All FishesLORICARIIDAEHypostominaePterygoplichthys  |  | 

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Scientific NamePterygoplichthys weberi    Armbruster & Page, 2006
Common NameRanger Pleco
Type LocalityLaguna El Vaticano, Río Caqueta drainage, Florencia, Caquetá, Colombia.
Synonym(s)
Pronunciationterry gop LICK thees
EtymologyGreek, pterygion, diminutive of pteryx = wing, fin + Greek, hoplon = weapon + Greek, ichthys = fish. Lorica, Loricare = cuirass of corslet of leather (a suit of armour made of leather).
Hop to next section Species Information
Size197mm or 7.8" SL. Find near, nearer or same sized spp.
IdentificationPterygoplichthys can be identified by the number of rays in the dorsal fin. Ten or more dorsal rays (usually more than 10) indicates that it's a Pterygoplichthys. Most other plecos have 8 or fewer rays (in particular the larger Hypostomus species that are most likely to be confused with Pterygoplichthys).

Pterygoplichthys can be identified by the number of rays in the dorsal fin. Ten or more dorsal rays (usually more than 10) indicates that it's a Pterygoplichthys. Most other plecos have 8 or fewer rays (in particular the larger Hypostomus species that are most likely to be confused with Pterygoplichthys).
SexingComparison of the genital papilla in mature fish shows the differences in the sexes to the trained eye. In males this is a small yet thick stump which noticeably protrudes from the fish's undercarriage. In females it is less obvious and is recessed or lies flat with the body.

Comparison of the genital papilla in mature fish shows the differences in the sexes to the trained eye. In males this is a small yet thick stump which noticeably protrudes from the fish's undercarriage. In females it is less obvious and is recessed or lies flat with the body.
Hop to next section Habitat Information
DistributionSouth America
Amazon, Upper Amazon (click on these areas to find other species found there)
Amazon, Upper Amazon, Napo (click on these areas to find other species found there)
Amazon, Middle Amazon (Solimoes), Japurá, Caquetá (click on these areas to find other species found there)
Amazon, Upper Amazon, Marañón, Pastaza, Bobonaza (click on these areas to find other species found there)

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IUCN Red List Category
Least Concern
, a distribution map is available on the IUCN species page. Last assessed 2020.
Hop to next section Husbandry Information
FeedingOmnivorous and a good algae eater, especially when young. User data.
Suggested TankmatesAlmost any medium sized community fish.
BreedingUnreported in captivity, in nature, the male fish occupies a tunnel in soft river bank in which the eggs are laid and guarded. The egg mass of bright orange eggs contains thousands of eggs.
Breeding ReportsThere is no breeding report.
Hop to next section Further Information
ReferenceNeotropical Ichthyology v. 4 (no. 4), pp 406, Fig. 5.
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There are 7 records of this fish being seen, view them all.
Hop to next section More Resources
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Look up on Encyclopedia of LifeLook up P. weberi on Encyclopedia of Life
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Pterygoplichthys weberi QR codeLFS label creator
ARN ref:1.4.6.860
Last UpdateSat Dec 25, 2010 10:17 am (Species record created: Thu Jan 01, 1970 1:00 am)