Cat-eLog Right Arrow Loricariidae Right Arrow Hypoptopomatinae Right Arrow Otocinclus

Jump to next section Cat-eLog Data Sheet
Scientific Name Otocinclus mariae  Fowler, 1940
Common Names Maria's Oto
Dwarf Sucker, Dwarf Otocinclus, 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
Article - Shane's World Reproduction The Dwarf Sucker, Otocinclus vestitus
Jump to next section Species Information
Size 36mm or 1.4" 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.
Jump to next section Habitat Information
Distribution Lower Amazon, Upper Madeira and Paraguay 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)

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pH 5.5 - 7.5
Temperature 21.0-26.0°C or 69.8-78.8°F (Show species within this range)
Jump to next section 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).
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.
Jump to next section Further Information
References Proc. Acad. Nat. Sci. Phila.v. 92 - pp83 - Figs. 41-43
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Last Update 2013 Oct 13 19:11 (species record created: 2004 May 19 00:00)