|Cat-eLog Data Sheet|
|Scientific Name||Otocinclus macrospilus Eigenmann & Allen, 1942|
|Common Names||Dwarf Otocinclus
Dwarf Sucker, Oto
|Type Locality||Río Morona, upper Amazon River basin, Dpto Loreto, Peru.|
|Pronunciation||auto SINK luss - MAK ro spill us|
|Etymology||Greek, ous, oto = ear + Latin, cinclus = latticework; in allusion to the holes of the head in the ears.|
|Articles|| - Shane's World Catfishology Otocinclus - ''Little Monkeys'' in the planted aquarium
|Size||34mm or 1.3" SL. Find near, nearer or same sized spp.|
|Identification||Similar in overall colouration to O. vestitus. The caudal fin marking is key to separating this species of Otocinclus from the others. In O. macrospilus the lateral black stripe stops or becomes pale before the tail blotch, which can look like a fat spindle or diamond as it crosses into the tail proper.|
|Sexing||Females are larger and broader especially when viewed from above.|
|Distribution||Upper Amazon Basin of Colombia, Ecuador & Peru
Amazon, Upper Amazon (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)|
|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.|
|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.|
|Reference||Fishes of western South America, pp 201, Pl. 13 (fig. 1).|
|Registered Keepers||Keeping this species? Why not .
There are 67 registered keepers, view all "my cats" data.
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|Spotters||Spotted this species somewhere? Click the binoculars!
There are 15 records of this fish being seen, view them all.
|More on Otocinclus macrospilus|
|Look up Otocinclus macrospilus on AquaticRepublic.com|
|Look up Otocinclus macrospilus on Fishbase|
|Look up Otocinclus macrospilus on Encyclopedia of Life|
|Look up Otocinclus macrospilus on Global Biodiversity Information Facility|
|'||LFS label creator.|
|Last Update||2019 Sep 14 03:47 (species record created: 2001 Apr 14 00:00)|