PlanetCatfish.com - Ancistrus sp. (L100) (Loricariidae) Cat-eLog

Cat-eLog Loricariidae Hypostominae Ancistrus | |

Close-up of head
Pectoral fin
Dorsal fin

Cat-eLog Data Sheet
Scientific Name	Ancistrus sp. (L100)
Common Names	LDA075, Spotted Xingu Bristlenose L100, Plettet Xingu-antennesugemalle (Denmark)
Pronunciation	an SISS truss
Etymology	The name Ancistrus is derived from the Greek word agkistron, meaning hook, in reference to the interopercular odontodes that are hooked.
Species Information
Size	100mm or 3.9" SL. Find near, nearer or same sized spp.
Identification	Mature males and sometimes females have soft tentacles (bushy fleshy growths) on the snout - this is unique to the genus Ancistrus.
Sexing	Typical for the genus with males possessing the so-called ''bushy nose''. Females also may have much smaller growths on the head but to a much lesser extent.
Habitat Information
Distribution	Brazil, Pará, Rio Xingú (Altamira) Amazon, Lower Amazon, Xingu (click on these areas to find other species found there) Login to view the map.
Husbandry Information
Feeding	Ancistrus should be fed mainly on vegetarian foods. Prepared foods include algae wafers and spirulina based sinking food. Vegetables such as courgette/zucchini, and (English) cucumber are an excellent addition to the diet, along with the odd, small amount of more meaty foods. User data.
Compatibility	A good complement to most aquariums, they are not aggressive to other species. Males may fight over territory if kept in too small a tank.
Suggested Tankmates	Appropriate with most community fish that aren't overly big or aggressive.
Breeding	Unreported.
Breeding Reports	There are 4 breeding reports, read them all here.
Further Information
Reference	DATZ 7/1992 pp416-417
Registered Keepers	There are 21 registered keepers, view all "my cats" data.
Wishlists	Love this species? Click the heart to add it to your wish list. There are 4 wishes to keep this species, see who wants what.
Spotters	Spotted this species somewhere? Click the binoculars! There are 9 records of this fish being seen, view them all.
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	Search for A. sp. (L100)
	Look up A. sp. (L100) on AquaticRepublic.com
	LFS label creator ARN ref:1.4.4.1266
Last Update	2025 Apr 20 01:46 (species record created: 2004 May 15 00:00)