Cat-eLog Right Arrow Loricariidae Right Arrow Hypostominae Right Arrow Squaliforma

Jump to next section Cat-eLog Data Sheet
Scientific Name Squaliforma emarginata  Valenciennes, 1840
Common Name(s) L011, Red Fin Thresher Pleco
L108, L116
Type Locality Probably from Brazil.
Etymology Squalis (shark) and 'form' is a reference to the shark like form of the fish.  
Jump to next section Species Information
Size 400mm or 15.7" SL. Find near, nearer or same sized spp.
Identification An elongate species that appears widespread throughout the Amazon and correspondingly has acquired a series of L numbers. We are talking about a very widely distributed, variable species. In terms of distribution and regional variation this species is to the Loricariidae what Corydoras aeneus is to the Callichthyidae. Can be most readily distinguished by its long crescent shaped caudal fin which has a red or orange outer margin.
Jump to next section Habitat Information
Distribution L011 - Brazil: Rio Xingú at Altamira.
L108 - Ecuador: Upper Rio Napo.
Brazil, Pará, Rio Trombeta (Oriximiná)
Amazon, Lower Amazon, Xingu (click on these areas to find other species found there)
Amazon, Lower Amazon, Trombetas (click on these areas to find other species found there)
Amazon, Upper Amazon, Napo, Upper Napo (click on these areas to find other species found there)
Show it on a map (Click the map-icon to show/hide map of species distribution)
pH 6.4 - 7.2
Temperature 25.0-28.0°C or 77-82.4°F (Show others within this range)
Other Parameters dH 5-5.8
Jump to next section Husbandry Information
Feeding An adaptible omnivore with a preference towards greens. Cucumber or similar should be offered periodically but this fish with do well an most sinking pellet food.
Furniture Open shaded spaces sized appropriately to the fish, this fish likes to swim in and out fast and so space must be given to avoid mistakes when the fish is in flight. Large terracotta pipes are ideal, doesn't appear to have a requirement for bogwood or plants.
Compatibility Requires space as an adult fish as is more flighty than, say, Pterygoplichthys spp. Peaceful with plecos even one third of its size.
Suggested Tankmates Medium to large sized community fish and ideal and pretty addition to a south american cichlid tank, will withstand life in a well oxygenated discus tank and is a good pleco as such as it rarely leaves the bottom.
Breeding Unreported.
Jump to next section Further Information
References L108 - DATZ 9/1992 p552
L116 - DATZ 10/1992 pp619-620.
Registered Keepers (1) natefrog, (2) Floody, (3) lordotterby, (4) naython_sinboorn, (5) cich_cat, (6) dr_philatelist, (7) Syokoy, (8) Juand15, (9) fahaka (k: 2), who also notes: "Love Zuchinni and will come to the top to eat it.", (10) retroculus (k: 2), (11) ColumbianChocolate, (12) tiffanyjayne, (13) Travis Webb, (14) wobbler (k: 5), (15) Amazonka.

Click on a username above to see all that persons registered catfish species. You can also view all "my cats" data for this species.
Breeding Reports (1) wobbler (b: 45).
Search Planet Catfish Search Planet Catfish for more on Squaliforma emarginata
Look up Look up Squaliforma emarginata on
BBCode (for use in linking to this page from forum posts)
Link (for use in linking to the species from anywhere on the web)
Look up Fishbase Look up Squaliforma emarginata on Fishbase
QR icon Get or print a QR code for this species profile, or try our BETA label creator.
Hits 34041 hits.
Last Update 2014 Mar 27 13:44 (species record created: 2001 Nov 24 00:00)