/siluriformes/loricariidae/otocinclus/mariae/1.jpg "Otocinclus mariae")
Tributary of Tapanahony, Suriname./siluriformes/loricariidae/otocinclus/mariae/2.jpg "Otocinclus mariae")
Lateral view of preserved specimen/siluriformes/loricariidae/otocinclus/mariae/3.jpg "Otocinclus mariae")
Lateral view of a second preserved specimen/siluriformes/loricariidae/otocinclus/mariae/4.jpg "Otocinclus mariae")
Dorsal view/siluriformes/loricariidae/otocinclus/mariae/5.jpg "Otocinclus mariae")
Close-up of head, ventral view
 Cat-eLog Data Sheet | |
|---|---|
| Scientific Name | Otocinclus mariae Fowler, 1940 |
| Common Names | Maria's Oto Dwarf Sucker, Dwarf<em> Otocinclus</em>, Marias Dværgsugemalle (Denmark), Oto |
| Type Locality | Boca Chapare, Río Chimore, tributary to Río Ichilo, about 15°58'S, 64°42'W, Río Mamoré system, Bolivia. |
| Pronunciation | auto SINK luss - MAR ee ae |
| Etymology | Greek, ous, oto = ear + Latin, cinclus = latticework; in allusion to the holes of the head in the ears. |
| Articles |  - Shane's World  Reproduction The Dwarf Sucker, Otocinclus vestitus |
| Species Information | |
| Size | 33mm or 1.3" SL. Find near, nearer or same sized spp. |
| Identification | Very similar to O. vittatus. |
| Sexing | Females are larger and broader especially when viewed from above. |
| Habitat Information | |
| Distribution | South America: Upper Madeira and lower Amazon River basins. Amazon, Lower Amazon (click on these areas to find other species found there) La Plata, Paraná, Paraguay (click on these areas to find other species found there) Amazon, Middle Amazon (Solimoes), Madeira, Upper Madeira (click on these areas to find other species found there) Login to view the map. |
| IUCN Red List Category | Least Concern , range map and more is available on the IUCN species page. Last assessed 2020. |
| pH | 5.5 - 7.5 |
| Temperature | 21.0-26.0°C or 69.8-78.8°F (Show species within this range) |
| Husbandry Information | |
| Feeding | Initially algae, add a shoal to an "algaefied" tank and then supplement diet with sinking tablets and the usual cucumbers / lettuce or courgette (zucchini). User data. |
| Furniture | Large leafed plants and vertical flat rock surfaces (especially slate). Not essential, but likes bogwood and a large rounded substrate. Live plants seem essential to the long term survival of this fish. |
| Compatibility | Peaceful. |
| Suggested Tankmates | Keep in groups (preferably at least six) with any small to mid-sized community fish. |
| Breeding | See Shane's World article. |
| Breeding Reports | There is no breeding report. |
| Further Information | |
| Reference | Proceedings of the Academy of Natural Sciences of Philadelphia v. 92, pp 83, Figs. 41-43. |
| Registered Keepers | There are 40 registered keepers, view all "my cats" data. |
| Wishlists | Love this species? Click the heart to add it to your wish list. There is no wish to keep this species. |
| Spotters | Spotted this species somewhere? Click the binoculars! There are 9 records of this fish being seen, view them all. |
| Forum BBCode | |
| Search for O. mariae | |
 | Look up O. mariae on AquaticRepublic.com |
 | Look up O. mariae on Fishbase |
 | Look up O. mariae on Encyclopedia of Life |
 | Look up O. mariae on Global Biodiversity Information Facility |
| LFS label creator ARN ref:1.4.49.106 | |
| Last Update | 2025 Jan 01 12:08 (species record created: 2004 May 19 00:00) |