Encyclopaedia
Deissner's Licorice Gourami
Parosphromenus deissneri
The 'Licorice Gourami' (3 cm). One of the rarest and most specialized fish on the planet, threatened with extinction. Tiny striped labyrinth fish, demands extreme blackwaters and maniacal care. Only for purists dedicated to conservation.
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24 - 28 °C
4 - 5.5
Freshwater
Bottom
3 cm
>= 30 L
>= 1
1 - 5 dGH
1 - 2 dKH
25 - 95 ppm
39 - 148 uS/cm
Species description
Care, breeding and tankmates
Geographic Origin and Distribution
Origin
Fish profile
- Temperament
- Semi-aggressive
- Diet
- Omnivore
- Sex ratio
- Specific M:F ratio
- Feeding frequency
- Twice daily
- Bioload
- The bioload produced by Parosphromenus deissneri is low due to their small size and metabolic rate. They require robust filtration to keep water parameters stable and pristine. Regular water changes are highly recommended to ensure their optimal health.
- Flow
- Stagnant
- Reproduction
- Oviparous
- Compatibility & tankmates
- This species is generally peaceful and makes a specific addition to a home aquarium. They can be housed with other compatible species that occupy different water levels. Caution should be taken when selecting tank mates to avoid any conflicts.
- Tank level
- Bottom
Window to the official scientific data of the species
Scientific Parameters & Models
- Trophic level
- 3.2 ± 0.4 se
- Resilience
- High (less than 15 months)
- Phylogenetic uniqueness (PD50)
- 0.5
- Bayesian Length-Weight
- a = 0.00389, b = 3.12
Image gallery
Licensed images linked to the species or, when marked, to the closest representative taxon.
Related species
Recommendations grouped by close relatives, companion choices, and similar care.
Variants and close relatives
Same atlas type, nearby scientific identity, genus, or family.
Recommended companions
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Similar care
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