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Squaliforma villarsi

Blue Fin Thresher Pleco · L093 · L153 · L195

Authority not recorded

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Quick facts

Length
175mm SL7in SL
Tank base
120 × 30cm48 × 12in
Temp
21–23°C70–73°F
pH
6.0–7.2
Hardness
2–10dGH

Difficulty4 of 6 measures

Moderate

More bars, more demanding.

Space
large tank
Water
tap water
Temp
specialist range
Temperament
peaceful
Social
unknown
Compatibility
unknown

This species is sometimes referred to as Hypostomus villarsi, and is a rare find in the hobby. If you're lucky enough to see some for sale, check the fish have rounded bellies and that their eyes aren't sunken before you part with any cash, as these are classic signs of emaciation in newly imported Loricariids....

Distribution

Habitat

It lives in flowing waters running over sandy substrates that are scattered with rocks and stones, and is often found on or around driftwood snags.

Aquarium size

Standard length
175mm SL7in SL
Aquarium base
120 × 30cm48 × 12in
Volume
~108litres~29US gal

120 ∗ 30 ∗ 30 cm48 ∗ 12 ∗ 12 in - ~108 litres~29 US gal.

Maintenance

A spacious tank is required, preferably with a sandy substrate. Provide hiding places and shade with some big chunks of driftwood and smooth rocks. Dim lighting is also beneficial. Try to arrange the decor so as much of it is off the tank bottom as possible, as the fish moves with great speed at times, especially when startled. It also needs well-oxygenated water, and an efficient filter to deal with the large amounts of waste it produces.

Water conditions

Temperature
21–23°C70–73°F
pH
6.0–7.2
Hardness
2–10dGH

Temperature: Prefers slightly cool water in the range 70-73°F (21-23°C).

pH: 6.0-7.2

Hardness: 2-10°H

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Diet

An unfussy feeder, it will accept most foods. Offer regular feedings of greens such as cucumber, courgette, blanched spinach etc., as well as live, frozen and dried stuff. It tends to become less of a vegetarian as it grows.

Behaviour and compatibility

A peaceful species that can be kept with a variety of tankmates, such as larger characins, cyprinids, peaceful cichlids and other catfish. It's surprisingly non-territorial and can be kept both in a species group or other peaceful Loricariids.

Sexual dimorphism

Unknown.

Reproduction

Unknown.

Notes

This species is sometimes referred to as Hypostomus villarsi, and is a rare find in the hobby. If you're lucky enough to see some for sale, check the fish have rounded bellies and that their eyes aren't sunken before you part with any cash, as these are classic signs of emaciation in newly imported Loricariids.

Profile completeness16 of 24

67% complete

Missing: a photograph, photograph credits, references, a recorded distribution, taxonomic authority, social needs, community suitability, etymology.