AquaticRepublic.com - Hypancistrus yudja (Loricariidae) All Fishes

Male positioned outside breeding cave
Close-up of male's pectoral fin
Male genital papillae
One day old fry
Five day old fry
Juvenile
Six month old juvenile
Comparision of L174 & L316 fry at 20 days.
4cm
Ventral view
Hypancistrus zebra (left) and L174 (right)
ANSP collection (catalog number 200988)
Female
Close-up of head
Close-up of dorsal fin.
Close-up of caudal fin

All Fishes Data Sheet
Scientific Name	**Hypancistrus yudja** Sousa, Sousa, Oliveira, Sabaj Pérez, Zuanon & Rapp Py-Daniel, 2025
Common Names	L174, Plettet Zebrasugemalle (Denmark) Spotted Zebra Pleco
Type Locality	Rio Xingu, main channel along right bank at Pimental Dam site, ca. 37 km southeast of Altamira, Pará State, Brazil, 03°25'55.3"S, 51°57'23.6"W.
Pronunciation	hype an siss truss
Etymology	A contraction of the Greek hypo (meaning less than) and ancistrus, an allusion to the reduced number of teeth (particularly in the lower jaw) found in this genus.
Species Information
Size	90mm or 3.5" SL. Find near, nearer or same sized spp.
Identification	Could be taken for a H. zebra variation. Exhibits stripes on the head like on H. zebra but the rest of the body is covered with black spots, sometimes joined together forming a small wavy line.
Sexing	Typical for the genus. Male: interopercular and pectoral odontodes longer, hard ray of pectoral fins broader, odontodes on body plates, head longer and wider. Female: smaller size and more round in the ventral.
Habitat Information
Distribution	Rio Xingu, Brazil. Amazon, Lower Amazon, Xingu (click on these areas to find other species found there) Login to view the map.
IUCN Red List Category	Not Evaluated
pH	6.8 - 7.8
Temperature	25.0-28.0°C or 77-82.4°F (Show species within this range)
Other Parameters	Other water parameters are not impotant except for temperature and disolved oxygen levels that should be keep high with a strong current.
Husbandry Information
Feeding	Mainly carnivorus, live or frozen blood worms, brine shrimp, gammarus Commercial prepared food eaten as well, such as tablets and pellets. User data.
Furniture	Fine sand and rocky setup with some driftwood. Caves made out of slate, clay, bamboo or pvc tube. Dim light although plants can be kept as these fish won't touch them.
Compatibility	Shy. Territorial towards conspecific and other Loricariidae. If kept with other Loricariidae, they should be about the same range in size and behavior.
Suggested Tankmates	Small tetras and other similar small fish. Also Corydoras. Care has to be taken to ensure that they get enough food, as they can be a bit shy and slow to grab food when available.
Breeding	No report so far but should be like that for the other members of the genus. Because of the adult size, a female should lay about 20-30 eggs.
Breeding Reports	There is no breeding report.
Further Information
Reference	Neotropical Ichthyology v. 23 (no. 1): e240080, pp 4, Figs. 1-2, 4.
Registered Keepers	There is no registered keeper.
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 12 records of this fish being seen, view them all.
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	LFS label creator ARN ref:1.4.7.599
Last Update	2025 Mar 19 03:28 (species record created: 2001 May 09 00:00)