42	0	11	21
222.	Parancistrus nudiventris	42	1	7	18
223.	Peckoltia sp. (L076)	42	6	11	28
224.	Trachelyichthys exilis	41	2	7	25
225.	Ancistrus sp. `RIO TOCANTINS`	40	6	5	16
226.	Hypancistrus sp. (L399)	40	3	3	10
227.	Otocinclus mariae	40	0	0	9
228.	Peckoltia sp. (L140)	40	6	3	16
229.	Synodontis granulosus	40	0	8	18
230.	Panaqolus tankei	39	4	8	26
231.	Pseudacanthicus sp. (L097)	39	1	9	17
232.	Brochis (sub-clade 3) pulchra	38	0	4	13
233.	Ancistrus sp. (L213)	38	1	4	17
234.	Nannoptopoma sp. (LDA110)	38	0	10	22
235.	Pseudacanthicus sp. (LDA105)	38	0	10	22
236.	Synodontis polli	38	1	2	15
237.	Brochis multiradiata	37	0	7	20
238.	Dianema longibarbis	37	1	3	12
239.	Hoplisoma knaacki	37	5	8	20
240.	Hypostomus faveolus	37	1	7	19
241.	Rineloricaria lanceolata	37	3	10	24
242.	Gastrodermus sp. (C123)	36	5	5	21
243.	Hypancistrus sp. (L450)	36	1	1	16
244.	Platystacus cotylephorus	35	0	7	15
245.	Brachyrhamdia meesi	35	1	4	14
246.	Spectracanthicus zuanoni	35	4	7	22
247.	Batrochoglanis raninus	35	0	6	11
248.	Ariopsis seemanni	34	0	0	4
249.	Corydoras septentrionalis	34	0	0	12
250.	Gastrodermus bilineatus	34	2	1	12
251.	Hoplisoma nattereri	34	3	4	13
252.	Hassar orestis	34	0	2	6
253.	Ameiurus melas	34	1	1	6
254.	Hypancistrus sp. (L316)	34	0	2	8
255.	Panaqolus sp. (L271)	34	1	9	18
256.	Brachyplatystoma juruense	34	0	4	12
Totals		35275	1442	2080	10407