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Down Cat-eLog Data Sheet
Scientific Name Ancistomus feldbergae  (de Oliveira, Rapp Py-Daniel, Zuanon & Rocha, 2012)
Common Names L012, Gainsboro Pleco
L013, Lysegrå Sugemalle (Denmark)
Type Locality Río Xingu, Ilha de Babaquara, upstream of Altamira, 3°23'45"S, 52°12'16"W, Altamira, Pará, Brazil.
Synonym(s) Peckoltia feldbergae
Etymology The specific name is given in honor of Dr. Eliana Feldberg, researcher of Instituto Nacional de Pesquisas da Amazônia, for her many contributions on cytogenetics of Amazon fish.
Down Species Information
Size 200mm or 7.9" SL. Find near, nearer or same sized spp.
Identification L013 is a young L012. Both are very similar to L163 from the Rio Tocantins.
Sexing Males develop small teeth-like odontodes which adorn the leading pectoral fin rays and the back half of the fishes body. Females remain unadorned and have a wider girth across the body most evident when the area just behind the pectoral fins is viewed from above.
Down Habitat Information
Distribution South America: Brazil: Rio Xingu
Amazon, Lower Amazon, Xingu (click on these areas to find other species found there)

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IUCN Red List Category Least Concern, range map and more is available on the IUCN species page. Last assessed 2018.
Temperature 25.0-30.0°C or 77-86°F (Show species within this range)
Down Husbandry Information
Feeding Omnivorous with a tendency towards meaty foods. Not an effective algae eater. Well fed individuals will not damage most plants. User data.
Furniture Rock piles and wood tangles. Plants are not vital.
Compatibility Peaceful if a little territorial. As a rough guide give each fish a 12 inch square area well broken up with decorations.
Breeding Cave spawner.
Breeding Reports There is no breeding report.
Down Further Information
Reference Copeia 2012 (no. 3), pp 547, Figs. 1-3.
Registered Keepers There are 11 registered keepers, view all "my cats" data.
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There are 4 records of this fish being seen, view them all.
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Last Update 2023 Aug 10 04:38 (species record created: 2005 Aug 16 00:00)