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Rhinodoras boehlkei

Fog Talking Catfish

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Quick facts

Length
130mm SL5in SL
Tank base
120 × 30cm48 × 12in
Temp
24–26°C75–79°F
pH
5.8–7.0
Hardness
2–15dGH

Difficulty4 of 6 measures

Moderate

More bars, more demanding.

Space
large tank
Water
tap water
Temp
narrow band
Temperament
predatory
Social
unknown
Compatibility
unknown

At present there's not a great deal of information available regarding this species. It seems to be fairly easy to keep, and makes a good addition to larger community tanks.

Distribution

Native to the Upper Amazon basin in parts of Eastern Ecuador and Peru.

Habitat

It's usually found sheltering among roots or sunken logs in flowing rivers and tributaries.

Aquarium size

Standard length
130mm SL5in SL
Aquarium base
120 × 30cm48 × 12in
Volume
~108litres~29US gal

Not especially active but due to its potential size will still need a tank measuring at least 120 ∗ 30 ∗ 30 cm48 ∗ 12 ∗ 12 in - ~108 litres~29 US gal.

Maintenance

It's a shy, nocturnal species so it's best to keep the tank dimly lit. Provide plenty of hiding places in the form of clay flowerpots, lengths of plastic piping, tangles of driftwood etc. Plants aren't essential but are useful in cutting out the amount of light hitting the bottom of the tank and providing extra cover.

If you buy one of these for your community tank you'll probably find it will head straight for an area of cover and remain there during the hours of daylight. If you want to see it more often, consider installing a red light above the tank. It can't see red lightwaves, so if you switch this on at night you should be able to observe it foraging for food. It usually becomes much bolder as it grows, and adult specimens will often cruise the tank whether the lights are on or not.

Water conditions

Temperature
24–26°C75–79°F
pH
5.8–7.0
Hardness
2–15dGH

Temperature: 24 – 26 °C75 – 79 °F

pH: 5.8 to 7.0

Hardness: 2 to 15°H

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Diet

Omnivorous and easy to feed. Use a good quality sinking pellet or tablet as the staple diet. Supplement this with live and frozen foods such as bloodworm, small earthworms and similar. When first introduced it may only feed after lights out, and food should be added accordingly. Once settled most will learn to come out and forage around at feeding time.

Behaviour and compatibility

Totally unaggressive but it will eat smaller fish so isn't really suitable for the general community. It can be kept with most peaceable species that are too big too be considered food, including medium-sized characins, cyprinids, anabantoids, livebearers, cichlids and other non-territorial catfish.

It's tolerant of conspecifics and a group can usually be kept without any problems. If several are present they'll often share the same refuge during the day. While some jostling for position might occur, no physical damage is usually done.

Sexual dimorphism

Unknown.

Reproduction

There are no reports of breeding in the hobby.

Notes

At present there's not a great deal of information available regarding this species. It seems to be fairly easy to keep, and makes a good addition to larger community tanks.

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