Edit Nannostomus harrisoni
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Name
Scientific name
Nannostomus harrisoni
Described by
Authority Eigenmann, Year 1909, Bracketed
Family
Lebiasinidae
Common names
Blackstripe Pencilfish
Photograph credits
All 3 credited
Summary
The blackstripe pencilfish, Nannostomus harrisoni, is a lebiasinid that appears endemic to the Demerara River basin in eastern Guyana. Quit…
Size and aquarium
Maximum size
45mm, standard length
Aquarium size
Minimum length 60 cm, Minimum depth 30 cm
Water
Water conditions
Temperature 22–28°C, pH 5–7
Hardness
1–10dGH
Conductivity
Not recorded
Behaviour
Temperament
Peaceful
Social needs
A shoal or group
Community suitability
Community-safe
Where it lives
Countries, regions, rivers and lakes
Guyana, Demerara
Writing
Etymology
Nannostomus: from the Latin nannus, meaning 'small', and Greek stoma, meaning 'mouth', in reference to the small mouthparts of member species. harrisoni: named…
Distribution
Type locality is 'Canal at Christianburg, Guyana' and this species appears endemic to the Demerara River basin, eastern Guyana including some its tributaries s…
Habitat
Inhabits sluggish tributaries, small rivers, and swampy zones, especially in areas where aquatic vegetation grows densely or with submerged woody structures an…
Aquarium size
Base dimensions of at least 60 ∗ 30 cm or equivalent are required.
Maintenance
Should ideally be kept in a heavily-planted set-up, preferably with a dark substrate and some patches of floating vegetation around which the fish will tend to…
Water conditions
Not written yet
Diet
A micropredator feeding on tiny invertebrates and other zooplankton in nature. In the aquarium it will accept dried foods of a suitable size but should also be…
Behaviour and compatibility
Very peaceful but does not make an ideal community fish due to its small size and rather timid nature. In a community it's best kept with similarly-sized, peac…
Sexual dimorphism
Mature males possess red pigmentation in the pelvic, anal, and caudal fins, while in females the pelvic and anal fins are hyaline and the caudal-fin pigmention…
Reproduction
Has been achieved in aquaria, albeit rarely, and in a densely-planted, mature aquarium it's possible that small numbers of fry may start to appear without inte…
Notes
This species is quite rare in the aquarium hobby and is not often available in numbers, more often being exported as bycatch among shipments of the congener N.…
References
References
5 on this profile